idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
18,900 | static int isdn_net_ioctl(struct net_device *dev,
struct ifreq *ifr, int cmd)
{
isdn_net_local *lp = netdev_priv(dev);
switch (lp->p_encap) {
#ifdef CONFIG_ISDN_PPP
case ISDN_NET_ENCAP_SYNCPPP:
return isdn_ppp_dev_ioctl(dev, ifr, cmd);
#endif
case ISDN_NET_ENCAP_CISCOHDLCK:
return isdn_ciscohdlck_dev_ioctl(dev, ifr, cmd);
default:
return -EINVAL;
}
}
| DoS | 0 | static int isdn_net_ioctl(struct net_device *dev,
struct ifreq *ifr, int cmd)
{
isdn_net_local *lp = netdev_priv(dev);
switch (lp->p_encap) {
#ifdef CONFIG_ISDN_PPP
case ISDN_NET_ENCAP_SYNCPPP:
return isdn_ppp_dev_ioctl(dev, ifr, cmd);
#endif
case ISDN_NET_ENCAP_CISCOHDLCK:
return isdn_ciscohdlck_dev_ioctl(dev, ifr, cmd);
default:
return -EINVAL;
}
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,901 | static void isdn_net_lp_disconnected(isdn_net_local *lp)
{
isdn_net_rm_from_bundle(lp);
}
| DoS | 0 | static void isdn_net_lp_disconnected(isdn_net_local *lp)
{
isdn_net_rm_from_bundle(lp);
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,902 | isdn_net_new(char *name, struct net_device *master)
{
isdn_net_dev *netdev;
/* Avoid creating an existing interface */
if (isdn_net_findif(name)) {
printk(KERN_WARNING "isdn_net: interface %s already exists\n", name);
return NULL;
}
if (name == NULL)
return NULL;
if (!(netdev = kzalloc(sizeof(isdn_net_dev), GFP_KERNEL))) {
printk(KERN_WARNING "isdn_net: Could not allocate net-device\n");
return NULL;
}
netdev->dev = alloc_netdev(sizeof(isdn_net_local), name, _isdn_setup);
if (!netdev->dev) {
printk(KERN_WARNING "isdn_net: Could not allocate network device\n");
kfree(netdev);
return NULL;
}
netdev->local = netdev_priv(netdev->dev);
if (master) {
/* Device shall be a slave */
struct net_device *p = MASTER_TO_SLAVE(master);
struct net_device *q = master;
netdev->local->master = master;
/* Put device at end of slave-chain */
while (p) {
q = p;
p = MASTER_TO_SLAVE(p);
}
MASTER_TO_SLAVE(q) = netdev->dev;
} else {
/* Device shall be a master */
/*
* Watchdog timer (currently) for master only.
*/
netdev->dev->watchdog_timeo = ISDN_NET_TX_TIMEOUT;
if (register_netdev(netdev->dev) != 0) {
printk(KERN_WARNING "isdn_net: Could not register net-device\n");
free_netdev(netdev->dev);
kfree(netdev);
return NULL;
}
}
netdev->queue = netdev->local;
spin_lock_init(&netdev->queue_lock);
netdev->local->netdev = netdev;
INIT_WORK(&netdev->local->tqueue, isdn_net_softint);
spin_lock_init(&netdev->local->xmit_lock);
/* Put into to netdev-chain */
netdev->next = (void *) dev->netdev;
dev->netdev = netdev;
return netdev->dev->name;
}
| DoS | 0 | isdn_net_new(char *name, struct net_device *master)
{
isdn_net_dev *netdev;
/* Avoid creating an existing interface */
if (isdn_net_findif(name)) {
printk(KERN_WARNING "isdn_net: interface %s already exists\n", name);
return NULL;
}
if (name == NULL)
return NULL;
if (!(netdev = kzalloc(sizeof(isdn_net_dev), GFP_KERNEL))) {
printk(KERN_WARNING "isdn_net: Could not allocate net-device\n");
return NULL;
}
netdev->dev = alloc_netdev(sizeof(isdn_net_local), name, _isdn_setup);
if (!netdev->dev) {
printk(KERN_WARNING "isdn_net: Could not allocate network device\n");
kfree(netdev);
return NULL;
}
netdev->local = netdev_priv(netdev->dev);
if (master) {
/* Device shall be a slave */
struct net_device *p = MASTER_TO_SLAVE(master);
struct net_device *q = master;
netdev->local->master = master;
/* Put device at end of slave-chain */
while (p) {
q = p;
p = MASTER_TO_SLAVE(p);
}
MASTER_TO_SLAVE(q) = netdev->dev;
} else {
/* Device shall be a master */
/*
* Watchdog timer (currently) for master only.
*/
netdev->dev->watchdog_timeo = ISDN_NET_TX_TIMEOUT;
if (register_netdev(netdev->dev) != 0) {
printk(KERN_WARNING "isdn_net: Could not register net-device\n");
free_netdev(netdev->dev);
kfree(netdev);
return NULL;
}
}
netdev->queue = netdev->local;
spin_lock_init(&netdev->queue_lock);
netdev->local->netdev = netdev;
INIT_WORK(&netdev->local->tqueue, isdn_net_softint);
spin_lock_init(&netdev->local->xmit_lock);
/* Put into to netdev-chain */
netdev->next = (void *) dev->netdev;
dev->netdev = netdev;
return netdev->dev->name;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,903 | isdn_net_newslave(char *parm)
{
char *p = strchr(parm, ',');
isdn_net_dev *n;
char newname[10];
if (p) {
/* Slave-Name MUST not be empty */
if (!strlen(p + 1))
return NULL;
strcpy(newname, p + 1);
*p = 0;
/* Master must already exist */
if (!(n = isdn_net_findif(parm)))
return NULL;
/* Master must be a real interface, not a slave */
if (n->local->master)
return NULL;
/* Master must not be started yet */
if (isdn_net_device_started(n))
return NULL;
return (isdn_net_new(newname, n->dev));
}
return NULL;
}
| DoS | 0 | isdn_net_newslave(char *parm)
{
char *p = strchr(parm, ',');
isdn_net_dev *n;
char newname[10];
if (p) {
/* Slave-Name MUST not be empty */
if (!strlen(p + 1))
return NULL;
strcpy(newname, p + 1);
*p = 0;
/* Master must already exist */
if (!(n = isdn_net_findif(parm)))
return NULL;
/* Master must be a real interface, not a slave */
if (n->local->master)
return NULL;
/* Master must not be started yet */
if (isdn_net_device_started(n))
return NULL;
return (isdn_net_new(newname, n->dev));
}
return NULL;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,904 | isdn_net_open(struct net_device *dev)
{
int i;
struct net_device *p;
struct in_device *in_dev;
/* moved here from isdn_net_reset, because only the master has an
interface associated which is supposed to be started. BTW:
we need to call netif_start_queue, not netif_wake_queue here */
netif_start_queue(dev);
isdn_net_reset(dev);
/* Fill in the MAC-level header (not needed, but for compatibility... */
for (i = 0; i < ETH_ALEN - sizeof(u32); i++)
dev->dev_addr[i] = 0xfc;
if ((in_dev = dev->ip_ptr) != NULL) {
/*
* Any address will do - we take the first
*/
struct in_ifaddr *ifa = in_dev->ifa_list;
if (ifa != NULL)
memcpy(dev->dev_addr+2, &ifa->ifa_local, 4);
}
/* If this interface has slaves, start them also */
p = MASTER_TO_SLAVE(dev);
if (p) {
while (p) {
isdn_net_reset(p);
p = MASTER_TO_SLAVE(p);
}
}
isdn_lock_drivers();
return 0;
}
| DoS | 0 | isdn_net_open(struct net_device *dev)
{
int i;
struct net_device *p;
struct in_device *in_dev;
/* moved here from isdn_net_reset, because only the master has an
interface associated which is supposed to be started. BTW:
we need to call netif_start_queue, not netif_wake_queue here */
netif_start_queue(dev);
isdn_net_reset(dev);
/* Fill in the MAC-level header (not needed, but for compatibility... */
for (i = 0; i < ETH_ALEN - sizeof(u32); i++)
dev->dev_addr[i] = 0xfc;
if ((in_dev = dev->ip_ptr) != NULL) {
/*
* Any address will do - we take the first
*/
struct in_ifaddr *ifa = in_dev->ifa_list;
if (ifa != NULL)
memcpy(dev->dev_addr+2, &ifa->ifa_local, 4);
}
/* If this interface has slaves, start them also */
p = MASTER_TO_SLAVE(dev);
if (p) {
while (p) {
isdn_net_reset(p);
p = MASTER_TO_SLAVE(p);
}
}
isdn_lock_drivers();
return 0;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,905 | isdn_net_rcv_skb(int idx, struct sk_buff *skb)
{
isdn_net_dev *p = dev->rx_netdev[idx];
if (p) {
isdn_net_local *lp = p->local;
if ((lp->flags & ISDN_NET_CONNECTED) &&
(!lp->dialstate)) {
isdn_net_receive(p->dev, skb);
return 1;
}
}
return 0;
}
| DoS | 0 | isdn_net_rcv_skb(int idx, struct sk_buff *skb)
{
isdn_net_dev *p = dev->rx_netdev[idx];
if (p) {
isdn_net_local *lp = p->local;
if ((lp->flags & ISDN_NET_CONNECTED) &&
(!lp->dialstate)) {
isdn_net_receive(p->dev, skb);
return 1;
}
}
return 0;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,906 | isdn_net_realrm(isdn_net_dev * p, isdn_net_dev * q)
{
u_long flags;
if (isdn_net_device_started(p)) {
return -EBUSY;
}
#ifdef CONFIG_ISDN_X25
if( p -> cprot && p -> cprot -> pops )
p -> cprot -> pops -> proto_del ( p -> cprot );
#endif
/* Free all phone-entries */
isdn_net_rmallphone(p);
/* If interface is bound exclusive, free channel-usage */
if (p->local->exclusive != -1)
isdn_unexclusive_channel(p->local->pre_device, p->local->pre_channel);
if (p->local->master) {
/* It's a slave-device, so update master's slave-pointer if necessary */
if (((isdn_net_local *) ISDN_MASTER_PRIV(p->local))->slave ==
p->dev)
((isdn_net_local *)ISDN_MASTER_PRIV(p->local))->slave =
p->local->slave;
} else {
/* Unregister only if it's a master-device */
unregister_netdev(p->dev);
}
/* Unlink device from chain */
spin_lock_irqsave(&dev->lock, flags);
if (q)
q->next = p->next;
else
dev->netdev = p->next;
if (p->local->slave) {
/* If this interface has a slave, remove it also */
char *slavename = p->local->slave->name;
isdn_net_dev *n = dev->netdev;
q = NULL;
while (n) {
if (!strcmp(n->dev->name, slavename)) {
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_realrm(n, q);
spin_lock_irqsave(&dev->lock, flags);
break;
}
q = n;
n = (isdn_net_dev *)n->next;
}
}
spin_unlock_irqrestore(&dev->lock, flags);
/* If no more net-devices remain, disable auto-hangup timer */
if (dev->netdev == NULL)
isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 0);
free_netdev(p->dev);
kfree(p);
return 0;
}
| DoS | 0 | isdn_net_realrm(isdn_net_dev * p, isdn_net_dev * q)
{
u_long flags;
if (isdn_net_device_started(p)) {
return -EBUSY;
}
#ifdef CONFIG_ISDN_X25
if( p -> cprot && p -> cprot -> pops )
p -> cprot -> pops -> proto_del ( p -> cprot );
#endif
/* Free all phone-entries */
isdn_net_rmallphone(p);
/* If interface is bound exclusive, free channel-usage */
if (p->local->exclusive != -1)
isdn_unexclusive_channel(p->local->pre_device, p->local->pre_channel);
if (p->local->master) {
/* It's a slave-device, so update master's slave-pointer if necessary */
if (((isdn_net_local *) ISDN_MASTER_PRIV(p->local))->slave ==
p->dev)
((isdn_net_local *)ISDN_MASTER_PRIV(p->local))->slave =
p->local->slave;
} else {
/* Unregister only if it's a master-device */
unregister_netdev(p->dev);
}
/* Unlink device from chain */
spin_lock_irqsave(&dev->lock, flags);
if (q)
q->next = p->next;
else
dev->netdev = p->next;
if (p->local->slave) {
/* If this interface has a slave, remove it also */
char *slavename = p->local->slave->name;
isdn_net_dev *n = dev->netdev;
q = NULL;
while (n) {
if (!strcmp(n->dev->name, slavename)) {
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_realrm(n, q);
spin_lock_irqsave(&dev->lock, flags);
break;
}
q = n;
n = (isdn_net_dev *)n->next;
}
}
spin_unlock_irqrestore(&dev->lock, flags);
/* If no more net-devices remain, disable auto-hangup timer */
if (dev->netdev == NULL)
isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 0);
free_netdev(p->dev);
kfree(p);
return 0;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,907 | isdn_net_rebuild_header(struct sk_buff *skb)
{
struct net_device *dev = skb->dev;
isdn_net_local *lp = netdev_priv(dev);
int ret = 0;
if (lp->p_encap == ISDN_NET_ENCAP_ETHER) {
struct ethhdr *eth = (struct ethhdr *) skb->data;
/*
* Only ARP/IP is currently supported
*/
if (eth->h_proto != htons(ETH_P_IP)) {
printk(KERN_WARNING
"isdn_net: %s don't know how to resolve type %d addresses?\n",
dev->name, (int) eth->h_proto);
memcpy(eth->h_source, dev->dev_addr, dev->addr_len);
return 0;
}
/*
* Try to get ARP to resolve the header.
*/
#ifdef CONFIG_INET
ret = arp_find(eth->h_dest, skb);
#endif
}
return ret;
}
| DoS | 0 | isdn_net_rebuild_header(struct sk_buff *skb)
{
struct net_device *dev = skb->dev;
isdn_net_local *lp = netdev_priv(dev);
int ret = 0;
if (lp->p_encap == ISDN_NET_ENCAP_ETHER) {
struct ethhdr *eth = (struct ethhdr *) skb->data;
/*
* Only ARP/IP is currently supported
*/
if (eth->h_proto != htons(ETH_P_IP)) {
printk(KERN_WARNING
"isdn_net: %s don't know how to resolve type %d addresses?\n",
dev->name, (int) eth->h_proto);
memcpy(eth->h_source, dev->dev_addr, dev->addr_len);
return 0;
}
/*
* Try to get ARP to resolve the header.
*/
#ifdef CONFIG_INET
ret = arp_find(eth->h_dest, skb);
#endif
}
return ret;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,908 | isdn_net_receive(struct net_device *ndev, struct sk_buff *skb)
{
isdn_net_local *lp = netdev_priv(ndev);
isdn_net_local *olp = lp; /* original 'lp' */
#ifdef CONFIG_ISDN_X25
struct concap_proto *cprot = lp -> netdev -> cprot;
#endif
lp->transcount += skb->len;
lp->stats.rx_packets++;
lp->stats.rx_bytes += skb->len;
if (lp->master) {
/* Bundling: If device is a slave-device, deliver to master, also
* handle master's statistics and hangup-timeout
*/
ndev = lp->master;
lp = netdev_priv(ndev);
lp->stats.rx_packets++;
lp->stats.rx_bytes += skb->len;
}
skb->dev = ndev;
skb->pkt_type = PACKET_HOST;
skb_reset_mac_header(skb);
#ifdef ISDN_DEBUG_NET_DUMP
isdn_dumppkt("R:", skb->data, skb->len, 40);
#endif
switch (lp->p_encap) {
case ISDN_NET_ENCAP_ETHER:
/* Ethernet over ISDN */
olp->huptimer = 0;
lp->huptimer = 0;
skb->protocol = isdn_net_type_trans(skb, ndev);
break;
case ISDN_NET_ENCAP_UIHDLC:
/* HDLC with UI-frame (for ispa with -h1 option) */
olp->huptimer = 0;
lp->huptimer = 0;
skb_pull(skb, 2);
/* Fall through */
case ISDN_NET_ENCAP_RAWIP:
/* RAW-IP without MAC-Header */
olp->huptimer = 0;
lp->huptimer = 0;
skb->protocol = htons(ETH_P_IP);
break;
case ISDN_NET_ENCAP_CISCOHDLCK:
isdn_net_ciscohdlck_receive(lp, skb);
return;
case ISDN_NET_ENCAP_CISCOHDLC:
/* CISCO-HDLC IP with type field and fake I-frame-header */
skb_pull(skb, 2);
/* Fall through */
case ISDN_NET_ENCAP_IPTYP:
/* IP with type field */
olp->huptimer = 0;
lp->huptimer = 0;
skb->protocol = *(__be16 *)&(skb->data[0]);
skb_pull(skb, 2);
if (*(unsigned short *) skb->data == 0xFFFF)
skb->protocol = htons(ETH_P_802_3);
break;
#ifdef CONFIG_ISDN_PPP
case ISDN_NET_ENCAP_SYNCPPP:
/* huptimer is done in isdn_ppp_push_higher */
isdn_ppp_receive(lp->netdev, olp, skb);
return;
#endif
default:
#ifdef CONFIG_ISDN_X25
/* try if there are generic sync_device receiver routines */
if(cprot) if(cprot -> pops)
if( cprot -> pops -> data_ind){
cprot -> pops -> data_ind(cprot,skb);
return;
};
#endif /* CONFIG_ISDN_X25 */
printk(KERN_WARNING "%s: unknown encapsulation, dropping\n",
lp->netdev->dev->name);
kfree_skb(skb);
return;
}
netif_rx(skb);
return;
}
| DoS | 0 | isdn_net_receive(struct net_device *ndev, struct sk_buff *skb)
{
isdn_net_local *lp = netdev_priv(ndev);
isdn_net_local *olp = lp; /* original 'lp' */
#ifdef CONFIG_ISDN_X25
struct concap_proto *cprot = lp -> netdev -> cprot;
#endif
lp->transcount += skb->len;
lp->stats.rx_packets++;
lp->stats.rx_bytes += skb->len;
if (lp->master) {
/* Bundling: If device is a slave-device, deliver to master, also
* handle master's statistics and hangup-timeout
*/
ndev = lp->master;
lp = netdev_priv(ndev);
lp->stats.rx_packets++;
lp->stats.rx_bytes += skb->len;
}
skb->dev = ndev;
skb->pkt_type = PACKET_HOST;
skb_reset_mac_header(skb);
#ifdef ISDN_DEBUG_NET_DUMP
isdn_dumppkt("R:", skb->data, skb->len, 40);
#endif
switch (lp->p_encap) {
case ISDN_NET_ENCAP_ETHER:
/* Ethernet over ISDN */
olp->huptimer = 0;
lp->huptimer = 0;
skb->protocol = isdn_net_type_trans(skb, ndev);
break;
case ISDN_NET_ENCAP_UIHDLC:
/* HDLC with UI-frame (for ispa with -h1 option) */
olp->huptimer = 0;
lp->huptimer = 0;
skb_pull(skb, 2);
/* Fall through */
case ISDN_NET_ENCAP_RAWIP:
/* RAW-IP without MAC-Header */
olp->huptimer = 0;
lp->huptimer = 0;
skb->protocol = htons(ETH_P_IP);
break;
case ISDN_NET_ENCAP_CISCOHDLCK:
isdn_net_ciscohdlck_receive(lp, skb);
return;
case ISDN_NET_ENCAP_CISCOHDLC:
/* CISCO-HDLC IP with type field and fake I-frame-header */
skb_pull(skb, 2);
/* Fall through */
case ISDN_NET_ENCAP_IPTYP:
/* IP with type field */
olp->huptimer = 0;
lp->huptimer = 0;
skb->protocol = *(__be16 *)&(skb->data[0]);
skb_pull(skb, 2);
if (*(unsigned short *) skb->data == 0xFFFF)
skb->protocol = htons(ETH_P_802_3);
break;
#ifdef CONFIG_ISDN_PPP
case ISDN_NET_ENCAP_SYNCPPP:
/* huptimer is done in isdn_ppp_push_higher */
isdn_ppp_receive(lp->netdev, olp, skb);
return;
#endif
default:
#ifdef CONFIG_ISDN_X25
/* try if there are generic sync_device receiver routines */
if(cprot) if(cprot -> pops)
if( cprot -> pops -> data_ind){
cprot -> pops -> data_ind(cprot,skb);
return;
};
#endif /* CONFIG_ISDN_X25 */
printk(KERN_WARNING "%s: unknown encapsulation, dropping\n",
lp->netdev->dev->name);
kfree_skb(skb);
return;
}
netif_rx(skb);
return;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,909 | isdn_net_reset(struct net_device *dev)
{
#ifdef CONFIG_ISDN_X25
struct concap_device_ops * dops =
((isdn_net_local *) netdev_priv(dev))->dops;
struct concap_proto * cprot =
((isdn_net_local *) netdev_priv(dev))->netdev->cprot;
#endif
#ifdef CONFIG_ISDN_X25
if( cprot && cprot -> pops && dops )
cprot -> pops -> restart ( cprot, dev, dops );
#endif
}
| DoS | 0 | isdn_net_reset(struct net_device *dev)
{
#ifdef CONFIG_ISDN_X25
struct concap_device_ops * dops =
((isdn_net_local *) netdev_priv(dev))->dops;
struct concap_proto * cprot =
((isdn_net_local *) netdev_priv(dev))->netdev->cprot;
#endif
#ifdef CONFIG_ISDN_X25
if( cprot && cprot -> pops && dops )
cprot -> pops -> restart ( cprot, dev, dops );
#endif
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,910 | isdn_net_rm(char *name)
{
u_long flags;
isdn_net_dev *p;
isdn_net_dev *q;
/* Search name in netdev-chain */
spin_lock_irqsave(&dev->lock, flags);
p = dev->netdev;
q = NULL;
while (p) {
if (!strcmp(p->dev->name, name)) {
spin_unlock_irqrestore(&dev->lock, flags);
return (isdn_net_realrm(p, q));
}
q = p;
p = (isdn_net_dev *) p->next;
}
spin_unlock_irqrestore(&dev->lock, flags);
/* If no more net-devices remain, disable auto-hangup timer */
if (dev->netdev == NULL)
isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 0);
return -ENODEV;
}
| DoS | 0 | isdn_net_rm(char *name)
{
u_long flags;
isdn_net_dev *p;
isdn_net_dev *q;
/* Search name in netdev-chain */
spin_lock_irqsave(&dev->lock, flags);
p = dev->netdev;
q = NULL;
while (p) {
if (!strcmp(p->dev->name, name)) {
spin_unlock_irqrestore(&dev->lock, flags);
return (isdn_net_realrm(p, q));
}
q = p;
p = (isdn_net_dev *) p->next;
}
spin_unlock_irqrestore(&dev->lock, flags);
/* If no more net-devices remain, disable auto-hangup timer */
if (dev->netdev == NULL)
isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 0);
return -ENODEV;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,911 | isdn_net_rmallphone(isdn_net_dev * p)
{
isdn_net_phone *n;
isdn_net_phone *m;
int i;
for (i = 0; i < 2; i++) {
n = p->local->phone[i];
while (n) {
m = n->next;
kfree(n);
n = m;
}
p->local->phone[i] = NULL;
}
p->local->dial = NULL;
return 0;
}
| DoS | 0 | isdn_net_rmallphone(isdn_net_dev * p)
{
isdn_net_phone *n;
isdn_net_phone *m;
int i;
for (i = 0; i < 2; i++) {
n = p->local->phone[i];
while (n) {
m = n->next;
kfree(n);
n = m;
}
p->local->phone[i] = NULL;
}
p->local->dial = NULL;
return 0;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,912 | static void isdn_net_softint(struct work_struct *work)
{
isdn_net_local *lp = container_of(work, isdn_net_local, tqueue);
struct sk_buff *skb;
spin_lock_bh(&lp->xmit_lock);
while (!isdn_net_lp_busy(lp)) {
skb = skb_dequeue(&lp->super_tx_queue);
if (!skb)
break;
isdn_net_writebuf_skb(lp, skb);
}
spin_unlock_bh(&lp->xmit_lock);
}
| DoS | 0 | static void isdn_net_softint(struct work_struct *work)
{
isdn_net_local *lp = container_of(work, isdn_net_local, tqueue);
struct sk_buff *skb;
spin_lock_bh(&lp->xmit_lock);
while (!isdn_net_lp_busy(lp)) {
skb = skb_dequeue(&lp->super_tx_queue);
if (!skb)
break;
isdn_net_writebuf_skb(lp, skb);
}
spin_unlock_bh(&lp->xmit_lock);
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,913 | isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev)
{
isdn_net_local *lp = netdev_priv(ndev);
#ifdef CONFIG_ISDN_X25
struct concap_proto * cprot = lp -> netdev -> cprot;
/* At this point hard_start_xmit() passes control to the encapsulation
protocol (if present).
For X.25 auto-dialing is completly bypassed because:
- It does not conform with the semantics of a reliable datalink
service as needed by X.25 PLP.
- I don't want that the interface starts dialing when the network layer
sends a message which requests to disconnect the lapb link (or if it
sends any other message not resulting in data transmission).
Instead, dialing will be initiated by the encapsulation protocol entity
when a dl_establish request is received from the upper layer.
*/
if (cprot && cprot -> pops) {
int ret = cprot -> pops -> encap_and_xmit ( cprot , skb);
if (ret)
netif_stop_queue(ndev);
return ret;
} else
#endif
/* auto-dialing xmit function */
{
#ifdef ISDN_DEBUG_NET_DUMP
u_char *buf;
#endif
isdn_net_adjust_hdr(skb, ndev);
#ifdef ISDN_DEBUG_NET_DUMP
buf = skb->data;
isdn_dumppkt("S:", buf, skb->len, 40);
#endif
if (!(lp->flags & ISDN_NET_CONNECTED)) {
int chi;
/* only do autodial if allowed by config */
if (!(ISDN_NET_DIALMODE(*lp) == ISDN_NET_DM_AUTO)) {
isdn_net_unreachable(ndev, skb, "dial rejected: interface not in dialmode `auto'");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
if (lp->phone[1]) {
ulong flags;
if(lp->dialwait_timer <= 0)
if(lp->dialstarted > 0 && lp->dialtimeout > 0 && time_before(jiffies, lp->dialstarted + lp->dialtimeout + lp->dialwait))
lp->dialwait_timer = lp->dialstarted + lp->dialtimeout + lp->dialwait;
if(lp->dialwait_timer > 0) {
if(time_before(jiffies, lp->dialwait_timer)) {
isdn_net_unreachable(ndev, skb, "dial rejected: retry-time not reached");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
} else
lp->dialwait_timer = 0;
}
/* Grab a free ISDN-Channel */
spin_lock_irqsave(&dev->lock, flags);
if (((chi =
isdn_get_free_channel(
ISDN_USAGE_NET,
lp->l2_proto,
lp->l3_proto,
lp->pre_device,
lp->pre_channel,
lp->msn)
) < 0) &&
((chi =
isdn_get_free_channel(
ISDN_USAGE_NET,
lp->l2_proto,
lp->l3_proto,
lp->pre_device,
lp->pre_channel^1,
lp->msn)
) < 0)) {
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_unreachable(ndev, skb,
"No channel");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
/* Log packet, which triggered dialing */
if (dev->net_verbose)
isdn_net_log_skb(skb, lp);
lp->dialstate = 1;
/* Connect interface with channel */
isdn_net_bind_channel(lp, chi);
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) {
/* no 'first_skb' handling for syncPPP */
if (isdn_ppp_bind(lp) < 0) {
dev_kfree_skb(skb);
isdn_net_unbind_channel(lp);
spin_unlock_irqrestore(&dev->lock, flags);
return NETDEV_TX_OK; /* STN (skb to nirvana) ;) */
}
#ifdef CONFIG_IPPP_FILTER
if (isdn_ppp_autodial_filter(skb, lp)) {
isdn_ppp_free(lp);
isdn_net_unbind_channel(lp);
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_unreachable(ndev, skb, "dial rejected: packet filtered");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
#endif
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_dial(); /* Initiate dialing */
netif_stop_queue(ndev);
return NETDEV_TX_BUSY; /* let upper layer requeue skb packet */
}
#endif
/* Initiate dialing */
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_dial();
isdn_net_device_stop_queue(lp);
return NETDEV_TX_BUSY;
} else {
isdn_net_unreachable(ndev, skb,
"No phone number");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
} else {
/* Device is connected to an ISDN channel */
ndev->trans_start = jiffies;
if (!lp->dialstate) {
/* ISDN connection is established, try sending */
int ret;
ret = (isdn_net_xmit(ndev, skb));
if(ret) netif_stop_queue(ndev);
return ret;
} else
netif_stop_queue(ndev);
}
}
return NETDEV_TX_BUSY;
}
| DoS | 0 | isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev)
{
isdn_net_local *lp = netdev_priv(ndev);
#ifdef CONFIG_ISDN_X25
struct concap_proto * cprot = lp -> netdev -> cprot;
/* At this point hard_start_xmit() passes control to the encapsulation
protocol (if present).
For X.25 auto-dialing is completly bypassed because:
- It does not conform with the semantics of a reliable datalink
service as needed by X.25 PLP.
- I don't want that the interface starts dialing when the network layer
sends a message which requests to disconnect the lapb link (or if it
sends any other message not resulting in data transmission).
Instead, dialing will be initiated by the encapsulation protocol entity
when a dl_establish request is received from the upper layer.
*/
if (cprot && cprot -> pops) {
int ret = cprot -> pops -> encap_and_xmit ( cprot , skb);
if (ret)
netif_stop_queue(ndev);
return ret;
} else
#endif
/* auto-dialing xmit function */
{
#ifdef ISDN_DEBUG_NET_DUMP
u_char *buf;
#endif
isdn_net_adjust_hdr(skb, ndev);
#ifdef ISDN_DEBUG_NET_DUMP
buf = skb->data;
isdn_dumppkt("S:", buf, skb->len, 40);
#endif
if (!(lp->flags & ISDN_NET_CONNECTED)) {
int chi;
/* only do autodial if allowed by config */
if (!(ISDN_NET_DIALMODE(*lp) == ISDN_NET_DM_AUTO)) {
isdn_net_unreachable(ndev, skb, "dial rejected: interface not in dialmode `auto'");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
if (lp->phone[1]) {
ulong flags;
if(lp->dialwait_timer <= 0)
if(lp->dialstarted > 0 && lp->dialtimeout > 0 && time_before(jiffies, lp->dialstarted + lp->dialtimeout + lp->dialwait))
lp->dialwait_timer = lp->dialstarted + lp->dialtimeout + lp->dialwait;
if(lp->dialwait_timer > 0) {
if(time_before(jiffies, lp->dialwait_timer)) {
isdn_net_unreachable(ndev, skb, "dial rejected: retry-time not reached");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
} else
lp->dialwait_timer = 0;
}
/* Grab a free ISDN-Channel */
spin_lock_irqsave(&dev->lock, flags);
if (((chi =
isdn_get_free_channel(
ISDN_USAGE_NET,
lp->l2_proto,
lp->l3_proto,
lp->pre_device,
lp->pre_channel,
lp->msn)
) < 0) &&
((chi =
isdn_get_free_channel(
ISDN_USAGE_NET,
lp->l2_proto,
lp->l3_proto,
lp->pre_device,
lp->pre_channel^1,
lp->msn)
) < 0)) {
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_unreachable(ndev, skb,
"No channel");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
/* Log packet, which triggered dialing */
if (dev->net_verbose)
isdn_net_log_skb(skb, lp);
lp->dialstate = 1;
/* Connect interface with channel */
isdn_net_bind_channel(lp, chi);
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) {
/* no 'first_skb' handling for syncPPP */
if (isdn_ppp_bind(lp) < 0) {
dev_kfree_skb(skb);
isdn_net_unbind_channel(lp);
spin_unlock_irqrestore(&dev->lock, flags);
return NETDEV_TX_OK; /* STN (skb to nirvana) ;) */
}
#ifdef CONFIG_IPPP_FILTER
if (isdn_ppp_autodial_filter(skb, lp)) {
isdn_ppp_free(lp);
isdn_net_unbind_channel(lp);
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_unreachable(ndev, skb, "dial rejected: packet filtered");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
#endif
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_dial(); /* Initiate dialing */
netif_stop_queue(ndev);
return NETDEV_TX_BUSY; /* let upper layer requeue skb packet */
}
#endif
/* Initiate dialing */
spin_unlock_irqrestore(&dev->lock, flags);
isdn_net_dial();
isdn_net_device_stop_queue(lp);
return NETDEV_TX_BUSY;
} else {
isdn_net_unreachable(ndev, skb,
"No phone number");
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
} else {
/* Device is connected to an ISDN channel */
ndev->trans_start = jiffies;
if (!lp->dialstate) {
/* ISDN connection is established, try sending */
int ret;
ret = (isdn_net_xmit(ndev, skb));
if(ret) netif_stop_queue(ndev);
return ret;
} else
netif_stop_queue(ndev);
}
}
return NETDEV_TX_BUSY;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,914 | isdn_net_stat_callback(int idx, isdn_ctrl *c)
{
isdn_net_dev *p = dev->st_netdev[idx];
int cmd = c->command;
if (p) {
isdn_net_local *lp = p->local;
#ifdef CONFIG_ISDN_X25
struct concap_proto *cprot = lp->netdev->cprot;
struct concap_proto_ops *pops = cprot ? cprot->pops : NULL;
#endif
switch (cmd) {
case ISDN_STAT_BSENT:
/* A packet has successfully been sent out */
if ((lp->flags & ISDN_NET_CONNECTED) &&
(!lp->dialstate)) {
isdn_net_dec_frame_cnt(lp);
lp->stats.tx_packets++;
lp->stats.tx_bytes += c->parm.length;
}
return 1;
case ISDN_STAT_DCONN:
/* D-Channel is up */
switch (lp->dialstate) {
case 4:
case 7:
case 8:
lp->dialstate++;
return 1;
case 12:
lp->dialstate = 5;
return 1;
}
break;
case ISDN_STAT_DHUP:
/* Either D-Channel-hangup or error during dialout */
#ifdef CONFIG_ISDN_X25
/* If we are not connencted then dialing had
failed. If there are generic encap protocol
receiver routines signal the closure of
the link*/
if( !(lp->flags & ISDN_NET_CONNECTED)
&& pops && pops -> disconn_ind )
pops -> disconn_ind(cprot);
#endif /* CONFIG_ISDN_X25 */
if ((!lp->dialstate) && (lp->flags & ISDN_NET_CONNECTED)) {
if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK)
isdn_net_ciscohdlck_disconnected(lp);
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP)
isdn_ppp_free(lp);
#endif
isdn_net_lp_disconnected(lp);
isdn_all_eaz(lp->isdn_device, lp->isdn_channel);
printk(KERN_INFO "%s: remote hangup\n", p->dev->name);
printk(KERN_INFO "%s: Chargesum is %d\n", p->dev->name,
lp->charge);
isdn_net_unbind_channel(lp);
return 1;
}
break;
#ifdef CONFIG_ISDN_X25
case ISDN_STAT_BHUP:
/* B-Channel-hangup */
/* try if there are generic encap protocol
receiver routines and signal the closure of
the link */
if( pops && pops -> disconn_ind ){
pops -> disconn_ind(cprot);
return 1;
}
break;
#endif /* CONFIG_ISDN_X25 */
case ISDN_STAT_BCONN:
/* B-Channel is up */
isdn_net_zero_frame_cnt(lp);
switch (lp->dialstate) {
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 12:
if (lp->dialstate <= 6) {
dev->usage[idx] |= ISDN_USAGE_OUTGOING;
isdn_info_update();
} else
dev->rx_netdev[idx] = p;
lp->dialstate = 0;
isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 1);
if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK)
isdn_net_ciscohdlck_connected(lp);
if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP) {
if (lp->master) { /* is lp a slave? */
isdn_net_dev *nd = ISDN_MASTER_PRIV(lp)->netdev;
isdn_net_add_to_bundle(nd, lp);
}
}
printk(KERN_INFO "isdn_net: %s connected\n", p->dev->name);
/* If first Chargeinfo comes before B-Channel connect,
* we correct the timestamp here.
*/
lp->chargetime = jiffies;
/* reset dial-timeout */
lp->dialstarted = 0;
lp->dialwait_timer = 0;
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP)
isdn_ppp_wakeup_daemon(lp);
#endif
#ifdef CONFIG_ISDN_X25
/* try if there are generic concap receiver routines */
if( pops )
if( pops->connect_ind)
pops->connect_ind(cprot);
#endif /* CONFIG_ISDN_X25 */
/* ppp needs to do negotiations first */
if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP)
isdn_net_device_wake_queue(lp);
return 1;
}
break;
case ISDN_STAT_NODCH:
/* No D-Channel avail. */
if (lp->dialstate == 4) {
lp->dialstate--;
return 1;
}
break;
case ISDN_STAT_CINF:
/* Charge-info from TelCo. Calculate interval between
* charge-infos and set timestamp for last info for
* usage by isdn_net_autohup()
*/
lp->charge++;
if (lp->hupflags & ISDN_HAVECHARGE) {
lp->hupflags &= ~ISDN_WAITCHARGE;
lp->chargeint = jiffies - lp->chargetime - (2 * HZ);
}
if (lp->hupflags & ISDN_WAITCHARGE)
lp->hupflags |= ISDN_HAVECHARGE;
lp->chargetime = jiffies;
printk(KERN_DEBUG "isdn_net: Got CINF chargetime of %s now %lu\n",
p->dev->name, lp->chargetime);
return 1;
}
}
return 0;
}
| DoS | 0 | isdn_net_stat_callback(int idx, isdn_ctrl *c)
{
isdn_net_dev *p = dev->st_netdev[idx];
int cmd = c->command;
if (p) {
isdn_net_local *lp = p->local;
#ifdef CONFIG_ISDN_X25
struct concap_proto *cprot = lp->netdev->cprot;
struct concap_proto_ops *pops = cprot ? cprot->pops : NULL;
#endif
switch (cmd) {
case ISDN_STAT_BSENT:
/* A packet has successfully been sent out */
if ((lp->flags & ISDN_NET_CONNECTED) &&
(!lp->dialstate)) {
isdn_net_dec_frame_cnt(lp);
lp->stats.tx_packets++;
lp->stats.tx_bytes += c->parm.length;
}
return 1;
case ISDN_STAT_DCONN:
/* D-Channel is up */
switch (lp->dialstate) {
case 4:
case 7:
case 8:
lp->dialstate++;
return 1;
case 12:
lp->dialstate = 5;
return 1;
}
break;
case ISDN_STAT_DHUP:
/* Either D-Channel-hangup or error during dialout */
#ifdef CONFIG_ISDN_X25
/* If we are not connencted then dialing had
failed. If there are generic encap protocol
receiver routines signal the closure of
the link*/
if( !(lp->flags & ISDN_NET_CONNECTED)
&& pops && pops -> disconn_ind )
pops -> disconn_ind(cprot);
#endif /* CONFIG_ISDN_X25 */
if ((!lp->dialstate) && (lp->flags & ISDN_NET_CONNECTED)) {
if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK)
isdn_net_ciscohdlck_disconnected(lp);
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP)
isdn_ppp_free(lp);
#endif
isdn_net_lp_disconnected(lp);
isdn_all_eaz(lp->isdn_device, lp->isdn_channel);
printk(KERN_INFO "%s: remote hangup\n", p->dev->name);
printk(KERN_INFO "%s: Chargesum is %d\n", p->dev->name,
lp->charge);
isdn_net_unbind_channel(lp);
return 1;
}
break;
#ifdef CONFIG_ISDN_X25
case ISDN_STAT_BHUP:
/* B-Channel-hangup */
/* try if there are generic encap protocol
receiver routines and signal the closure of
the link */
if( pops && pops -> disconn_ind ){
pops -> disconn_ind(cprot);
return 1;
}
break;
#endif /* CONFIG_ISDN_X25 */
case ISDN_STAT_BCONN:
/* B-Channel is up */
isdn_net_zero_frame_cnt(lp);
switch (lp->dialstate) {
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 12:
if (lp->dialstate <= 6) {
dev->usage[idx] |= ISDN_USAGE_OUTGOING;
isdn_info_update();
} else
dev->rx_netdev[idx] = p;
lp->dialstate = 0;
isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 1);
if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK)
isdn_net_ciscohdlck_connected(lp);
if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP) {
if (lp->master) { /* is lp a slave? */
isdn_net_dev *nd = ISDN_MASTER_PRIV(lp)->netdev;
isdn_net_add_to_bundle(nd, lp);
}
}
printk(KERN_INFO "isdn_net: %s connected\n", p->dev->name);
/* If first Chargeinfo comes before B-Channel connect,
* we correct the timestamp here.
*/
lp->chargetime = jiffies;
/* reset dial-timeout */
lp->dialstarted = 0;
lp->dialwait_timer = 0;
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP)
isdn_ppp_wakeup_daemon(lp);
#endif
#ifdef CONFIG_ISDN_X25
/* try if there are generic concap receiver routines */
if( pops )
if( pops->connect_ind)
pops->connect_ind(cprot);
#endif /* CONFIG_ISDN_X25 */
/* ppp needs to do negotiations first */
if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP)
isdn_net_device_wake_queue(lp);
return 1;
}
break;
case ISDN_STAT_NODCH:
/* No D-Channel avail. */
if (lp->dialstate == 4) {
lp->dialstate--;
return 1;
}
break;
case ISDN_STAT_CINF:
/* Charge-info from TelCo. Calculate interval between
* charge-infos and set timestamp for last info for
* usage by isdn_net_autohup()
*/
lp->charge++;
if (lp->hupflags & ISDN_HAVECHARGE) {
lp->hupflags &= ~ISDN_WAITCHARGE;
lp->chargeint = jiffies - lp->chargetime - (2 * HZ);
}
if (lp->hupflags & ISDN_WAITCHARGE)
lp->hupflags |= ISDN_HAVECHARGE;
lp->chargetime = jiffies;
printk(KERN_DEBUG "isdn_net: Got CINF chargetime of %s now %lu\n",
p->dev->name, lp->chargetime);
return 1;
}
}
return 0;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,915 | isdn_net_swap_usage(int i1, int i2)
{
int u1 = dev->usage[i1] & ISDN_USAGE_EXCLUSIVE;
int u2 = dev->usage[i2] & ISDN_USAGE_EXCLUSIVE;
#ifdef ISDN_DEBUG_NET_ICALL
printk(KERN_DEBUG "n_fi: usage of %d and %d\n", i1, i2);
#endif
dev->usage[i1] &= ~ISDN_USAGE_EXCLUSIVE;
dev->usage[i1] |= u2;
dev->usage[i2] &= ~ISDN_USAGE_EXCLUSIVE;
dev->usage[i2] |= u1;
isdn_info_update();
}
| DoS | 0 | isdn_net_swap_usage(int i1, int i2)
{
int u1 = dev->usage[i1] & ISDN_USAGE_EXCLUSIVE;
int u2 = dev->usage[i2] & ISDN_USAGE_EXCLUSIVE;
#ifdef ISDN_DEBUG_NET_ICALL
printk(KERN_DEBUG "n_fi: usage of %d and %d\n", i1, i2);
#endif
dev->usage[i1] &= ~ISDN_USAGE_EXCLUSIVE;
dev->usage[i1] |= u2;
dev->usage[i2] &= ~ISDN_USAGE_EXCLUSIVE;
dev->usage[i2] |= u1;
isdn_info_update();
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,916 | static void isdn_net_tx_timeout(struct net_device * ndev)
{
isdn_net_local *lp = netdev_priv(ndev);
printk(KERN_WARNING "isdn_tx_timeout dev %s dialstate %d\n", ndev->name, lp->dialstate);
if (!lp->dialstate){
lp->stats.tx_errors++;
/*
* There is a certain probability that this currently
* works at all because if we always wake up the interface,
* then upper layer will try to send the next packet
* immediately. And then, the old clean_up logic in the
* driver will hopefully continue to work as it used to do.
*
* This is rather primitive right know, we better should
* clean internal queues here, in particular for multilink and
* ppp, and reset HL driver's channel, too. --HE
*
* actually, this may not matter at all, because ISDN hardware
* should not see transmitter hangs at all IMO
* changed KERN_DEBUG to KERN_WARNING to find out if this is
* ever called --KG
*/
}
ndev->trans_start = jiffies;
netif_wake_queue(ndev);
}
| DoS | 0 | static void isdn_net_tx_timeout(struct net_device * ndev)
{
isdn_net_local *lp = netdev_priv(ndev);
printk(KERN_WARNING "isdn_tx_timeout dev %s dialstate %d\n", ndev->name, lp->dialstate);
if (!lp->dialstate){
lp->stats.tx_errors++;
/*
* There is a certain probability that this currently
* works at all because if we always wake up the interface,
* then upper layer will try to send the next packet
* immediately. And then, the old clean_up logic in the
* driver will hopefully continue to work as it used to do.
*
* This is rather primitive right know, we better should
* clean internal queues here, in particular for multilink and
* ppp, and reset HL driver's channel, too. --HE
*
* actually, this may not matter at all, because ISDN hardware
* should not see transmitter hangs at all IMO
* changed KERN_DEBUG to KERN_WARNING to find out if this is
* ever called --KG
*/
}
ndev->trans_start = jiffies;
netif_wake_queue(ndev);
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,917 | isdn_net_type_trans(struct sk_buff *skb, struct net_device *dev)
{
struct ethhdr *eth;
unsigned char *rawp;
skb_reset_mac_header(skb);
skb_pull(skb, ETH_HLEN);
eth = eth_hdr(skb);
if (*eth->h_dest & 1) {
if (memcmp(eth->h_dest, dev->broadcast, ETH_ALEN) == 0)
skb->pkt_type = PACKET_BROADCAST;
else
skb->pkt_type = PACKET_MULTICAST;
}
/*
* This ALLMULTI check should be redundant by 1.4
* so don't forget to remove it.
*/
else if (dev->flags & (IFF_PROMISC /*| IFF_ALLMULTI*/)) {
if (memcmp(eth->h_dest, dev->dev_addr, ETH_ALEN))
skb->pkt_type = PACKET_OTHERHOST;
}
if (ntohs(eth->h_proto) >= 1536)
return eth->h_proto;
rawp = skb->data;
/*
* This is a magic hack to spot IPX packets. Older Novell breaks
* the protocol design and runs IPX over 802.3 without an 802.2 LLC
* layer. We look for FFFF which isn't a used 802.2 SSAP/DSAP. This
* won't work for fault tolerant netware but does for the rest.
*/
if (*(unsigned short *) rawp == 0xFFFF)
return htons(ETH_P_802_3);
/*
* Real 802.2 LLC
*/
return htons(ETH_P_802_2);
}
| DoS | 0 | isdn_net_type_trans(struct sk_buff *skb, struct net_device *dev)
{
struct ethhdr *eth;
unsigned char *rawp;
skb_reset_mac_header(skb);
skb_pull(skb, ETH_HLEN);
eth = eth_hdr(skb);
if (*eth->h_dest & 1) {
if (memcmp(eth->h_dest, dev->broadcast, ETH_ALEN) == 0)
skb->pkt_type = PACKET_BROADCAST;
else
skb->pkt_type = PACKET_MULTICAST;
}
/*
* This ALLMULTI check should be redundant by 1.4
* so don't forget to remove it.
*/
else if (dev->flags & (IFF_PROMISC /*| IFF_ALLMULTI*/)) {
if (memcmp(eth->h_dest, dev->dev_addr, ETH_ALEN))
skb->pkt_type = PACKET_OTHERHOST;
}
if (ntohs(eth->h_proto) >= 1536)
return eth->h_proto;
rawp = skb->data;
/*
* This is a magic hack to spot IPX packets. Older Novell breaks
* the protocol design and runs IPX over 802.3 without an 802.2 LLC
* layer. We look for FFFF which isn't a used 802.2 SSAP/DSAP. This
* won't work for fault tolerant netware but does for the rest.
*/
if (*(unsigned short *) rawp == 0xFFFF)
return htons(ETH_P_802_3);
/*
* Real 802.2 LLC
*/
return htons(ETH_P_802_2);
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,918 | isdn_net_unbind_channel(isdn_net_local * lp)
{
skb_queue_purge(&lp->super_tx_queue);
if (!lp->master) { /* reset only master device */
/* Moral equivalent of dev_purge_queues():
BEWARE! This chunk of code cannot be called from hardware
interrupt handler. I hope it is true. --ANK
*/
qdisc_reset_all_tx(lp->netdev->dev);
}
lp->dialstate = 0;
dev->rx_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
dev->st_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
if (lp->isdn_device != -1 && lp->isdn_channel != -1)
isdn_free_channel(lp->isdn_device, lp->isdn_channel,
ISDN_USAGE_NET);
lp->flags &= ~ISDN_NET_CONNECTED;
lp->isdn_device = -1;
lp->isdn_channel = -1;
}
| DoS | 0 | isdn_net_unbind_channel(isdn_net_local * lp)
{
skb_queue_purge(&lp->super_tx_queue);
if (!lp->master) { /* reset only master device */
/* Moral equivalent of dev_purge_queues():
BEWARE! This chunk of code cannot be called from hardware
interrupt handler. I hope it is true. --ANK
*/
qdisc_reset_all_tx(lp->netdev->dev);
}
lp->dialstate = 0;
dev->rx_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
dev->st_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
if (lp->isdn_device != -1 && lp->isdn_channel != -1)
isdn_free_channel(lp->isdn_device, lp->isdn_channel,
ISDN_USAGE_NET);
lp->flags &= ~ISDN_NET_CONNECTED;
lp->isdn_device = -1;
lp->isdn_channel = -1;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,919 | isdn_net_unreachable(struct net_device *dev, struct sk_buff *skb, char *reason)
{
if(skb) {
u_short proto = ntohs(skb->protocol);
printk(KERN_DEBUG "isdn_net: %s: %s, signalling dst_link_failure %s\n",
dev->name,
(reason != NULL) ? reason : "unknown",
(proto != ETH_P_IP) ? "Protocol != ETH_P_IP" : "");
dst_link_failure(skb);
}
else { /* dial not triggered by rawIP packet */
printk(KERN_DEBUG "isdn_net: %s: %s\n",
dev->name,
(reason != NULL) ? reason : "reason unknown");
}
}
| DoS | 0 | isdn_net_unreachable(struct net_device *dev, struct sk_buff *skb, char *reason)
{
if(skb) {
u_short proto = ntohs(skb->protocol);
printk(KERN_DEBUG "isdn_net: %s: %s, signalling dst_link_failure %s\n",
dev->name,
(reason != NULL) ? reason : "unknown",
(proto != ETH_P_IP) ? "Protocol != ETH_P_IP" : "");
dst_link_failure(skb);
}
else { /* dial not triggered by rawIP packet */
printk(KERN_DEBUG "isdn_net: %s: %s\n",
dev->name,
(reason != NULL) ? reason : "reason unknown");
}
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,920 | void isdn_net_write_super(isdn_net_local *lp, struct sk_buff *skb)
{
if (in_irq()) {
skb_queue_tail(&lp->super_tx_queue, skb);
schedule_work(&lp->tqueue);
return;
}
spin_lock_bh(&lp->xmit_lock);
if (!isdn_net_lp_busy(lp)) {
isdn_net_writebuf_skb(lp, skb);
} else {
skb_queue_tail(&lp->super_tx_queue, skb);
}
spin_unlock_bh(&lp->xmit_lock);
}
| DoS | 0 | void isdn_net_write_super(isdn_net_local *lp, struct sk_buff *skb)
{
if (in_irq()) {
skb_queue_tail(&lp->super_tx_queue, skb);
schedule_work(&lp->tqueue);
return;
}
spin_lock_bh(&lp->xmit_lock);
if (!isdn_net_lp_busy(lp)) {
isdn_net_writebuf_skb(lp, skb);
} else {
skb_queue_tail(&lp->super_tx_queue, skb);
}
spin_unlock_bh(&lp->xmit_lock);
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,921 | void isdn_net_writebuf_skb(isdn_net_local *lp, struct sk_buff *skb)
{
int ret;
int len = skb->len; /* save len */
/* before obtaining the lock the caller should have checked that
the lp isn't busy */
if (isdn_net_lp_busy(lp)) {
printk("isdn BUG at %s:%d!\n", __FILE__, __LINE__);
goto error;
}
if (!(lp->flags & ISDN_NET_CONNECTED)) {
printk("isdn BUG at %s:%d!\n", __FILE__, __LINE__);
goto error;
}
ret = isdn_writebuf_skb_stub(lp->isdn_device, lp->isdn_channel, 1, skb);
if (ret != len) {
/* we should never get here */
printk(KERN_WARNING "%s: HL driver queue full\n", lp->netdev->dev->name);
goto error;
}
lp->transcount += len;
isdn_net_inc_frame_cnt(lp);
return;
error:
dev_kfree_skb(skb);
lp->stats.tx_errors++;
}
| DoS | 0 | void isdn_net_writebuf_skb(isdn_net_local *lp, struct sk_buff *skb)
{
int ret;
int len = skb->len; /* save len */
/* before obtaining the lock the caller should have checked that
the lp isn't busy */
if (isdn_net_lp_busy(lp)) {
printk("isdn BUG at %s:%d!\n", __FILE__, __LINE__);
goto error;
}
if (!(lp->flags & ISDN_NET_CONNECTED)) {
printk("isdn BUG at %s:%d!\n", __FILE__, __LINE__);
goto error;
}
ret = isdn_writebuf_skb_stub(lp->isdn_device, lp->isdn_channel, 1, skb);
if (ret != len) {
/* we should never get here */
printk(KERN_WARNING "%s: HL driver queue full\n", lp->netdev->dev->name);
goto error;
}
lp->transcount += len;
isdn_net_inc_frame_cnt(lp);
return;
error:
dev_kfree_skb(skb);
lp->stats.tx_errors++;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,922 | isdn_net_xmit(struct net_device *ndev, struct sk_buff *skb)
{
isdn_net_dev *nd;
isdn_net_local *slp;
isdn_net_local *lp = netdev_priv(ndev);
int retv = NETDEV_TX_OK;
if (((isdn_net_local *) netdev_priv(ndev))->master) {
printk("isdn BUG at %s:%d!\n", __FILE__, __LINE__);
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
/* For the other encaps the header has already been built */
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) {
return isdn_ppp_xmit(skb, ndev);
}
#endif
nd = ((isdn_net_local *) netdev_priv(ndev))->netdev;
lp = isdn_net_get_locked_lp(nd);
if (!lp) {
printk(KERN_WARNING "%s: all channels busy - requeuing!\n", ndev->name);
return NETDEV_TX_BUSY;
}
/* we have our lp locked from now on */
/* Reset hangup-timeout */
lp->huptimer = 0; // FIXME?
isdn_net_writebuf_skb(lp, skb);
spin_unlock_bh(&lp->xmit_lock);
/* the following stuff is here for backwards compatibility.
* in future, start-up and hangup of slaves (based on current load)
* should move to userspace and get based on an overall cps
* calculation
*/
if (lp->cps > lp->triggercps) {
if (lp->slave) {
if (!lp->sqfull) {
/* First time overload: set timestamp only */
lp->sqfull = 1;
lp->sqfull_stamp = jiffies;
} else {
/* subsequent overload: if slavedelay exceeded, start dialing */
if (time_after(jiffies, lp->sqfull_stamp + lp->slavedelay)) {
slp = ISDN_SLAVE_PRIV(lp);
if (!(slp->flags & ISDN_NET_CONNECTED)) {
isdn_net_force_dial_lp(ISDN_SLAVE_PRIV(lp));
}
}
}
}
} else {
if (lp->sqfull && time_after(jiffies, lp->sqfull_stamp + lp->slavedelay + (10 * HZ))) {
lp->sqfull = 0;
}
/* this is a hack to allow auto-hangup for slaves on moderate loads */
nd->queue = nd->local;
}
return retv;
}
| DoS | 0 | isdn_net_xmit(struct net_device *ndev, struct sk_buff *skb)
{
isdn_net_dev *nd;
isdn_net_local *slp;
isdn_net_local *lp = netdev_priv(ndev);
int retv = NETDEV_TX_OK;
if (((isdn_net_local *) netdev_priv(ndev))->master) {
printk("isdn BUG at %s:%d!\n", __FILE__, __LINE__);
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
/* For the other encaps the header has already been built */
#ifdef CONFIG_ISDN_PPP
if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) {
return isdn_ppp_xmit(skb, ndev);
}
#endif
nd = ((isdn_net_local *) netdev_priv(ndev))->netdev;
lp = isdn_net_get_locked_lp(nd);
if (!lp) {
printk(KERN_WARNING "%s: all channels busy - requeuing!\n", ndev->name);
return NETDEV_TX_BUSY;
}
/* we have our lp locked from now on */
/* Reset hangup-timeout */
lp->huptimer = 0; // FIXME?
isdn_net_writebuf_skb(lp, skb);
spin_unlock_bh(&lp->xmit_lock);
/* the following stuff is here for backwards compatibility.
* in future, start-up and hangup of slaves (based on current load)
* should move to userspace and get based on an overall cps
* calculation
*/
if (lp->cps > lp->triggercps) {
if (lp->slave) {
if (!lp->sqfull) {
/* First time overload: set timestamp only */
lp->sqfull = 1;
lp->sqfull_stamp = jiffies;
} else {
/* subsequent overload: if slavedelay exceeded, start dialing */
if (time_after(jiffies, lp->sqfull_stamp + lp->slavedelay)) {
slp = ISDN_SLAVE_PRIV(lp);
if (!(slp->flags & ISDN_NET_CONNECTED)) {
isdn_net_force_dial_lp(ISDN_SLAVE_PRIV(lp));
}
}
}
}
} else {
if (lp->sqfull && time_after(jiffies, lp->sqfull_stamp + lp->slavedelay + (10 * HZ))) {
lp->sqfull = 0;
}
/* this is a hack to allow auto-hangup for slaves on moderate loads */
nd->queue = nd->local;
}
return retv;
}
| @@ -2532,6 +2532,9 @@ static void _isdn_setup(struct net_device *dev)
/* Setup the generic properties */
dev->flags = IFF_NOARP|IFF_POINTOPOINT;
+
+ /* isdn prepends a header in the tx path, can't share skbs */
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->header_ops = NULL;
dev->netdev_ops = &isdn_netdev_ops;
| CWE-264 | null | null |
18,923 | static void __bond_netpoll_cleanup(struct bonding *bond)
{
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i)
if (IS_UP(slave->dev))
slave_disable_netpoll(slave);
}
| DoS | 0 | static void __bond_netpoll_cleanup(struct bonding *bond)
{
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i)
if (IS_UP(slave->dev))
slave_disable_netpoll(slave);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,924 | static void __bond_resend_igmp_join_requests(struct net_device *dev)
{
struct in_device *in_dev;
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);
if (in_dev)
ip_mc_rejoin_groups(in_dev);
rcu_read_unlock();
}
| DoS | 0 | static void __bond_resend_igmp_join_requests(struct net_device *dev)
{
struct in_device *in_dev;
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);
if (in_dev)
ip_mc_rejoin_groups(in_dev);
rcu_read_unlock();
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,925 | static netdev_tx_t __bond_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct bonding *bond = netdev_priv(dev);
if (TX_QUEUE_OVERRIDE(bond->params.mode)) {
if (!bond_slave_override(bond, skb))
return NETDEV_TX_OK;
}
switch (bond->params.mode) {
case BOND_MODE_ROUNDROBIN:
return bond_xmit_roundrobin(skb, dev);
case BOND_MODE_ACTIVEBACKUP:
return bond_xmit_activebackup(skb, dev);
case BOND_MODE_XOR:
return bond_xmit_xor(skb, dev);
case BOND_MODE_BROADCAST:
return bond_xmit_broadcast(skb, dev);
case BOND_MODE_8023AD:
return bond_3ad_xmit_xor(skb, dev);
case BOND_MODE_ALB:
case BOND_MODE_TLB:
return bond_alb_xmit(skb, dev);
default:
/* Should never happen, mode already checked */
pr_err("%s: Error: Unknown bonding mode %d\n",
dev->name, bond->params.mode);
WARN_ON_ONCE(1);
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
}
| DoS | 0 | static netdev_tx_t __bond_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct bonding *bond = netdev_priv(dev);
if (TX_QUEUE_OVERRIDE(bond->params.mode)) {
if (!bond_slave_override(bond, skb))
return NETDEV_TX_OK;
}
switch (bond->params.mode) {
case BOND_MODE_ROUNDROBIN:
return bond_xmit_roundrobin(skb, dev);
case BOND_MODE_ACTIVEBACKUP:
return bond_xmit_activebackup(skb, dev);
case BOND_MODE_XOR:
return bond_xmit_xor(skb, dev);
case BOND_MODE_BROADCAST:
return bond_xmit_broadcast(skb, dev);
case BOND_MODE_8023AD:
return bond_3ad_xmit_xor(skb, dev);
case BOND_MODE_ALB:
case BOND_MODE_TLB:
return bond_alb_xmit(skb, dev);
default:
/* Should never happen, mode already checked */
pr_err("%s: Error: Unknown bonding mode %d\n",
dev->name, bond->params.mode);
WARN_ON_ONCE(1);
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,926 | static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks)
{
struct slave *slave;
int i;
unsigned long trans_start;
bond_for_each_slave(bond, slave, i) {
switch (slave->new_link) {
case BOND_LINK_NOCHANGE:
continue;
case BOND_LINK_UP:
trans_start = dev_trans_start(slave->dev);
if ((!bond->curr_active_slave &&
time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + delta_in_ticks)) ||
bond->curr_active_slave != slave) {
slave->link = BOND_LINK_UP;
bond->current_arp_slave = NULL;
pr_info("%s: link status definitely up for interface %s.\n",
bond->dev->name, slave->dev->name);
if (!bond->curr_active_slave ||
(slave == bond->primary_slave))
goto do_failover;
}
continue;
case BOND_LINK_DOWN:
if (slave->link_failure_count < UINT_MAX)
slave->link_failure_count++;
slave->link = BOND_LINK_DOWN;
bond_set_slave_inactive_flags(slave);
pr_info("%s: link status definitely down for interface %s, disabling it\n",
bond->dev->name, slave->dev->name);
if (slave == bond->curr_active_slave) {
bond->current_arp_slave = NULL;
goto do_failover;
}
continue;
default:
pr_err("%s: impossible: new_link %d on slave %s\n",
bond->dev->name, slave->new_link,
slave->dev->name);
continue;
}
do_failover:
ASSERT_RTNL();
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
}
bond_set_carrier(bond);
}
| DoS | 0 | static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks)
{
struct slave *slave;
int i;
unsigned long trans_start;
bond_for_each_slave(bond, slave, i) {
switch (slave->new_link) {
case BOND_LINK_NOCHANGE:
continue;
case BOND_LINK_UP:
trans_start = dev_trans_start(slave->dev);
if ((!bond->curr_active_slave &&
time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + delta_in_ticks)) ||
bond->curr_active_slave != slave) {
slave->link = BOND_LINK_UP;
bond->current_arp_slave = NULL;
pr_info("%s: link status definitely up for interface %s.\n",
bond->dev->name, slave->dev->name);
if (!bond->curr_active_slave ||
(slave == bond->primary_slave))
goto do_failover;
}
continue;
case BOND_LINK_DOWN:
if (slave->link_failure_count < UINT_MAX)
slave->link_failure_count++;
slave->link = BOND_LINK_DOWN;
bond_set_slave_inactive_flags(slave);
pr_info("%s: link status definitely down for interface %s, disabling it\n",
bond->dev->name, slave->dev->name);
if (slave == bond->curr_active_slave) {
bond->current_arp_slave = NULL;
goto do_failover;
}
continue;
default:
pr_err("%s: impossible: new_link %d on slave %s\n",
bond->dev->name, slave->new_link,
slave->dev->name);
continue;
}
do_failover:
ASSERT_RTNL();
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
}
bond_set_carrier(bond);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,927 | static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
{
struct slave *slave;
int i, commit = 0;
unsigned long trans_start;
bond_for_each_slave(bond, slave, i) {
slave->new_link = BOND_LINK_NOCHANGE;
if (slave->link != BOND_LINK_UP) {
if (time_in_range(jiffies,
slave_last_rx(bond, slave) - delta_in_ticks,
slave_last_rx(bond, slave) + delta_in_ticks)) {
slave->new_link = BOND_LINK_UP;
commit++;
}
continue;
}
/*
* Give slaves 2*delta after being enslaved or made
* active. This avoids bouncing, as the last receive
* times need a full ARP monitor cycle to be updated.
*/
if (time_in_range(jiffies,
slave->jiffies - delta_in_ticks,
slave->jiffies + 2 * delta_in_ticks))
continue;
/*
* Backup slave is down if:
* - No current_arp_slave AND
* - more than 3*delta since last receive AND
* - the bond has an IP address
*
* Note: a non-null current_arp_slave indicates
* the curr_active_slave went down and we are
* searching for a new one; under this condition
* we only take the curr_active_slave down - this
* gives each slave a chance to tx/rx traffic
* before being taken out
*/
if (!bond_is_active_slave(slave) &&
!bond->current_arp_slave &&
!time_in_range(jiffies,
slave_last_rx(bond, slave) - delta_in_ticks,
slave_last_rx(bond, slave) + 3 * delta_in_ticks)) {
slave->new_link = BOND_LINK_DOWN;
commit++;
}
/*
* Active slave is down if:
* - more than 2*delta since transmitting OR
* - (more than 2*delta since receive AND
* the bond has an IP address)
*/
trans_start = dev_trans_start(slave->dev);
if (bond_is_active_slave(slave) &&
(!time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + 2 * delta_in_ticks) ||
!time_in_range(jiffies,
slave_last_rx(bond, slave) - delta_in_ticks,
slave_last_rx(bond, slave) + 2 * delta_in_ticks))) {
slave->new_link = BOND_LINK_DOWN;
commit++;
}
}
return commit;
}
| DoS | 0 | static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
{
struct slave *slave;
int i, commit = 0;
unsigned long trans_start;
bond_for_each_slave(bond, slave, i) {
slave->new_link = BOND_LINK_NOCHANGE;
if (slave->link != BOND_LINK_UP) {
if (time_in_range(jiffies,
slave_last_rx(bond, slave) - delta_in_ticks,
slave_last_rx(bond, slave) + delta_in_ticks)) {
slave->new_link = BOND_LINK_UP;
commit++;
}
continue;
}
/*
* Give slaves 2*delta after being enslaved or made
* active. This avoids bouncing, as the last receive
* times need a full ARP monitor cycle to be updated.
*/
if (time_in_range(jiffies,
slave->jiffies - delta_in_ticks,
slave->jiffies + 2 * delta_in_ticks))
continue;
/*
* Backup slave is down if:
* - No current_arp_slave AND
* - more than 3*delta since last receive AND
* - the bond has an IP address
*
* Note: a non-null current_arp_slave indicates
* the curr_active_slave went down and we are
* searching for a new one; under this condition
* we only take the curr_active_slave down - this
* gives each slave a chance to tx/rx traffic
* before being taken out
*/
if (!bond_is_active_slave(slave) &&
!bond->current_arp_slave &&
!time_in_range(jiffies,
slave_last_rx(bond, slave) - delta_in_ticks,
slave_last_rx(bond, slave) + 3 * delta_in_ticks)) {
slave->new_link = BOND_LINK_DOWN;
commit++;
}
/*
* Active slave is down if:
* - more than 2*delta since transmitting OR
* - (more than 2*delta since receive AND
* the bond has an IP address)
*/
trans_start = dev_trans_start(slave->dev);
if (bond_is_active_slave(slave) &&
(!time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + 2 * delta_in_ticks) ||
!time_in_range(jiffies,
slave_last_rx(bond, slave) - delta_in_ticks,
slave_last_rx(bond, slave) + 2 * delta_in_ticks))) {
slave->new_link = BOND_LINK_DOWN;
commit++;
}
}
return commit;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,928 | static int bond_add_vlan(struct bonding *bond, unsigned short vlan_id)
{
struct vlan_entry *vlan;
pr_debug("bond: %s, vlan id %d\n",
(bond ? bond->dev->name : "None"), vlan_id);
vlan = kzalloc(sizeof(struct vlan_entry), GFP_KERNEL);
if (!vlan)
return -ENOMEM;
INIT_LIST_HEAD(&vlan->vlan_list);
vlan->vlan_id = vlan_id;
write_lock_bh(&bond->lock);
list_add_tail(&vlan->vlan_list, &bond->vlan_list);
write_unlock_bh(&bond->lock);
pr_debug("added VLAN ID %d on bond %s\n", vlan_id, bond->dev->name);
return 0;
}
| DoS | 0 | static int bond_add_vlan(struct bonding *bond, unsigned short vlan_id)
{
struct vlan_entry *vlan;
pr_debug("bond: %s, vlan id %d\n",
(bond ? bond->dev->name : "None"), vlan_id);
vlan = kzalloc(sizeof(struct vlan_entry), GFP_KERNEL);
if (!vlan)
return -ENOMEM;
INIT_LIST_HEAD(&vlan->vlan_list);
vlan->vlan_id = vlan_id;
write_lock_bh(&bond->lock);
list_add_tail(&vlan->vlan_list, &bond->vlan_list);
write_unlock_bh(&bond->lock);
pr_debug("added VLAN ID %d on bond %s\n", vlan_id, bond->dev->name);
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,929 | static void bond_add_vlans_on_slave(struct bonding *bond, struct net_device *slave_dev)
{
struct vlan_entry *vlan;
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if (!(slave_dev->features & NETIF_F_HW_VLAN_FILTER) ||
!(slave_ops->ndo_vlan_rx_add_vid))
return;
list_for_each_entry(vlan, &bond->vlan_list, vlan_list)
slave_ops->ndo_vlan_rx_add_vid(slave_dev, vlan->vlan_id);
}
| DoS | 0 | static void bond_add_vlans_on_slave(struct bonding *bond, struct net_device *slave_dev)
{
struct vlan_entry *vlan;
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if (!(slave_dev->features & NETIF_F_HW_VLAN_FILTER) ||
!(slave_ops->ndo_vlan_rx_add_vid))
return;
list_for_each_entry(vlan, &bond->vlan_list, vlan_list)
slave_ops->ndo_vlan_rx_add_vid(slave_dev, vlan->vlan_id);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,930 | static bool bond_addr_in_mc_list(unsigned char *addr,
struct netdev_hw_addr_list *list,
int addrlen)
{
struct netdev_hw_addr *ha;
netdev_hw_addr_list_for_each(ha, list)
if (!memcmp(ha->addr, addr, addrlen))
return true;
return false;
}
| DoS | 0 | static bool bond_addr_in_mc_list(unsigned char *addr,
struct netdev_hw_addr_list *list,
int addrlen)
{
struct netdev_hw_addr *ha;
netdev_hw_addr_list_for_each(ha, list)
if (!memcmp(ha->addr, addr, addrlen))
return true;
return false;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,931 | static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond,
struct slave *slave)
{
struct arphdr *arp;
unsigned char *arp_ptr;
__be32 sip, tip;
if (skb->protocol != __cpu_to_be16(ETH_P_ARP))
return;
read_lock(&bond->lock);
pr_debug("bond_arp_rcv: bond %s skb->dev %s\n",
bond->dev->name, skb->dev->name);
if (!pskb_may_pull(skb, arp_hdr_len(bond->dev)))
goto out_unlock;
arp = arp_hdr(skb);
if (arp->ar_hln != bond->dev->addr_len ||
skb->pkt_type == PACKET_OTHERHOST ||
skb->pkt_type == PACKET_LOOPBACK ||
arp->ar_hrd != htons(ARPHRD_ETHER) ||
arp->ar_pro != htons(ETH_P_IP) ||
arp->ar_pln != 4)
goto out_unlock;
arp_ptr = (unsigned char *)(arp + 1);
arp_ptr += bond->dev->addr_len;
memcpy(&sip, arp_ptr, 4);
arp_ptr += 4 + bond->dev->addr_len;
memcpy(&tip, arp_ptr, 4);
pr_debug("bond_arp_rcv: %s %s/%d av %d sv %d sip %pI4 tip %pI4\n",
bond->dev->name, slave->dev->name, bond_slave_state(slave),
bond->params.arp_validate, slave_do_arp_validate(bond, slave),
&sip, &tip);
/*
* Backup slaves won't see the ARP reply, but do come through
* here for each ARP probe (so we swap the sip/tip to validate
* the probe). In a "redundant switch, common router" type of
* configuration, the ARP probe will (hopefully) travel from
* the active, through one switch, the router, then the other
* switch before reaching the backup.
*/
if (bond_is_active_slave(slave))
bond_validate_arp(bond, slave, sip, tip);
else
bond_validate_arp(bond, slave, tip, sip);
out_unlock:
read_unlock(&bond->lock);
}
| DoS | 0 | static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond,
struct slave *slave)
{
struct arphdr *arp;
unsigned char *arp_ptr;
__be32 sip, tip;
if (skb->protocol != __cpu_to_be16(ETH_P_ARP))
return;
read_lock(&bond->lock);
pr_debug("bond_arp_rcv: bond %s skb->dev %s\n",
bond->dev->name, skb->dev->name);
if (!pskb_may_pull(skb, arp_hdr_len(bond->dev)))
goto out_unlock;
arp = arp_hdr(skb);
if (arp->ar_hln != bond->dev->addr_len ||
skb->pkt_type == PACKET_OTHERHOST ||
skb->pkt_type == PACKET_LOOPBACK ||
arp->ar_hrd != htons(ARPHRD_ETHER) ||
arp->ar_pro != htons(ETH_P_IP) ||
arp->ar_pln != 4)
goto out_unlock;
arp_ptr = (unsigned char *)(arp + 1);
arp_ptr += bond->dev->addr_len;
memcpy(&sip, arp_ptr, 4);
arp_ptr += 4 + bond->dev->addr_len;
memcpy(&tip, arp_ptr, 4);
pr_debug("bond_arp_rcv: %s %s/%d av %d sv %d sip %pI4 tip %pI4\n",
bond->dev->name, slave->dev->name, bond_slave_state(slave),
bond->params.arp_validate, slave_do_arp_validate(bond, slave),
&sip, &tip);
/*
* Backup slaves won't see the ARP reply, but do come through
* here for each ARP probe (so we swap the sip/tip to validate
* the probe). In a "redundant switch, common router" type of
* configuration, the ARP probe will (hopefully) travel from
* the active, through one switch, the router, then the other
* switch before reaching the backup.
*/
if (bond_is_active_slave(slave))
bond_validate_arp(bond, slave, sip, tip);
else
bond_validate_arp(bond, slave, tip, sip);
out_unlock:
read_unlock(&bond->lock);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,932 | static void bond_arp_send(struct net_device *slave_dev, int arp_op, __be32 dest_ip, __be32 src_ip, unsigned short vlan_id)
{
struct sk_buff *skb;
pr_debug("arp %d on slave %s: dst %x src %x vid %d\n", arp_op,
slave_dev->name, dest_ip, src_ip, vlan_id);
skb = arp_create(arp_op, ETH_P_ARP, dest_ip, slave_dev, src_ip,
NULL, slave_dev->dev_addr, NULL);
if (!skb) {
pr_err("ARP packet allocation failed\n");
return;
}
if (vlan_id) {
skb = vlan_put_tag(skb, vlan_id);
if (!skb) {
pr_err("failed to insert VLAN tag\n");
return;
}
}
arp_xmit(skb);
}
| DoS | 0 | static void bond_arp_send(struct net_device *slave_dev, int arp_op, __be32 dest_ip, __be32 src_ip, unsigned short vlan_id)
{
struct sk_buff *skb;
pr_debug("arp %d on slave %s: dst %x src %x vid %d\n", arp_op,
slave_dev->name, dest_ip, src_ip, vlan_id);
skb = arp_create(arp_op, ETH_P_ARP, dest_ip, slave_dev, src_ip,
NULL, slave_dev->dev_addr, NULL);
if (!skb) {
pr_err("ARP packet allocation failed\n");
return;
}
if (vlan_id) {
skb = vlan_put_tag(skb, vlan_id);
if (!skb) {
pr_err("failed to insert VLAN tag\n");
return;
}
}
arp_xmit(skb);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,933 | static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
{
int i, vlan_id;
__be32 *targets = bond->params.arp_targets;
struct vlan_entry *vlan;
struct net_device *vlan_dev;
struct rtable *rt;
for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
if (!targets[i])
break;
pr_debug("basa: target %x\n", targets[i]);
if (!bond_vlan_used(bond)) {
pr_debug("basa: empty vlan: arp_send\n");
bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
bond->master_ip, 0);
continue;
}
/*
* If VLANs are configured, we do a route lookup to
* determine which VLAN interface would be used, so we
* can tag the ARP with the proper VLAN tag.
*/
rt = ip_route_output(dev_net(bond->dev), targets[i], 0,
RTO_ONLINK, 0);
if (IS_ERR(rt)) {
if (net_ratelimit()) {
pr_warning("%s: no route to arp_ip_target %pI4\n",
bond->dev->name, &targets[i]);
}
continue;
}
/*
* This target is not on a VLAN
*/
if (rt->dst.dev == bond->dev) {
ip_rt_put(rt);
pr_debug("basa: rtdev == bond->dev: arp_send\n");
bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
bond->master_ip, 0);
continue;
}
vlan_id = 0;
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
rcu_read_lock();
vlan_dev = __vlan_find_dev_deep(bond->dev,
vlan->vlan_id);
rcu_read_unlock();
if (vlan_dev == rt->dst.dev) {
vlan_id = vlan->vlan_id;
pr_debug("basa: vlan match on %s %d\n",
vlan_dev->name, vlan_id);
break;
}
}
if (vlan_id) {
ip_rt_put(rt);
bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
vlan->vlan_ip, vlan_id);
continue;
}
if (net_ratelimit()) {
pr_warning("%s: no path to arp_ip_target %pI4 via rt.dev %s\n",
bond->dev->name, &targets[i],
rt->dst.dev ? rt->dst.dev->name : "NULL");
}
ip_rt_put(rt);
}
}
| DoS | 0 | static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
{
int i, vlan_id;
__be32 *targets = bond->params.arp_targets;
struct vlan_entry *vlan;
struct net_device *vlan_dev;
struct rtable *rt;
for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
if (!targets[i])
break;
pr_debug("basa: target %x\n", targets[i]);
if (!bond_vlan_used(bond)) {
pr_debug("basa: empty vlan: arp_send\n");
bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
bond->master_ip, 0);
continue;
}
/*
* If VLANs are configured, we do a route lookup to
* determine which VLAN interface would be used, so we
* can tag the ARP with the proper VLAN tag.
*/
rt = ip_route_output(dev_net(bond->dev), targets[i], 0,
RTO_ONLINK, 0);
if (IS_ERR(rt)) {
if (net_ratelimit()) {
pr_warning("%s: no route to arp_ip_target %pI4\n",
bond->dev->name, &targets[i]);
}
continue;
}
/*
* This target is not on a VLAN
*/
if (rt->dst.dev == bond->dev) {
ip_rt_put(rt);
pr_debug("basa: rtdev == bond->dev: arp_send\n");
bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
bond->master_ip, 0);
continue;
}
vlan_id = 0;
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
rcu_read_lock();
vlan_dev = __vlan_find_dev_deep(bond->dev,
vlan->vlan_id);
rcu_read_unlock();
if (vlan_dev == rt->dst.dev) {
vlan_id = vlan->vlan_id;
pr_debug("basa: vlan match on %s %d\n",
vlan_dev->name, vlan_id);
break;
}
}
if (vlan_id) {
ip_rt_put(rt);
bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i],
vlan->vlan_ip, vlan_id);
continue;
}
if (net_ratelimit()) {
pr_warning("%s: no path to arp_ip_target %pI4 via rt.dev %s\n",
bond->dev->name, &targets[i],
rt->dst.dev ? rt->dst.dev->name : "NULL");
}
ip_rt_put(rt);
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,934 | static void bond_attach_slave(struct bonding *bond, struct slave *new_slave)
{
if (bond->first_slave == NULL) { /* attaching the first slave */
new_slave->next = new_slave;
new_slave->prev = new_slave;
bond->first_slave = new_slave;
} else {
new_slave->next = bond->first_slave;
new_slave->prev = bond->first_slave->prev;
new_slave->next->prev = new_slave;
new_slave->prev->next = new_slave;
}
bond->slave_cnt++;
}
| DoS | 0 | static void bond_attach_slave(struct bonding *bond, struct slave *new_slave)
{
if (bond->first_slave == NULL) { /* attaching the first slave */
new_slave->next = new_slave;
new_slave->prev = new_slave;
bond->first_slave = new_slave;
} else {
new_slave->next = bond->first_slave;
new_slave->prev = bond->first_slave->prev;
new_slave->next->prev = new_slave;
new_slave->prev->next = new_slave;
}
bond->slave_cnt++;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,935 | static int bond_change_mtu(struct net_device *bond_dev, int new_mtu)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *stop_at;
int res = 0;
int i;
pr_debug("bond=%p, name=%s, new_mtu=%d\n", bond,
(bond_dev ? bond_dev->name : "None"), new_mtu);
/* Can't hold bond->lock with bh disabled here since
* some base drivers panic. On the other hand we can't
* hold bond->lock without bh disabled because we'll
* deadlock. The only solution is to rely on the fact
* that we're under rtnl_lock here, and the slaves
* list won't change. This doesn't solve the problem
* of setting the slave's MTU while it is
* transmitting, but the assumption is that the base
* driver can handle that.
*
* TODO: figure out a way to safely iterate the slaves
* list, but without holding a lock around the actual
* call to the base driver.
*/
bond_for_each_slave(bond, slave, i) {
pr_debug("s %p s->p %p c_m %p\n",
slave,
slave->prev,
slave->dev->netdev_ops->ndo_change_mtu);
res = dev_set_mtu(slave->dev, new_mtu);
if (res) {
/* If we failed to set the slave's mtu to the new value
* we must abort the operation even in ACTIVE_BACKUP
* mode, because if we allow the backup slaves to have
* different mtu values than the active slave we'll
* need to change their mtu when doing a failover. That
* means changing their mtu from timer context, which
* is probably not a good idea.
*/
pr_debug("err %d %s\n", res, slave->dev->name);
goto unwind;
}
}
bond_dev->mtu = new_mtu;
return 0;
unwind:
/* unwind from head to the slave that failed */
stop_at = slave;
bond_for_each_slave_from_to(bond, slave, i, bond->first_slave, stop_at) {
int tmp_res;
tmp_res = dev_set_mtu(slave->dev, bond_dev->mtu);
if (tmp_res) {
pr_debug("unwind err %d dev %s\n",
tmp_res, slave->dev->name);
}
}
return res;
}
| DoS | 0 | static int bond_change_mtu(struct net_device *bond_dev, int new_mtu)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *stop_at;
int res = 0;
int i;
pr_debug("bond=%p, name=%s, new_mtu=%d\n", bond,
(bond_dev ? bond_dev->name : "None"), new_mtu);
/* Can't hold bond->lock with bh disabled here since
* some base drivers panic. On the other hand we can't
* hold bond->lock without bh disabled because we'll
* deadlock. The only solution is to rely on the fact
* that we're under rtnl_lock here, and the slaves
* list won't change. This doesn't solve the problem
* of setting the slave's MTU while it is
* transmitting, but the assumption is that the base
* driver can handle that.
*
* TODO: figure out a way to safely iterate the slaves
* list, but without holding a lock around the actual
* call to the base driver.
*/
bond_for_each_slave(bond, slave, i) {
pr_debug("s %p s->p %p c_m %p\n",
slave,
slave->prev,
slave->dev->netdev_ops->ndo_change_mtu);
res = dev_set_mtu(slave->dev, new_mtu);
if (res) {
/* If we failed to set the slave's mtu to the new value
* we must abort the operation even in ACTIVE_BACKUP
* mode, because if we allow the backup slaves to have
* different mtu values than the active slave we'll
* need to change their mtu when doing a failover. That
* means changing their mtu from timer context, which
* is probably not a good idea.
*/
pr_debug("err %d %s\n", res, slave->dev->name);
goto unwind;
}
}
bond_dev->mtu = new_mtu;
return 0;
unwind:
/* unwind from head to the slave that failed */
stop_at = slave;
bond_for_each_slave_from_to(bond, slave, i, bond->first_slave, stop_at) {
int tmp_res;
tmp_res = dev_set_mtu(slave->dev, bond_dev->mtu);
if (tmp_res) {
pr_debug("unwind err %d dev %s\n",
tmp_res, slave->dev->name);
}
}
return res;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,936 | static int bond_check_params(struct bond_params *params)
{
int arp_validate_value, fail_over_mac_value, primary_reselect_value;
/*
* Convert string parameters.
*/
if (mode) {
bond_mode = bond_parse_parm(mode, bond_mode_tbl);
if (bond_mode == -1) {
pr_err("Error: Invalid bonding mode \"%s\"\n",
mode == NULL ? "NULL" : mode);
return -EINVAL;
}
}
if (xmit_hash_policy) {
if ((bond_mode != BOND_MODE_XOR) &&
(bond_mode != BOND_MODE_8023AD)) {
pr_info("xmit_hash_policy param is irrelevant in mode %s\n",
bond_mode_name(bond_mode));
} else {
xmit_hashtype = bond_parse_parm(xmit_hash_policy,
xmit_hashtype_tbl);
if (xmit_hashtype == -1) {
pr_err("Error: Invalid xmit_hash_policy \"%s\"\n",
xmit_hash_policy == NULL ? "NULL" :
xmit_hash_policy);
return -EINVAL;
}
}
}
if (lacp_rate) {
if (bond_mode != BOND_MODE_8023AD) {
pr_info("lacp_rate param is irrelevant in mode %s\n",
bond_mode_name(bond_mode));
} else {
lacp_fast = bond_parse_parm(lacp_rate, bond_lacp_tbl);
if (lacp_fast == -1) {
pr_err("Error: Invalid lacp rate \"%s\"\n",
lacp_rate == NULL ? "NULL" : lacp_rate);
return -EINVAL;
}
}
}
if (ad_select) {
params->ad_select = bond_parse_parm(ad_select, ad_select_tbl);
if (params->ad_select == -1) {
pr_err("Error: Invalid ad_select \"%s\"\n",
ad_select == NULL ? "NULL" : ad_select);
return -EINVAL;
}
if (bond_mode != BOND_MODE_8023AD) {
pr_warning("ad_select param only affects 802.3ad mode\n");
}
} else {
params->ad_select = BOND_AD_STABLE;
}
if (max_bonds < 0) {
pr_warning("Warning: max_bonds (%d) not in range %d-%d, so it was reset to BOND_DEFAULT_MAX_BONDS (%d)\n",
max_bonds, 0, INT_MAX, BOND_DEFAULT_MAX_BONDS);
max_bonds = BOND_DEFAULT_MAX_BONDS;
}
if (miimon < 0) {
pr_warning("Warning: miimon module parameter (%d), not in range 0-%d, so it was reset to %d\n",
miimon, INT_MAX, BOND_LINK_MON_INTERV);
miimon = BOND_LINK_MON_INTERV;
}
if (updelay < 0) {
pr_warning("Warning: updelay module parameter (%d), not in range 0-%d, so it was reset to 0\n",
updelay, INT_MAX);
updelay = 0;
}
if (downdelay < 0) {
pr_warning("Warning: downdelay module parameter (%d), not in range 0-%d, so it was reset to 0\n",
downdelay, INT_MAX);
downdelay = 0;
}
if ((use_carrier != 0) && (use_carrier != 1)) {
pr_warning("Warning: use_carrier module parameter (%d), not of valid value (0/1), so it was set to 1\n",
use_carrier);
use_carrier = 1;
}
if (num_peer_notif < 0 || num_peer_notif > 255) {
pr_warning("Warning: num_grat_arp/num_unsol_na (%d) not in range 0-255 so it was reset to 1\n",
num_peer_notif);
num_peer_notif = 1;
}
/* reset values for 802.3ad */
if (bond_mode == BOND_MODE_8023AD) {
if (!miimon) {
pr_warning("Warning: miimon must be specified, otherwise bonding will not detect link failure, speed and duplex which are essential for 802.3ad operation\n");
pr_warning("Forcing miimon to 100msec\n");
miimon = 100;
}
}
if (tx_queues < 1 || tx_queues > 255) {
pr_warning("Warning: tx_queues (%d) should be between "
"1 and 255, resetting to %d\n",
tx_queues, BOND_DEFAULT_TX_QUEUES);
tx_queues = BOND_DEFAULT_TX_QUEUES;
}
if ((all_slaves_active != 0) && (all_slaves_active != 1)) {
pr_warning("Warning: all_slaves_active module parameter (%d), "
"not of valid value (0/1), so it was set to "
"0\n", all_slaves_active);
all_slaves_active = 0;
}
if (resend_igmp < 0 || resend_igmp > 255) {
pr_warning("Warning: resend_igmp (%d) should be between "
"0 and 255, resetting to %d\n",
resend_igmp, BOND_DEFAULT_RESEND_IGMP);
resend_igmp = BOND_DEFAULT_RESEND_IGMP;
}
/* reset values for TLB/ALB */
if ((bond_mode == BOND_MODE_TLB) ||
(bond_mode == BOND_MODE_ALB)) {
if (!miimon) {
pr_warning("Warning: miimon must be specified, otherwise bonding will not detect link failure and link speed which are essential for TLB/ALB load balancing\n");
pr_warning("Forcing miimon to 100msec\n");
miimon = 100;
}
}
if (bond_mode == BOND_MODE_ALB) {
pr_notice("In ALB mode you might experience client disconnections upon reconnection of a link if the bonding module updelay parameter (%d msec) is incompatible with the forwarding delay time of the switch\n",
updelay);
}
if (!miimon) {
if (updelay || downdelay) {
/* just warn the user the up/down delay will have
* no effect since miimon is zero...
*/
pr_warning("Warning: miimon module parameter not set and updelay (%d) or downdelay (%d) module parameter is set; updelay and downdelay have no effect unless miimon is set\n",
updelay, downdelay);
}
} else {
/* don't allow arp monitoring */
if (arp_interval) {
pr_warning("Warning: miimon (%d) and arp_interval (%d) can't be used simultaneously, disabling ARP monitoring\n",
miimon, arp_interval);
arp_interval = 0;
}
if ((updelay % miimon) != 0) {
pr_warning("Warning: updelay (%d) is not a multiple of miimon (%d), updelay rounded to %d ms\n",
updelay, miimon,
(updelay / miimon) * miimon);
}
updelay /= miimon;
if ((downdelay % miimon) != 0) {
pr_warning("Warning: downdelay (%d) is not a multiple of miimon (%d), downdelay rounded to %d ms\n",
downdelay, miimon,
(downdelay / miimon) * miimon);
}
downdelay /= miimon;
}
if (arp_interval < 0) {
pr_warning("Warning: arp_interval module parameter (%d) , not in range 0-%d, so it was reset to %d\n",
arp_interval, INT_MAX, BOND_LINK_ARP_INTERV);
arp_interval = BOND_LINK_ARP_INTERV;
}
for (arp_ip_count = 0;
(arp_ip_count < BOND_MAX_ARP_TARGETS) && arp_ip_target[arp_ip_count];
arp_ip_count++) {
/* not complete check, but should be good enough to
catch mistakes */
if (!isdigit(arp_ip_target[arp_ip_count][0])) {
pr_warning("Warning: bad arp_ip_target module parameter (%s), ARP monitoring will not be performed\n",
arp_ip_target[arp_ip_count]);
arp_interval = 0;
} else {
__be32 ip = in_aton(arp_ip_target[arp_ip_count]);
arp_target[arp_ip_count] = ip;
}
}
if (arp_interval && !arp_ip_count) {
/* don't allow arping if no arp_ip_target given... */
pr_warning("Warning: arp_interval module parameter (%d) specified without providing an arp_ip_target parameter, arp_interval was reset to 0\n",
arp_interval);
arp_interval = 0;
}
if (arp_validate) {
if (bond_mode != BOND_MODE_ACTIVEBACKUP) {
pr_err("arp_validate only supported in active-backup mode\n");
return -EINVAL;
}
if (!arp_interval) {
pr_err("arp_validate requires arp_interval\n");
return -EINVAL;
}
arp_validate_value = bond_parse_parm(arp_validate,
arp_validate_tbl);
if (arp_validate_value == -1) {
pr_err("Error: invalid arp_validate \"%s\"\n",
arp_validate == NULL ? "NULL" : arp_validate);
return -EINVAL;
}
} else
arp_validate_value = 0;
if (miimon) {
pr_info("MII link monitoring set to %d ms\n", miimon);
} else if (arp_interval) {
int i;
pr_info("ARP monitoring set to %d ms, validate %s, with %d target(s):",
arp_interval,
arp_validate_tbl[arp_validate_value].modename,
arp_ip_count);
for (i = 0; i < arp_ip_count; i++)
pr_info(" %s", arp_ip_target[i]);
pr_info("\n");
} else if (max_bonds) {
/* miimon and arp_interval not set, we need one so things
* work as expected, see bonding.txt for details
*/
pr_warning("Warning: either miimon or arp_interval and arp_ip_target module parameters must be specified, otherwise bonding will not detect link failures! see bonding.txt for details.\n");
}
if (primary && !USES_PRIMARY(bond_mode)) {
/* currently, using a primary only makes sense
* in active backup, TLB or ALB modes
*/
pr_warning("Warning: %s primary device specified but has no effect in %s mode\n",
primary, bond_mode_name(bond_mode));
primary = NULL;
}
if (primary && primary_reselect) {
primary_reselect_value = bond_parse_parm(primary_reselect,
pri_reselect_tbl);
if (primary_reselect_value == -1) {
pr_err("Error: Invalid primary_reselect \"%s\"\n",
primary_reselect ==
NULL ? "NULL" : primary_reselect);
return -EINVAL;
}
} else {
primary_reselect_value = BOND_PRI_RESELECT_ALWAYS;
}
if (fail_over_mac) {
fail_over_mac_value = bond_parse_parm(fail_over_mac,
fail_over_mac_tbl);
if (fail_over_mac_value == -1) {
pr_err("Error: invalid fail_over_mac \"%s\"\n",
arp_validate == NULL ? "NULL" : arp_validate);
return -EINVAL;
}
if (bond_mode != BOND_MODE_ACTIVEBACKUP)
pr_warning("Warning: fail_over_mac only affects active-backup mode.\n");
} else {
fail_over_mac_value = BOND_FOM_NONE;
}
/* fill params struct with the proper values */
params->mode = bond_mode;
params->xmit_policy = xmit_hashtype;
params->miimon = miimon;
params->num_peer_notif = num_peer_notif;
params->arp_interval = arp_interval;
params->arp_validate = arp_validate_value;
params->updelay = updelay;
params->downdelay = downdelay;
params->use_carrier = use_carrier;
params->lacp_fast = lacp_fast;
params->primary[0] = 0;
params->primary_reselect = primary_reselect_value;
params->fail_over_mac = fail_over_mac_value;
params->tx_queues = tx_queues;
params->all_slaves_active = all_slaves_active;
params->resend_igmp = resend_igmp;
params->min_links = min_links;
if (primary) {
strncpy(params->primary, primary, IFNAMSIZ);
params->primary[IFNAMSIZ - 1] = 0;
}
memcpy(params->arp_targets, arp_target, sizeof(arp_target));
return 0;
}
| DoS | 0 | static int bond_check_params(struct bond_params *params)
{
int arp_validate_value, fail_over_mac_value, primary_reselect_value;
/*
* Convert string parameters.
*/
if (mode) {
bond_mode = bond_parse_parm(mode, bond_mode_tbl);
if (bond_mode == -1) {
pr_err("Error: Invalid bonding mode \"%s\"\n",
mode == NULL ? "NULL" : mode);
return -EINVAL;
}
}
if (xmit_hash_policy) {
if ((bond_mode != BOND_MODE_XOR) &&
(bond_mode != BOND_MODE_8023AD)) {
pr_info("xmit_hash_policy param is irrelevant in mode %s\n",
bond_mode_name(bond_mode));
} else {
xmit_hashtype = bond_parse_parm(xmit_hash_policy,
xmit_hashtype_tbl);
if (xmit_hashtype == -1) {
pr_err("Error: Invalid xmit_hash_policy \"%s\"\n",
xmit_hash_policy == NULL ? "NULL" :
xmit_hash_policy);
return -EINVAL;
}
}
}
if (lacp_rate) {
if (bond_mode != BOND_MODE_8023AD) {
pr_info("lacp_rate param is irrelevant in mode %s\n",
bond_mode_name(bond_mode));
} else {
lacp_fast = bond_parse_parm(lacp_rate, bond_lacp_tbl);
if (lacp_fast == -1) {
pr_err("Error: Invalid lacp rate \"%s\"\n",
lacp_rate == NULL ? "NULL" : lacp_rate);
return -EINVAL;
}
}
}
if (ad_select) {
params->ad_select = bond_parse_parm(ad_select, ad_select_tbl);
if (params->ad_select == -1) {
pr_err("Error: Invalid ad_select \"%s\"\n",
ad_select == NULL ? "NULL" : ad_select);
return -EINVAL;
}
if (bond_mode != BOND_MODE_8023AD) {
pr_warning("ad_select param only affects 802.3ad mode\n");
}
} else {
params->ad_select = BOND_AD_STABLE;
}
if (max_bonds < 0) {
pr_warning("Warning: max_bonds (%d) not in range %d-%d, so it was reset to BOND_DEFAULT_MAX_BONDS (%d)\n",
max_bonds, 0, INT_MAX, BOND_DEFAULT_MAX_BONDS);
max_bonds = BOND_DEFAULT_MAX_BONDS;
}
if (miimon < 0) {
pr_warning("Warning: miimon module parameter (%d), not in range 0-%d, so it was reset to %d\n",
miimon, INT_MAX, BOND_LINK_MON_INTERV);
miimon = BOND_LINK_MON_INTERV;
}
if (updelay < 0) {
pr_warning("Warning: updelay module parameter (%d), not in range 0-%d, so it was reset to 0\n",
updelay, INT_MAX);
updelay = 0;
}
if (downdelay < 0) {
pr_warning("Warning: downdelay module parameter (%d), not in range 0-%d, so it was reset to 0\n",
downdelay, INT_MAX);
downdelay = 0;
}
if ((use_carrier != 0) && (use_carrier != 1)) {
pr_warning("Warning: use_carrier module parameter (%d), not of valid value (0/1), so it was set to 1\n",
use_carrier);
use_carrier = 1;
}
if (num_peer_notif < 0 || num_peer_notif > 255) {
pr_warning("Warning: num_grat_arp/num_unsol_na (%d) not in range 0-255 so it was reset to 1\n",
num_peer_notif);
num_peer_notif = 1;
}
/* reset values for 802.3ad */
if (bond_mode == BOND_MODE_8023AD) {
if (!miimon) {
pr_warning("Warning: miimon must be specified, otherwise bonding will not detect link failure, speed and duplex which are essential for 802.3ad operation\n");
pr_warning("Forcing miimon to 100msec\n");
miimon = 100;
}
}
if (tx_queues < 1 || tx_queues > 255) {
pr_warning("Warning: tx_queues (%d) should be between "
"1 and 255, resetting to %d\n",
tx_queues, BOND_DEFAULT_TX_QUEUES);
tx_queues = BOND_DEFAULT_TX_QUEUES;
}
if ((all_slaves_active != 0) && (all_slaves_active != 1)) {
pr_warning("Warning: all_slaves_active module parameter (%d), "
"not of valid value (0/1), so it was set to "
"0\n", all_slaves_active);
all_slaves_active = 0;
}
if (resend_igmp < 0 || resend_igmp > 255) {
pr_warning("Warning: resend_igmp (%d) should be between "
"0 and 255, resetting to %d\n",
resend_igmp, BOND_DEFAULT_RESEND_IGMP);
resend_igmp = BOND_DEFAULT_RESEND_IGMP;
}
/* reset values for TLB/ALB */
if ((bond_mode == BOND_MODE_TLB) ||
(bond_mode == BOND_MODE_ALB)) {
if (!miimon) {
pr_warning("Warning: miimon must be specified, otherwise bonding will not detect link failure and link speed which are essential for TLB/ALB load balancing\n");
pr_warning("Forcing miimon to 100msec\n");
miimon = 100;
}
}
if (bond_mode == BOND_MODE_ALB) {
pr_notice("In ALB mode you might experience client disconnections upon reconnection of a link if the bonding module updelay parameter (%d msec) is incompatible with the forwarding delay time of the switch\n",
updelay);
}
if (!miimon) {
if (updelay || downdelay) {
/* just warn the user the up/down delay will have
* no effect since miimon is zero...
*/
pr_warning("Warning: miimon module parameter not set and updelay (%d) or downdelay (%d) module parameter is set; updelay and downdelay have no effect unless miimon is set\n",
updelay, downdelay);
}
} else {
/* don't allow arp monitoring */
if (arp_interval) {
pr_warning("Warning: miimon (%d) and arp_interval (%d) can't be used simultaneously, disabling ARP monitoring\n",
miimon, arp_interval);
arp_interval = 0;
}
if ((updelay % miimon) != 0) {
pr_warning("Warning: updelay (%d) is not a multiple of miimon (%d), updelay rounded to %d ms\n",
updelay, miimon,
(updelay / miimon) * miimon);
}
updelay /= miimon;
if ((downdelay % miimon) != 0) {
pr_warning("Warning: downdelay (%d) is not a multiple of miimon (%d), downdelay rounded to %d ms\n",
downdelay, miimon,
(downdelay / miimon) * miimon);
}
downdelay /= miimon;
}
if (arp_interval < 0) {
pr_warning("Warning: arp_interval module parameter (%d) , not in range 0-%d, so it was reset to %d\n",
arp_interval, INT_MAX, BOND_LINK_ARP_INTERV);
arp_interval = BOND_LINK_ARP_INTERV;
}
for (arp_ip_count = 0;
(arp_ip_count < BOND_MAX_ARP_TARGETS) && arp_ip_target[arp_ip_count];
arp_ip_count++) {
/* not complete check, but should be good enough to
catch mistakes */
if (!isdigit(arp_ip_target[arp_ip_count][0])) {
pr_warning("Warning: bad arp_ip_target module parameter (%s), ARP monitoring will not be performed\n",
arp_ip_target[arp_ip_count]);
arp_interval = 0;
} else {
__be32 ip = in_aton(arp_ip_target[arp_ip_count]);
arp_target[arp_ip_count] = ip;
}
}
if (arp_interval && !arp_ip_count) {
/* don't allow arping if no arp_ip_target given... */
pr_warning("Warning: arp_interval module parameter (%d) specified without providing an arp_ip_target parameter, arp_interval was reset to 0\n",
arp_interval);
arp_interval = 0;
}
if (arp_validate) {
if (bond_mode != BOND_MODE_ACTIVEBACKUP) {
pr_err("arp_validate only supported in active-backup mode\n");
return -EINVAL;
}
if (!arp_interval) {
pr_err("arp_validate requires arp_interval\n");
return -EINVAL;
}
arp_validate_value = bond_parse_parm(arp_validate,
arp_validate_tbl);
if (arp_validate_value == -1) {
pr_err("Error: invalid arp_validate \"%s\"\n",
arp_validate == NULL ? "NULL" : arp_validate);
return -EINVAL;
}
} else
arp_validate_value = 0;
if (miimon) {
pr_info("MII link monitoring set to %d ms\n", miimon);
} else if (arp_interval) {
int i;
pr_info("ARP monitoring set to %d ms, validate %s, with %d target(s):",
arp_interval,
arp_validate_tbl[arp_validate_value].modename,
arp_ip_count);
for (i = 0; i < arp_ip_count; i++)
pr_info(" %s", arp_ip_target[i]);
pr_info("\n");
} else if (max_bonds) {
/* miimon and arp_interval not set, we need one so things
* work as expected, see bonding.txt for details
*/
pr_warning("Warning: either miimon or arp_interval and arp_ip_target module parameters must be specified, otherwise bonding will not detect link failures! see bonding.txt for details.\n");
}
if (primary && !USES_PRIMARY(bond_mode)) {
/* currently, using a primary only makes sense
* in active backup, TLB or ALB modes
*/
pr_warning("Warning: %s primary device specified but has no effect in %s mode\n",
primary, bond_mode_name(bond_mode));
primary = NULL;
}
if (primary && primary_reselect) {
primary_reselect_value = bond_parse_parm(primary_reselect,
pri_reselect_tbl);
if (primary_reselect_value == -1) {
pr_err("Error: Invalid primary_reselect \"%s\"\n",
primary_reselect ==
NULL ? "NULL" : primary_reselect);
return -EINVAL;
}
} else {
primary_reselect_value = BOND_PRI_RESELECT_ALWAYS;
}
if (fail_over_mac) {
fail_over_mac_value = bond_parse_parm(fail_over_mac,
fail_over_mac_tbl);
if (fail_over_mac_value == -1) {
pr_err("Error: invalid fail_over_mac \"%s\"\n",
arp_validate == NULL ? "NULL" : arp_validate);
return -EINVAL;
}
if (bond_mode != BOND_MODE_ACTIVEBACKUP)
pr_warning("Warning: fail_over_mac only affects active-backup mode.\n");
} else {
fail_over_mac_value = BOND_FOM_NONE;
}
/* fill params struct with the proper values */
params->mode = bond_mode;
params->xmit_policy = xmit_hashtype;
params->miimon = miimon;
params->num_peer_notif = num_peer_notif;
params->arp_interval = arp_interval;
params->arp_validate = arp_validate_value;
params->updelay = updelay;
params->downdelay = downdelay;
params->use_carrier = use_carrier;
params->lacp_fast = lacp_fast;
params->primary[0] = 0;
params->primary_reselect = primary_reselect_value;
params->fail_over_mac = fail_over_mac_value;
params->tx_queues = tx_queues;
params->all_slaves_active = all_slaves_active;
params->resend_igmp = resend_igmp;
params->min_links = min_links;
if (primary) {
strncpy(params->primary, primary, IFNAMSIZ);
params->primary[IFNAMSIZ - 1] = 0;
}
memcpy(params->arp_targets, arp_target, sizeof(arp_target));
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,937 | static int bond_close(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
write_lock_bh(&bond->lock);
bond->send_peer_notif = 0;
/* signal timers not to re-arm */
bond->kill_timers = 1;
write_unlock_bh(&bond->lock);
if (bond->params.miimon) { /* link check interval, in milliseconds. */
cancel_delayed_work(&bond->mii_work);
}
if (bond->params.arp_interval) { /* arp interval, in milliseconds. */
cancel_delayed_work(&bond->arp_work);
}
switch (bond->params.mode) {
case BOND_MODE_8023AD:
cancel_delayed_work(&bond->ad_work);
break;
case BOND_MODE_TLB:
case BOND_MODE_ALB:
cancel_delayed_work(&bond->alb_work);
break;
default:
break;
}
if (delayed_work_pending(&bond->mcast_work))
cancel_delayed_work(&bond->mcast_work);
if (bond_is_lb(bond)) {
/* Must be called only after all
* slaves have been released
*/
bond_alb_deinitialize(bond);
}
bond->recv_probe = NULL;
return 0;
}
| DoS | 0 | static int bond_close(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
write_lock_bh(&bond->lock);
bond->send_peer_notif = 0;
/* signal timers not to re-arm */
bond->kill_timers = 1;
write_unlock_bh(&bond->lock);
if (bond->params.miimon) { /* link check interval, in milliseconds. */
cancel_delayed_work(&bond->mii_work);
}
if (bond->params.arp_interval) { /* arp interval, in milliseconds. */
cancel_delayed_work(&bond->arp_work);
}
switch (bond->params.mode) {
case BOND_MODE_8023AD:
cancel_delayed_work(&bond->ad_work);
break;
case BOND_MODE_TLB:
case BOND_MODE_ALB:
cancel_delayed_work(&bond->alb_work);
break;
default:
break;
}
if (delayed_work_pending(&bond->mcast_work))
cancel_delayed_work(&bond->mcast_work);
if (bond_is_lb(bond)) {
/* Must be called only after all
* slaves have been released
*/
bond_alb_deinitialize(bond);
}
bond->recv_probe = NULL;
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,938 | int bond_create(struct net *net, const char *name)
{
struct net_device *bond_dev;
int res;
rtnl_lock();
bond_dev = alloc_netdev_mq(sizeof(struct bonding),
name ? name : "bond%d",
bond_setup, tx_queues);
if (!bond_dev) {
pr_err("%s: eek! can't alloc netdev!\n", name);
rtnl_unlock();
return -ENOMEM;
}
dev_net_set(bond_dev, net);
bond_dev->rtnl_link_ops = &bond_link_ops;
res = register_netdevice(bond_dev);
netif_carrier_off(bond_dev);
rtnl_unlock();
if (res < 0)
bond_destructor(bond_dev);
return res;
}
| DoS | 0 | int bond_create(struct net *net, const char *name)
{
struct net_device *bond_dev;
int res;
rtnl_lock();
bond_dev = alloc_netdev_mq(sizeof(struct bonding),
name ? name : "bond%d",
bond_setup, tx_queues);
if (!bond_dev) {
pr_err("%s: eek! can't alloc netdev!\n", name);
rtnl_unlock();
return -ENOMEM;
}
dev_net_set(bond_dev, net);
bond_dev->rtnl_link_ops = &bond_link_ops;
res = register_netdevice(bond_dev);
netif_carrier_off(bond_dev);
rtnl_unlock();
if (res < 0)
bond_destructor(bond_dev);
return res;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,939 | static int bond_del_vlan(struct bonding *bond, unsigned short vlan_id)
{
struct vlan_entry *vlan;
int res = -ENODEV;
pr_debug("bond: %s, vlan id %d\n", bond->dev->name, vlan_id);
block_netpoll_tx();
write_lock_bh(&bond->lock);
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
if (vlan->vlan_id == vlan_id) {
list_del(&vlan->vlan_list);
if (bond_is_lb(bond))
bond_alb_clear_vlan(bond, vlan_id);
pr_debug("removed VLAN ID %d from bond %s\n",
vlan_id, bond->dev->name);
kfree(vlan);
res = 0;
goto out;
}
}
pr_debug("couldn't find VLAN ID %d in bond %s\n",
vlan_id, bond->dev->name);
out:
write_unlock_bh(&bond->lock);
unblock_netpoll_tx();
return res;
}
| DoS | 0 | static int bond_del_vlan(struct bonding *bond, unsigned short vlan_id)
{
struct vlan_entry *vlan;
int res = -ENODEV;
pr_debug("bond: %s, vlan id %d\n", bond->dev->name, vlan_id);
block_netpoll_tx();
write_lock_bh(&bond->lock);
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
if (vlan->vlan_id == vlan_id) {
list_del(&vlan->vlan_list);
if (bond_is_lb(bond))
bond_alb_clear_vlan(bond, vlan_id);
pr_debug("removed VLAN ID %d from bond %s\n",
vlan_id, bond->dev->name);
kfree(vlan);
res = 0;
goto out;
}
}
pr_debug("couldn't find VLAN ID %d in bond %s\n",
vlan_id, bond->dev->name);
out:
write_unlock_bh(&bond->lock);
unblock_netpoll_tx();
return res;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,940 | static void bond_del_vlans_from_slave(struct bonding *bond,
struct net_device *slave_dev)
{
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
struct vlan_entry *vlan;
if (!(slave_dev->features & NETIF_F_HW_VLAN_FILTER) ||
!(slave_ops->ndo_vlan_rx_kill_vid))
return;
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
if (!vlan->vlan_id)
continue;
slave_ops->ndo_vlan_rx_kill_vid(slave_dev, vlan->vlan_id);
}
}
| DoS | 0 | static void bond_del_vlans_from_slave(struct bonding *bond,
struct net_device *slave_dev)
{
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
struct vlan_entry *vlan;
if (!(slave_dev->features & NETIF_F_HW_VLAN_FILTER) ||
!(slave_ops->ndo_vlan_rx_kill_vid))
return;
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
if (!vlan->vlan_id)
continue;
slave_ops->ndo_vlan_rx_kill_vid(slave_dev, vlan->vlan_id);
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,941 | static void bond_destructor(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
if (bond->wq)
destroy_workqueue(bond->wq);
free_netdev(bond_dev);
}
| DoS | 0 | static void bond_destructor(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
if (bond->wq)
destroy_workqueue(bond->wq);
free_netdev(bond_dev);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,942 | static void bond_detach_slave(struct bonding *bond, struct slave *slave)
{
if (slave->next)
slave->next->prev = slave->prev;
if (slave->prev)
slave->prev->next = slave->next;
if (bond->first_slave == slave) { /* slave is the first slave */
if (bond->slave_cnt > 1) { /* there are more slave */
bond->first_slave = slave->next;
} else {
bond->first_slave = NULL; /* slave was the last one */
}
}
slave->next = NULL;
slave->prev = NULL;
bond->slave_cnt--;
}
| DoS | 0 | static void bond_detach_slave(struct bonding *bond, struct slave *slave)
{
if (slave->next)
slave->next->prev = slave->prev;
if (slave->prev)
slave->prev->next = slave->next;
if (bond->first_slave == slave) { /* slave is the first slave */
if (bond->slave_cnt > 1) { /* there are more slave */
bond->first_slave = slave->next;
} else {
bond->first_slave = NULL; /* slave was the last one */
}
}
slave->next = NULL;
slave->prev = NULL;
bond->slave_cnt--;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,943 | static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd)
{
struct net_device *slave_dev = NULL;
struct ifbond k_binfo;
struct ifbond __user *u_binfo = NULL;
struct ifslave k_sinfo;
struct ifslave __user *u_sinfo = NULL;
struct mii_ioctl_data *mii = NULL;
int res = 0;
pr_debug("bond_ioctl: master=%s, cmd=%d\n", bond_dev->name, cmd);
switch (cmd) {
case SIOCGMIIPHY:
mii = if_mii(ifr);
if (!mii)
return -EINVAL;
mii->phy_id = 0;
/* Fall Through */
case SIOCGMIIREG:
/*
* We do this again just in case we were called by SIOCGMIIREG
* instead of SIOCGMIIPHY.
*/
mii = if_mii(ifr);
if (!mii)
return -EINVAL;
if (mii->reg_num == 1) {
struct bonding *bond = netdev_priv(bond_dev);
mii->val_out = 0;
read_lock(&bond->lock);
read_lock(&bond->curr_slave_lock);
if (netif_carrier_ok(bond->dev))
mii->val_out = BMSR_LSTATUS;
read_unlock(&bond->curr_slave_lock);
read_unlock(&bond->lock);
}
return 0;
case BOND_INFO_QUERY_OLD:
case SIOCBONDINFOQUERY:
u_binfo = (struct ifbond __user *)ifr->ifr_data;
if (copy_from_user(&k_binfo, u_binfo, sizeof(ifbond)))
return -EFAULT;
res = bond_info_query(bond_dev, &k_binfo);
if (res == 0 &&
copy_to_user(u_binfo, &k_binfo, sizeof(ifbond)))
return -EFAULT;
return res;
case BOND_SLAVE_INFO_QUERY_OLD:
case SIOCBONDSLAVEINFOQUERY:
u_sinfo = (struct ifslave __user *)ifr->ifr_data;
if (copy_from_user(&k_sinfo, u_sinfo, sizeof(ifslave)))
return -EFAULT;
res = bond_slave_info_query(bond_dev, &k_sinfo);
if (res == 0 &&
copy_to_user(u_sinfo, &k_sinfo, sizeof(ifslave)))
return -EFAULT;
return res;
default:
/* Go on */
break;
}
if (!capable(CAP_NET_ADMIN))
return -EPERM;
slave_dev = dev_get_by_name(dev_net(bond_dev), ifr->ifr_slave);
pr_debug("slave_dev=%p:\n", slave_dev);
if (!slave_dev)
res = -ENODEV;
else {
pr_debug("slave_dev->name=%s:\n", slave_dev->name);
switch (cmd) {
case BOND_ENSLAVE_OLD:
case SIOCBONDENSLAVE:
res = bond_enslave(bond_dev, slave_dev);
break;
case BOND_RELEASE_OLD:
case SIOCBONDRELEASE:
res = bond_release(bond_dev, slave_dev);
break;
case BOND_SETHWADDR_OLD:
case SIOCBONDSETHWADDR:
res = bond_sethwaddr(bond_dev, slave_dev);
break;
case BOND_CHANGE_ACTIVE_OLD:
case SIOCBONDCHANGEACTIVE:
res = bond_ioctl_change_active(bond_dev, slave_dev);
break;
default:
res = -EOPNOTSUPP;
}
dev_put(slave_dev);
}
return res;
}
| DoS | 0 | static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd)
{
struct net_device *slave_dev = NULL;
struct ifbond k_binfo;
struct ifbond __user *u_binfo = NULL;
struct ifslave k_sinfo;
struct ifslave __user *u_sinfo = NULL;
struct mii_ioctl_data *mii = NULL;
int res = 0;
pr_debug("bond_ioctl: master=%s, cmd=%d\n", bond_dev->name, cmd);
switch (cmd) {
case SIOCGMIIPHY:
mii = if_mii(ifr);
if (!mii)
return -EINVAL;
mii->phy_id = 0;
/* Fall Through */
case SIOCGMIIREG:
/*
* We do this again just in case we were called by SIOCGMIIREG
* instead of SIOCGMIIPHY.
*/
mii = if_mii(ifr);
if (!mii)
return -EINVAL;
if (mii->reg_num == 1) {
struct bonding *bond = netdev_priv(bond_dev);
mii->val_out = 0;
read_lock(&bond->lock);
read_lock(&bond->curr_slave_lock);
if (netif_carrier_ok(bond->dev))
mii->val_out = BMSR_LSTATUS;
read_unlock(&bond->curr_slave_lock);
read_unlock(&bond->lock);
}
return 0;
case BOND_INFO_QUERY_OLD:
case SIOCBONDINFOQUERY:
u_binfo = (struct ifbond __user *)ifr->ifr_data;
if (copy_from_user(&k_binfo, u_binfo, sizeof(ifbond)))
return -EFAULT;
res = bond_info_query(bond_dev, &k_binfo);
if (res == 0 &&
copy_to_user(u_binfo, &k_binfo, sizeof(ifbond)))
return -EFAULT;
return res;
case BOND_SLAVE_INFO_QUERY_OLD:
case SIOCBONDSLAVEINFOQUERY:
u_sinfo = (struct ifslave __user *)ifr->ifr_data;
if (copy_from_user(&k_sinfo, u_sinfo, sizeof(ifslave)))
return -EFAULT;
res = bond_slave_info_query(bond_dev, &k_sinfo);
if (res == 0 &&
copy_to_user(u_sinfo, &k_sinfo, sizeof(ifslave)))
return -EFAULT;
return res;
default:
/* Go on */
break;
}
if (!capable(CAP_NET_ADMIN))
return -EPERM;
slave_dev = dev_get_by_name(dev_net(bond_dev), ifr->ifr_slave);
pr_debug("slave_dev=%p:\n", slave_dev);
if (!slave_dev)
res = -ENODEV;
else {
pr_debug("slave_dev->name=%s:\n", slave_dev->name);
switch (cmd) {
case BOND_ENSLAVE_OLD:
case SIOCBONDENSLAVE:
res = bond_enslave(bond_dev, slave_dev);
break;
case BOND_RELEASE_OLD:
case SIOCBONDRELEASE:
res = bond_release(bond_dev, slave_dev);
break;
case BOND_SETHWADDR_OLD:
case SIOCBONDSETHWADDR:
res = bond_sethwaddr(bond_dev, slave_dev);
break;
case BOND_CHANGE_ACTIVE_OLD:
case SIOCBONDCHANGEACTIVE:
res = bond_ioctl_change_active(bond_dev, slave_dev);
break;
default:
res = -EOPNOTSUPP;
}
dev_put(slave_dev);
}
return res;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,944 | static void bond_ethtool_get_drvinfo(struct net_device *bond_dev,
struct ethtool_drvinfo *drvinfo)
{
strncpy(drvinfo->driver, DRV_NAME, 32);
strncpy(drvinfo->version, DRV_VERSION, 32);
snprintf(drvinfo->fw_version, 32, "%d", BOND_ABI_VERSION);
}
| DoS | 0 | static void bond_ethtool_get_drvinfo(struct net_device *bond_dev,
struct ethtool_drvinfo *drvinfo)
{
strncpy(drvinfo->driver, DRV_NAME, 32);
strncpy(drvinfo->version, DRV_VERSION, 32);
snprintf(drvinfo->fw_version, 32, "%d", BOND_ABI_VERSION);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,945 | static struct slave *bond_find_best_slave(struct bonding *bond)
{
struct slave *new_active, *old_active;
struct slave *bestslave = NULL;
int mintime = bond->params.updelay;
int i;
new_active = bond->curr_active_slave;
if (!new_active) { /* there were no active slaves left */
if (bond->slave_cnt > 0) /* found one slave */
new_active = bond->first_slave;
else
return NULL; /* still no slave, return NULL */
}
if ((bond->primary_slave) &&
bond->primary_slave->link == BOND_LINK_UP &&
bond_should_change_active(bond)) {
new_active = bond->primary_slave;
}
/* remember where to stop iterating over the slaves */
old_active = new_active;
bond_for_each_slave_from(bond, new_active, i, old_active) {
if (new_active->link == BOND_LINK_UP) {
return new_active;
} else if (new_active->link == BOND_LINK_BACK &&
IS_UP(new_active->dev)) {
/* link up, but waiting for stabilization */
if (new_active->delay < mintime) {
mintime = new_active->delay;
bestslave = new_active;
}
}
}
return bestslave;
}
| DoS | 0 | static struct slave *bond_find_best_slave(struct bonding *bond)
{
struct slave *new_active, *old_active;
struct slave *bestslave = NULL;
int mintime = bond->params.updelay;
int i;
new_active = bond->curr_active_slave;
if (!new_active) { /* there were no active slaves left */
if (bond->slave_cnt > 0) /* found one slave */
new_active = bond->first_slave;
else
return NULL; /* still no slave, return NULL */
}
if ((bond->primary_slave) &&
bond->primary_slave->link == BOND_LINK_UP &&
bond_should_change_active(bond)) {
new_active = bond->primary_slave;
}
/* remember where to stop iterating over the slaves */
old_active = new_active;
bond_for_each_slave_from(bond, new_active, i, old_active) {
if (new_active->link == BOND_LINK_UP) {
return new_active;
} else if (new_active->link == BOND_LINK_BACK &&
IS_UP(new_active->dev)) {
/* link up, but waiting for stabilization */
if (new_active->delay < mintime) {
mintime = new_active->delay;
bestslave = new_active;
}
}
}
return bestslave;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,946 | static u32 bond_fix_features(struct net_device *dev, u32 features)
{
struct slave *slave;
struct bonding *bond = netdev_priv(dev);
u32 mask;
int i;
read_lock(&bond->lock);
if (!bond->first_slave) {
/* Disable adding VLANs to empty bond. But why? --mq */
features |= NETIF_F_VLAN_CHALLENGED;
goto out;
}
mask = features;
features &= ~NETIF_F_ONE_FOR_ALL;
features |= NETIF_F_ALL_FOR_ALL;
bond_for_each_slave(bond, slave, i) {
features = netdev_increment_features(features,
slave->dev->features,
mask);
}
out:
read_unlock(&bond->lock);
return features;
}
| DoS | 0 | static u32 bond_fix_features(struct net_device *dev, u32 features)
{
struct slave *slave;
struct bonding *bond = netdev_priv(dev);
u32 mask;
int i;
read_lock(&bond->lock);
if (!bond->first_slave) {
/* Disable adding VLANs to empty bond. But why? --mq */
features |= NETIF_F_VLAN_CHALLENGED;
goto out;
}
mask = features;
features &= ~NETIF_F_ONE_FOR_ALL;
features |= NETIF_F_ALL_FOR_ALL;
bond_for_each_slave(bond, slave, i) {
features = netdev_increment_features(features,
slave->dev->features,
mask);
}
out:
read_unlock(&bond->lock);
return features;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,947 | static __be32 bond_glean_dev_ip(struct net_device *dev)
{
struct in_device *idev;
struct in_ifaddr *ifa;
__be32 addr = 0;
if (!dev)
return 0;
rcu_read_lock();
idev = __in_dev_get_rcu(dev);
if (!idev)
goto out;
ifa = idev->ifa_list;
if (!ifa)
goto out;
addr = ifa->ifa_local;
out:
rcu_read_unlock();
return addr;
}
| DoS | 0 | static __be32 bond_glean_dev_ip(struct net_device *dev)
{
struct in_device *idev;
struct in_ifaddr *ifa;
__be32 addr = 0;
if (!dev)
return 0;
rcu_read_lock();
idev = __in_dev_get_rcu(dev);
if (!idev)
goto out;
ifa = idev->ifa_list;
if (!ifa)
goto out;
addr = ifa->ifa_local;
out:
rcu_read_unlock();
return addr;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,948 | static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
{
struct sk_buff *skb = *pskb;
struct slave *slave;
struct bonding *bond;
skb = skb_share_check(skb, GFP_ATOMIC);
if (unlikely(!skb))
return RX_HANDLER_CONSUMED;
*pskb = skb;
slave = bond_slave_get_rcu(skb->dev);
bond = slave->bond;
if (bond->params.arp_interval)
slave->dev->last_rx = jiffies;
if (bond->recv_probe) {
struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC);
if (likely(nskb)) {
bond->recv_probe(nskb, bond, slave);
dev_kfree_skb(nskb);
}
}
if (bond_should_deliver_exact_match(skb, slave, bond)) {
return RX_HANDLER_EXACT;
}
skb->dev = bond->dev;
if (bond->params.mode == BOND_MODE_ALB &&
bond->dev->priv_flags & IFF_BRIDGE_PORT &&
skb->pkt_type == PACKET_HOST) {
if (unlikely(skb_cow_head(skb,
skb->data - skb_mac_header(skb)))) {
kfree_skb(skb);
return RX_HANDLER_CONSUMED;
}
memcpy(eth_hdr(skb)->h_dest, bond->dev->dev_addr, ETH_ALEN);
}
return RX_HANDLER_ANOTHER;
}
| DoS | 0 | static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
{
struct sk_buff *skb = *pskb;
struct slave *slave;
struct bonding *bond;
skb = skb_share_check(skb, GFP_ATOMIC);
if (unlikely(!skb))
return RX_HANDLER_CONSUMED;
*pskb = skb;
slave = bond_slave_get_rcu(skb->dev);
bond = slave->bond;
if (bond->params.arp_interval)
slave->dev->last_rx = jiffies;
if (bond->recv_probe) {
struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC);
if (likely(nskb)) {
bond->recv_probe(nskb, bond, slave);
dev_kfree_skb(nskb);
}
}
if (bond_should_deliver_exact_match(skb, slave, bond)) {
return RX_HANDLER_EXACT;
}
skb->dev = bond->dev;
if (bond->params.mode == BOND_MODE_ALB &&
bond->dev->priv_flags & IFF_BRIDGE_PORT &&
skb->pkt_type == PACKET_HOST) {
if (unlikely(skb_cow_head(skb,
skb->data - skb_mac_header(skb)))) {
kfree_skb(skb);
return RX_HANDLER_CONSUMED;
}
memcpy(eth_hdr(skb)->h_dest, bond->dev->dev_addr, ETH_ALEN);
}
return RX_HANDLER_ANOTHER;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,949 | static int bond_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr)
{
struct in_ifaddr *ifa = ptr;
struct net_device *vlan_dev, *event_dev = ifa->ifa_dev->dev;
struct bond_net *bn = net_generic(dev_net(event_dev), bond_net_id);
struct bonding *bond;
struct vlan_entry *vlan;
list_for_each_entry(bond, &bn->dev_list, bond_list) {
if (bond->dev == event_dev) {
switch (event) {
case NETDEV_UP:
bond->master_ip = ifa->ifa_local;
return NOTIFY_OK;
case NETDEV_DOWN:
bond->master_ip = bond_glean_dev_ip(bond->dev);
return NOTIFY_OK;
default:
return NOTIFY_DONE;
}
}
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
vlan_dev = __vlan_find_dev_deep(bond->dev,
vlan->vlan_id);
if (vlan_dev == event_dev) {
switch (event) {
case NETDEV_UP:
vlan->vlan_ip = ifa->ifa_local;
return NOTIFY_OK;
case NETDEV_DOWN:
vlan->vlan_ip =
bond_glean_dev_ip(vlan_dev);
return NOTIFY_OK;
default:
return NOTIFY_DONE;
}
}
}
}
return NOTIFY_DONE;
}
| DoS | 0 | static int bond_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr)
{
struct in_ifaddr *ifa = ptr;
struct net_device *vlan_dev, *event_dev = ifa->ifa_dev->dev;
struct bond_net *bn = net_generic(dev_net(event_dev), bond_net_id);
struct bonding *bond;
struct vlan_entry *vlan;
list_for_each_entry(bond, &bn->dev_list, bond_list) {
if (bond->dev == event_dev) {
switch (event) {
case NETDEV_UP:
bond->master_ip = ifa->ifa_local;
return NOTIFY_OK;
case NETDEV_DOWN:
bond->master_ip = bond_glean_dev_ip(bond->dev);
return NOTIFY_OK;
default:
return NOTIFY_DONE;
}
}
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
vlan_dev = __vlan_find_dev_deep(bond->dev,
vlan->vlan_id);
if (vlan_dev == event_dev) {
switch (event) {
case NETDEV_UP:
vlan->vlan_ip = ifa->ifa_local;
return NOTIFY_OK;
case NETDEV_DOWN:
vlan->vlan_ip =
bond_glean_dev_ip(vlan_dev);
return NOTIFY_OK;
default:
return NOTIFY_DONE;
}
}
}
}
return NOTIFY_DONE;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,950 | static int bond_info_query(struct net_device *bond_dev, struct ifbond *info)
{
struct bonding *bond = netdev_priv(bond_dev);
info->bond_mode = bond->params.mode;
info->miimon = bond->params.miimon;
read_lock(&bond->lock);
info->num_slaves = bond->slave_cnt;
read_unlock(&bond->lock);
return 0;
}
| DoS | 0 | static int bond_info_query(struct net_device *bond_dev, struct ifbond *info)
{
struct bonding *bond = netdev_priv(bond_dev);
info->bond_mode = bond->params.mode;
info->miimon = bond->params.miimon;
read_lock(&bond->lock);
info->num_slaves = bond->slave_cnt;
read_unlock(&bond->lock);
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,951 | static int bond_init(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct bond_net *bn = net_generic(dev_net(bond_dev), bond_net_id);
struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond));
pr_debug("Begin bond_init for %s\n", bond_dev->name);
/*
* Initialize locks that may be required during
* en/deslave operations. All of the bond_open work
* (of which this is part) should really be moved to
* a phase prior to dev_open
*/
spin_lock_init(&(bond_info->tx_hashtbl_lock));
spin_lock_init(&(bond_info->rx_hashtbl_lock));
bond->wq = create_singlethread_workqueue(bond_dev->name);
if (!bond->wq)
return -ENOMEM;
bond_set_lockdep_class(bond_dev);
bond_create_proc_entry(bond);
list_add_tail(&bond->bond_list, &bn->dev_list);
bond_prepare_sysfs_group(bond);
bond_debug_register(bond);
__hw_addr_init(&bond->mc_list);
return 0;
}
| DoS | 0 | static int bond_init(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct bond_net *bn = net_generic(dev_net(bond_dev), bond_net_id);
struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond));
pr_debug("Begin bond_init for %s\n", bond_dev->name);
/*
* Initialize locks that may be required during
* en/deslave operations. All of the bond_open work
* (of which this is part) should really be moved to
* a phase prior to dev_open
*/
spin_lock_init(&(bond_info->tx_hashtbl_lock));
spin_lock_init(&(bond_info->rx_hashtbl_lock));
bond->wq = create_singlethread_workqueue(bond_dev->name);
if (!bond->wq)
return -ENOMEM;
bond_set_lockdep_class(bond_dev);
bond_create_proc_entry(bond);
list_add_tail(&bond->bond_list, &bn->dev_list);
bond_prepare_sysfs_group(bond);
bond_debug_register(bond);
__hw_addr_init(&bond->mc_list);
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,952 | static int bond_ioctl_change_active(struct net_device *bond_dev, struct net_device *slave_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *old_active = NULL;
struct slave *new_active = NULL;
int res = 0;
if (!USES_PRIMARY(bond->params.mode))
return -EINVAL;
/* Verify that master_dev is indeed the master of slave_dev */
if (!(slave_dev->flags & IFF_SLAVE) || (slave_dev->master != bond_dev))
return -EINVAL;
read_lock(&bond->lock);
read_lock(&bond->curr_slave_lock);
old_active = bond->curr_active_slave;
read_unlock(&bond->curr_slave_lock);
new_active = bond_get_slave_by_dev(bond, slave_dev);
/*
* Changing to the current active: do nothing; return success.
*/
if (new_active && (new_active == old_active)) {
read_unlock(&bond->lock);
return 0;
}
if ((new_active) &&
(old_active) &&
(new_active->link == BOND_LINK_UP) &&
IS_UP(new_active->dev)) {
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_change_active_slave(bond, new_active);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
} else
res = -EINVAL;
read_unlock(&bond->lock);
return res;
}
| DoS | 0 | static int bond_ioctl_change_active(struct net_device *bond_dev, struct net_device *slave_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *old_active = NULL;
struct slave *new_active = NULL;
int res = 0;
if (!USES_PRIMARY(bond->params.mode))
return -EINVAL;
/* Verify that master_dev is indeed the master of slave_dev */
if (!(slave_dev->flags & IFF_SLAVE) || (slave_dev->master != bond_dev))
return -EINVAL;
read_lock(&bond->lock);
read_lock(&bond->curr_slave_lock);
old_active = bond->curr_active_slave;
read_unlock(&bond->curr_slave_lock);
new_active = bond_get_slave_by_dev(bond, slave_dev);
/*
* Changing to the current active: do nothing; return success.
*/
if (new_active && (new_active == old_active)) {
read_unlock(&bond->lock);
return 0;
}
if ((new_active) &&
(old_active) &&
(new_active->link == BOND_LINK_UP) &&
IS_UP(new_active->dev)) {
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_change_active_slave(bond, new_active);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
} else
res = -EINVAL;
read_unlock(&bond->lock);
return res;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,953 | void bond_loadbalance_arp_mon(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
arp_work.work);
struct slave *slave, *oldcurrent;
int do_failover = 0;
int delta_in_ticks;
int i;
read_lock(&bond->lock);
delta_in_ticks = msecs_to_jiffies(bond->params.arp_interval);
if (bond->kill_timers)
goto out;
if (bond->slave_cnt == 0)
goto re_arm;
read_lock(&bond->curr_slave_lock);
oldcurrent = bond->curr_active_slave;
read_unlock(&bond->curr_slave_lock);
/* see if any of the previous devices are up now (i.e. they have
* xmt and rcv traffic). the curr_active_slave does not come into
* the picture unless it is null. also, slave->jiffies is not needed
* here because we send an arp on each slave and give a slave as
* long as it needs to get the tx/rx within the delta.
* TODO: what about up/down delay in arp mode? it wasn't here before
* so it can wait
*/
bond_for_each_slave(bond, slave, i) {
unsigned long trans_start = dev_trans_start(slave->dev);
if (slave->link != BOND_LINK_UP) {
if (time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + delta_in_ticks) &&
time_in_range(jiffies,
slave->dev->last_rx - delta_in_ticks,
slave->dev->last_rx + delta_in_ticks)) {
slave->link = BOND_LINK_UP;
bond_set_active_slave(slave);
/* primary_slave has no meaning in round-robin
* mode. the window of a slave being up and
* curr_active_slave being null after enslaving
* is closed.
*/
if (!oldcurrent) {
pr_info("%s: link status definitely up for interface %s, ",
bond->dev->name,
slave->dev->name);
do_failover = 1;
} else {
pr_info("%s: interface %s is now up\n",
bond->dev->name,
slave->dev->name);
}
}
} else {
/* slave->link == BOND_LINK_UP */
/* not all switches will respond to an arp request
* when the source ip is 0, so don't take the link down
* if we don't know our ip yet
*/
if (!time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + 2 * delta_in_ticks) ||
!time_in_range(jiffies,
slave->dev->last_rx - delta_in_ticks,
slave->dev->last_rx + 2 * delta_in_ticks)) {
slave->link = BOND_LINK_DOWN;
bond_set_backup_slave(slave);
if (slave->link_failure_count < UINT_MAX)
slave->link_failure_count++;
pr_info("%s: interface %s is now down.\n",
bond->dev->name,
slave->dev->name);
if (slave == oldcurrent)
do_failover = 1;
}
}
/* note: if switch is in round-robin mode, all links
* must tx arp to ensure all links rx an arp - otherwise
* links may oscillate or not come up at all; if switch is
* in something like xor mode, there is nothing we can
* do - all replies will be rx'ed on same link causing slaves
* to be unstable during low/no traffic periods
*/
if (IS_UP(slave->dev))
bond_arp_send_all(bond, slave);
}
if (do_failover) {
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
}
re_arm:
if (bond->params.arp_interval)
queue_delayed_work(bond->wq, &bond->arp_work, delta_in_ticks);
out:
read_unlock(&bond->lock);
}
| DoS | 0 | void bond_loadbalance_arp_mon(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
arp_work.work);
struct slave *slave, *oldcurrent;
int do_failover = 0;
int delta_in_ticks;
int i;
read_lock(&bond->lock);
delta_in_ticks = msecs_to_jiffies(bond->params.arp_interval);
if (bond->kill_timers)
goto out;
if (bond->slave_cnt == 0)
goto re_arm;
read_lock(&bond->curr_slave_lock);
oldcurrent = bond->curr_active_slave;
read_unlock(&bond->curr_slave_lock);
/* see if any of the previous devices are up now (i.e. they have
* xmt and rcv traffic). the curr_active_slave does not come into
* the picture unless it is null. also, slave->jiffies is not needed
* here because we send an arp on each slave and give a slave as
* long as it needs to get the tx/rx within the delta.
* TODO: what about up/down delay in arp mode? it wasn't here before
* so it can wait
*/
bond_for_each_slave(bond, slave, i) {
unsigned long trans_start = dev_trans_start(slave->dev);
if (slave->link != BOND_LINK_UP) {
if (time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + delta_in_ticks) &&
time_in_range(jiffies,
slave->dev->last_rx - delta_in_ticks,
slave->dev->last_rx + delta_in_ticks)) {
slave->link = BOND_LINK_UP;
bond_set_active_slave(slave);
/* primary_slave has no meaning in round-robin
* mode. the window of a slave being up and
* curr_active_slave being null after enslaving
* is closed.
*/
if (!oldcurrent) {
pr_info("%s: link status definitely up for interface %s, ",
bond->dev->name,
slave->dev->name);
do_failover = 1;
} else {
pr_info("%s: interface %s is now up\n",
bond->dev->name,
slave->dev->name);
}
}
} else {
/* slave->link == BOND_LINK_UP */
/* not all switches will respond to an arp request
* when the source ip is 0, so don't take the link down
* if we don't know our ip yet
*/
if (!time_in_range(jiffies,
trans_start - delta_in_ticks,
trans_start + 2 * delta_in_ticks) ||
!time_in_range(jiffies,
slave->dev->last_rx - delta_in_ticks,
slave->dev->last_rx + 2 * delta_in_ticks)) {
slave->link = BOND_LINK_DOWN;
bond_set_backup_slave(slave);
if (slave->link_failure_count < UINT_MAX)
slave->link_failure_count++;
pr_info("%s: interface %s is now down.\n",
bond->dev->name,
slave->dev->name);
if (slave == oldcurrent)
do_failover = 1;
}
}
/* note: if switch is in round-robin mode, all links
* must tx arp to ensure all links rx an arp - otherwise
* links may oscillate or not come up at all; if switch is
* in something like xor mode, there is nothing we can
* do - all replies will be rx'ed on same link causing slaves
* to be unstable during low/no traffic periods
*/
if (IS_UP(slave->dev))
bond_arp_send_all(bond, slave);
}
if (do_failover) {
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
}
re_arm:
if (bond->params.arp_interval)
queue_delayed_work(bond->wq, &bond->arp_work, delta_in_ticks);
out:
read_unlock(&bond->lock);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,954 | static int bond_master_netdev_event(unsigned long event,
struct net_device *bond_dev)
{
struct bonding *event_bond = netdev_priv(bond_dev);
switch (event) {
case NETDEV_CHANGENAME:
return bond_event_changename(event_bond);
default:
break;
}
return NOTIFY_DONE;
}
| DoS | 0 | static int bond_master_netdev_event(unsigned long event,
struct net_device *bond_dev)
{
struct bonding *event_bond = netdev_priv(bond_dev);
switch (event) {
case NETDEV_CHANGENAME:
return bond_event_changename(event_bond);
default:
break;
}
return NOTIFY_DONE;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,955 | static void bond_mc_add(struct bonding *bond, void *addr)
{
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave)
dev_mc_add(bond->curr_active_slave->dev, addr);
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i)
dev_mc_add(slave->dev, addr);
}
}
| DoS | 0 | static void bond_mc_add(struct bonding *bond, void *addr)
{
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave)
dev_mc_add(bond->curr_active_slave->dev, addr);
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i)
dev_mc_add(slave->dev, addr);
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,956 | static void bond_mc_del(struct bonding *bond, void *addr)
{
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave)
dev_mc_del(bond->curr_active_slave->dev, addr);
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
dev_mc_del(slave->dev, addr);
}
}
}
| DoS | 0 | static void bond_mc_del(struct bonding *bond, void *addr)
{
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave)
dev_mc_del(bond->curr_active_slave->dev, addr);
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
dev_mc_del(slave->dev, addr);
}
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,957 | void bond_mii_monitor(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
mii_work.work);
bool should_notify_peers = false;
read_lock(&bond->lock);
if (bond->kill_timers)
goto out;
if (bond->slave_cnt == 0)
goto re_arm;
should_notify_peers = bond_should_notify_peers(bond);
if (bond_miimon_inspect(bond)) {
read_unlock(&bond->lock);
rtnl_lock();
read_lock(&bond->lock);
bond_miimon_commit(bond);
read_unlock(&bond->lock);
rtnl_unlock(); /* might sleep, hold no other locks */
read_lock(&bond->lock);
}
re_arm:
if (bond->params.miimon)
queue_delayed_work(bond->wq, &bond->mii_work,
msecs_to_jiffies(bond->params.miimon));
out:
read_unlock(&bond->lock);
if (should_notify_peers) {
rtnl_lock();
netdev_bonding_change(bond->dev, NETDEV_NOTIFY_PEERS);
rtnl_unlock();
}
}
| DoS | 0 | void bond_mii_monitor(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
mii_work.work);
bool should_notify_peers = false;
read_lock(&bond->lock);
if (bond->kill_timers)
goto out;
if (bond->slave_cnt == 0)
goto re_arm;
should_notify_peers = bond_should_notify_peers(bond);
if (bond_miimon_inspect(bond)) {
read_unlock(&bond->lock);
rtnl_lock();
read_lock(&bond->lock);
bond_miimon_commit(bond);
read_unlock(&bond->lock);
rtnl_unlock(); /* might sleep, hold no other locks */
read_lock(&bond->lock);
}
re_arm:
if (bond->params.miimon)
queue_delayed_work(bond->wq, &bond->mii_work,
msecs_to_jiffies(bond->params.miimon));
out:
read_unlock(&bond->lock);
if (should_notify_peers) {
rtnl_lock();
netdev_bonding_change(bond->dev, NETDEV_NOTIFY_PEERS);
rtnl_unlock();
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,958 | static void bond_miimon_commit(struct bonding *bond)
{
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
switch (slave->new_link) {
case BOND_LINK_NOCHANGE:
continue;
case BOND_LINK_UP:
slave->link = BOND_LINK_UP;
slave->jiffies = jiffies;
if (bond->params.mode == BOND_MODE_8023AD) {
/* prevent it from being the active one */
bond_set_backup_slave(slave);
} else if (bond->params.mode != BOND_MODE_ACTIVEBACKUP) {
/* make it immediately active */
bond_set_active_slave(slave);
} else if (slave != bond->primary_slave) {
/* prevent it from being the active one */
bond_set_backup_slave(slave);
}
bond_update_speed_duplex(slave);
pr_info("%s: link status definitely up for interface %s, %u Mbps %s duplex.\n",
bond->dev->name, slave->dev->name,
slave->speed, slave->duplex ? "full" : "half");
/* notify ad that the link status has changed */
if (bond->params.mode == BOND_MODE_8023AD)
bond_3ad_handle_link_change(slave, BOND_LINK_UP);
if (bond_is_lb(bond))
bond_alb_handle_link_change(bond, slave,
BOND_LINK_UP);
if (!bond->curr_active_slave ||
(slave == bond->primary_slave))
goto do_failover;
continue;
case BOND_LINK_DOWN:
if (slave->link_failure_count < UINT_MAX)
slave->link_failure_count++;
slave->link = BOND_LINK_DOWN;
if (bond->params.mode == BOND_MODE_ACTIVEBACKUP ||
bond->params.mode == BOND_MODE_8023AD)
bond_set_slave_inactive_flags(slave);
pr_info("%s: link status definitely down for interface %s, disabling it\n",
bond->dev->name, slave->dev->name);
if (bond->params.mode == BOND_MODE_8023AD)
bond_3ad_handle_link_change(slave,
BOND_LINK_DOWN);
if (bond_is_lb(bond))
bond_alb_handle_link_change(bond, slave,
BOND_LINK_DOWN);
if (slave == bond->curr_active_slave)
goto do_failover;
continue;
default:
pr_err("%s: invalid new link %d on slave %s\n",
bond->dev->name, slave->new_link,
slave->dev->name);
slave->new_link = BOND_LINK_NOCHANGE;
continue;
}
do_failover:
ASSERT_RTNL();
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
}
bond_set_carrier(bond);
}
| DoS | 0 | static void bond_miimon_commit(struct bonding *bond)
{
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
switch (slave->new_link) {
case BOND_LINK_NOCHANGE:
continue;
case BOND_LINK_UP:
slave->link = BOND_LINK_UP;
slave->jiffies = jiffies;
if (bond->params.mode == BOND_MODE_8023AD) {
/* prevent it from being the active one */
bond_set_backup_slave(slave);
} else if (bond->params.mode != BOND_MODE_ACTIVEBACKUP) {
/* make it immediately active */
bond_set_active_slave(slave);
} else if (slave != bond->primary_slave) {
/* prevent it from being the active one */
bond_set_backup_slave(slave);
}
bond_update_speed_duplex(slave);
pr_info("%s: link status definitely up for interface %s, %u Mbps %s duplex.\n",
bond->dev->name, slave->dev->name,
slave->speed, slave->duplex ? "full" : "half");
/* notify ad that the link status has changed */
if (bond->params.mode == BOND_MODE_8023AD)
bond_3ad_handle_link_change(slave, BOND_LINK_UP);
if (bond_is_lb(bond))
bond_alb_handle_link_change(bond, slave,
BOND_LINK_UP);
if (!bond->curr_active_slave ||
(slave == bond->primary_slave))
goto do_failover;
continue;
case BOND_LINK_DOWN:
if (slave->link_failure_count < UINT_MAX)
slave->link_failure_count++;
slave->link = BOND_LINK_DOWN;
if (bond->params.mode == BOND_MODE_ACTIVEBACKUP ||
bond->params.mode == BOND_MODE_8023AD)
bond_set_slave_inactive_flags(slave);
pr_info("%s: link status definitely down for interface %s, disabling it\n",
bond->dev->name, slave->dev->name);
if (bond->params.mode == BOND_MODE_8023AD)
bond_3ad_handle_link_change(slave,
BOND_LINK_DOWN);
if (bond_is_lb(bond))
bond_alb_handle_link_change(bond, slave,
BOND_LINK_DOWN);
if (slave == bond->curr_active_slave)
goto do_failover;
continue;
default:
pr_err("%s: invalid new link %d on slave %s\n",
bond->dev->name, slave->new_link,
slave->dev->name);
slave->new_link = BOND_LINK_NOCHANGE;
continue;
}
do_failover:
ASSERT_RTNL();
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
unblock_netpoll_tx();
}
bond_set_carrier(bond);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,959 | const char *bond_mode_name(int mode)
{
static const char *names[] = {
[BOND_MODE_ROUNDROBIN] = "load balancing (round-robin)",
[BOND_MODE_ACTIVEBACKUP] = "fault-tolerance (active-backup)",
[BOND_MODE_XOR] = "load balancing (xor)",
[BOND_MODE_BROADCAST] = "fault-tolerance (broadcast)",
[BOND_MODE_8023AD] = "IEEE 802.3ad Dynamic link aggregation",
[BOND_MODE_TLB] = "transmit load balancing",
[BOND_MODE_ALB] = "adaptive load balancing",
};
if (mode < 0 || mode > BOND_MODE_ALB)
return "unknown";
return names[mode];
}
| DoS | 0 | const char *bond_mode_name(int mode)
{
static const char *names[] = {
[BOND_MODE_ROUNDROBIN] = "load balancing (round-robin)",
[BOND_MODE_ACTIVEBACKUP] = "fault-tolerance (active-backup)",
[BOND_MODE_XOR] = "load balancing (xor)",
[BOND_MODE_BROADCAST] = "fault-tolerance (broadcast)",
[BOND_MODE_8023AD] = "IEEE 802.3ad Dynamic link aggregation",
[BOND_MODE_TLB] = "transmit load balancing",
[BOND_MODE_ALB] = "adaptive load balancing",
};
if (mode < 0 || mode > BOND_MODE_ALB)
return "unknown";
return names[mode];
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,960 | static int bond_neigh_setup(struct net_device *dev, struct neigh_parms *parms)
{
struct bonding *bond = netdev_priv(dev);
struct slave *slave = bond->first_slave;
if (slave) {
const struct net_device_ops *slave_ops
= slave->dev->netdev_ops;
if (slave_ops->ndo_neigh_setup)
return slave_ops->ndo_neigh_setup(slave->dev, parms);
}
return 0;
}
| DoS | 0 | static int bond_neigh_setup(struct net_device *dev, struct neigh_parms *parms)
{
struct bonding *bond = netdev_priv(dev);
struct slave *slave = bond->first_slave;
if (slave) {
const struct net_device_ops *slave_ops
= slave->dev->netdev_ops;
if (slave_ops->ndo_neigh_setup)
return slave_ops->ndo_neigh_setup(slave->dev, parms);
}
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,961 | static void __net_exit bond_net_exit(struct net *net)
{
struct bond_net *bn = net_generic(net, bond_net_id);
bond_destroy_proc_dir(bn);
}
| DoS | 0 | static void __net_exit bond_net_exit(struct net *net)
{
struct bond_net *bn = net_generic(net, bond_net_id);
bond_destroy_proc_dir(bn);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,962 | static int bond_netdev_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
struct net_device *event_dev = (struct net_device *)ptr;
pr_debug("event_dev: %s, event: %lx\n",
event_dev ? event_dev->name : "None",
event);
if (!(event_dev->priv_flags & IFF_BONDING))
return NOTIFY_DONE;
if (event_dev->flags & IFF_MASTER) {
pr_debug("IFF_MASTER\n");
return bond_master_netdev_event(event, event_dev);
}
if (event_dev->flags & IFF_SLAVE) {
pr_debug("IFF_SLAVE\n");
return bond_slave_netdev_event(event, event_dev);
}
return NOTIFY_DONE;
}
| DoS | 0 | static int bond_netdev_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
struct net_device *event_dev = (struct net_device *)ptr;
pr_debug("event_dev: %s, event: %lx\n",
event_dev ? event_dev->name : "None",
event);
if (!(event_dev->priv_flags & IFF_BONDING))
return NOTIFY_DONE;
if (event_dev->flags & IFF_MASTER) {
pr_debug("IFF_MASTER\n");
return bond_master_netdev_event(event, event_dev);
}
if (event_dev->flags & IFF_SLAVE) {
pr_debug("IFF_SLAVE\n");
return bond_slave_netdev_event(event, event_dev);
}
return NOTIFY_DONE;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,963 | static void bond_netpoll_cleanup(struct net_device *bond_dev)
{
}
| DoS | 0 | static void bond_netpoll_cleanup(struct net_device *bond_dev)
{
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,964 | static struct netpoll_info *bond_netpoll_info(struct bonding *bond)
{
return bond->dev->npinfo;
}
| DoS | 0 | static struct netpoll_info *bond_netpoll_info(struct bonding *bond)
{
return bond->dev->npinfo;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,965 | static int bond_netpoll_setup(struct net_device *dev, struct netpoll_info *ni)
{
struct bonding *bond = netdev_priv(dev);
struct slave *slave;
int i, err = 0;
read_lock(&bond->lock);
bond_for_each_slave(bond, slave, i) {
err = slave_enable_netpoll(slave);
if (err) {
__bond_netpoll_cleanup(bond);
break;
}
}
read_unlock(&bond->lock);
return err;
}
| DoS | 0 | static int bond_netpoll_setup(struct net_device *dev, struct netpoll_info *ni)
{
struct bonding *bond = netdev_priv(dev);
struct slave *slave;
int i, err = 0;
read_lock(&bond->lock);
bond_for_each_slave(bond, slave, i) {
err = slave_enable_netpoll(slave);
if (err) {
__bond_netpoll_cleanup(bond);
break;
}
}
read_unlock(&bond->lock);
return err;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,966 | struct vlan_entry *bond_next_vlan(struct bonding *bond, struct vlan_entry *curr)
{
struct vlan_entry *next, *last;
if (list_empty(&bond->vlan_list))
return NULL;
if (!curr) {
next = list_entry(bond->vlan_list.next,
struct vlan_entry, vlan_list);
} else {
last = list_entry(bond->vlan_list.prev,
struct vlan_entry, vlan_list);
if (last == curr) {
next = list_entry(bond->vlan_list.next,
struct vlan_entry, vlan_list);
} else {
next = list_entry(curr->vlan_list.next,
struct vlan_entry, vlan_list);
}
}
return next;
}
| DoS | 0 | struct vlan_entry *bond_next_vlan(struct bonding *bond, struct vlan_entry *curr)
{
struct vlan_entry *next, *last;
if (list_empty(&bond->vlan_list))
return NULL;
if (!curr) {
next = list_entry(bond->vlan_list.next,
struct vlan_entry, vlan_list);
} else {
last = list_entry(bond->vlan_list.prev,
struct vlan_entry, vlan_list);
if (last == curr) {
next = list_entry(bond->vlan_list.next,
struct vlan_entry, vlan_list);
} else {
next = list_entry(curr->vlan_list.next,
struct vlan_entry, vlan_list);
}
}
return next;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,967 | static int bond_open(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
bond->kill_timers = 0;
INIT_DELAYED_WORK(&bond->mcast_work, bond_resend_igmp_join_requests_delayed);
if (bond_is_lb(bond)) {
/* bond_alb_initialize must be called before the timer
* is started.
*/
if (bond_alb_initialize(bond, (bond->params.mode == BOND_MODE_ALB))) {
/* something went wrong - fail the open operation */
return -ENOMEM;
}
INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor);
queue_delayed_work(bond->wq, &bond->alb_work, 0);
}
if (bond->params.miimon) { /* link check interval, in milliseconds. */
INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor);
queue_delayed_work(bond->wq, &bond->mii_work, 0);
}
if (bond->params.arp_interval) { /* arp interval, in milliseconds. */
if (bond->params.mode == BOND_MODE_ACTIVEBACKUP)
INIT_DELAYED_WORK(&bond->arp_work,
bond_activebackup_arp_mon);
else
INIT_DELAYED_WORK(&bond->arp_work,
bond_loadbalance_arp_mon);
queue_delayed_work(bond->wq, &bond->arp_work, 0);
if (bond->params.arp_validate)
bond->recv_probe = bond_arp_rcv;
}
if (bond->params.mode == BOND_MODE_8023AD) {
INIT_DELAYED_WORK(&bond->ad_work, bond_3ad_state_machine_handler);
queue_delayed_work(bond->wq, &bond->ad_work, 0);
/* register to receive LACPDUs */
bond->recv_probe = bond_3ad_lacpdu_recv;
bond_3ad_initiate_agg_selection(bond, 1);
}
return 0;
}
| DoS | 0 | static int bond_open(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
bond->kill_timers = 0;
INIT_DELAYED_WORK(&bond->mcast_work, bond_resend_igmp_join_requests_delayed);
if (bond_is_lb(bond)) {
/* bond_alb_initialize must be called before the timer
* is started.
*/
if (bond_alb_initialize(bond, (bond->params.mode == BOND_MODE_ALB))) {
/* something went wrong - fail the open operation */
return -ENOMEM;
}
INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor);
queue_delayed_work(bond->wq, &bond->alb_work, 0);
}
if (bond->params.miimon) { /* link check interval, in milliseconds. */
INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor);
queue_delayed_work(bond->wq, &bond->mii_work, 0);
}
if (bond->params.arp_interval) { /* arp interval, in milliseconds. */
if (bond->params.mode == BOND_MODE_ACTIVEBACKUP)
INIT_DELAYED_WORK(&bond->arp_work,
bond_activebackup_arp_mon);
else
INIT_DELAYED_WORK(&bond->arp_work,
bond_loadbalance_arp_mon);
queue_delayed_work(bond->wq, &bond->arp_work, 0);
if (bond->params.arp_validate)
bond->recv_probe = bond_arp_rcv;
}
if (bond->params.mode == BOND_MODE_8023AD) {
INIT_DELAYED_WORK(&bond->ad_work, bond_3ad_state_machine_handler);
queue_delayed_work(bond->wq, &bond->ad_work, 0);
/* register to receive LACPDUs */
bond->recv_probe = bond_3ad_lacpdu_recv;
bond_3ad_initiate_agg_selection(bond, 1);
}
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,968 | int bond_parse_parm(const char *buf, const struct bond_parm_tbl *tbl)
{
int modeint = -1, i, rv;
char *p, modestr[BOND_MAX_MODENAME_LEN + 1] = { 0, };
for (p = (char *)buf; *p; p++)
if (!(isdigit(*p) || isspace(*p)))
break;
if (*p)
rv = sscanf(buf, "%20s", modestr);
else
rv = sscanf(buf, "%d", &modeint);
if (!rv)
return -1;
for (i = 0; tbl[i].modename; i++) {
if (modeint == tbl[i].mode)
return tbl[i].mode;
if (strcmp(modestr, tbl[i].modename) == 0)
return tbl[i].mode;
}
return -1;
}
| DoS | 0 | int bond_parse_parm(const char *buf, const struct bond_parm_tbl *tbl)
{
int modeint = -1, i, rv;
char *p, modestr[BOND_MAX_MODENAME_LEN + 1] = { 0, };
for (p = (char *)buf; *p; p++)
if (!(isdigit(*p) || isspace(*p)))
break;
if (*p)
rv = sscanf(buf, "%20s", modestr);
else
rv = sscanf(buf, "%d", &modeint);
if (!rv)
return -1;
for (i = 0; tbl[i].modename; i++) {
if (modeint == tbl[i].mode)
return tbl[i].mode;
if (strcmp(modestr, tbl[i].modename) == 0)
return tbl[i].mode;
}
return -1;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,969 | static void bond_poll_controller(struct net_device *bond_dev)
{
}
| DoS | 0 | static void bond_poll_controller(struct net_device *bond_dev)
{
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,970 | int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *oldcurrent;
struct sockaddr addr;
u32 old_features = bond_dev->features;
/* slave is not a slave or master is not master of this slave */
if (!(slave_dev->flags & IFF_SLAVE) ||
(slave_dev->master != bond_dev)) {
pr_err("%s: Error: cannot release %s.\n",
bond_dev->name, slave_dev->name);
return -EINVAL;
}
block_netpoll_tx();
netdev_bonding_change(bond_dev, NETDEV_RELEASE);
write_lock_bh(&bond->lock);
slave = bond_get_slave_by_dev(bond, slave_dev);
if (!slave) {
/* not a slave of this bond */
pr_info("%s: %s not enslaved\n",
bond_dev->name, slave_dev->name);
write_unlock_bh(&bond->lock);
unblock_netpoll_tx();
return -EINVAL;
}
/* unregister rx_handler early so bond_handle_frame wouldn't be called
* for this slave anymore.
*/
netdev_rx_handler_unregister(slave_dev);
write_unlock_bh(&bond->lock);
synchronize_net();
write_lock_bh(&bond->lock);
if (!bond->params.fail_over_mac) {
if (!compare_ether_addr(bond_dev->dev_addr, slave->perm_hwaddr) &&
bond->slave_cnt > 1)
pr_warning("%s: Warning: the permanent HWaddr of %s - %pM - is still in use by %s. Set the HWaddr of %s to a different address to avoid conflicts.\n",
bond_dev->name, slave_dev->name,
slave->perm_hwaddr,
bond_dev->name, slave_dev->name);
}
/* Inform AD package of unbinding of slave. */
if (bond->params.mode == BOND_MODE_8023AD) {
/* must be called before the slave is
* detached from the list
*/
bond_3ad_unbind_slave(slave);
}
pr_info("%s: releasing %s interface %s\n",
bond_dev->name,
bond_is_active_slave(slave) ? "active" : "backup",
slave_dev->name);
oldcurrent = bond->curr_active_slave;
bond->current_arp_slave = NULL;
/* release the slave from its bond */
bond_detach_slave(bond, slave);
if (bond->primary_slave == slave)
bond->primary_slave = NULL;
if (oldcurrent == slave)
bond_change_active_slave(bond, NULL);
if (bond_is_lb(bond)) {
/* Must be called only after the slave has been
* detached from the list and the curr_active_slave
* has been cleared (if our_slave == old_current),
* but before a new active slave is selected.
*/
write_unlock_bh(&bond->lock);
bond_alb_deinit_slave(bond, slave);
write_lock_bh(&bond->lock);
}
if (oldcurrent == slave) {
/*
* Note that we hold RTNL over this sequence, so there
* is no concern that another slave add/remove event
* will interfere.
*/
write_unlock_bh(&bond->lock);
read_lock(&bond->lock);
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
read_unlock(&bond->lock);
write_lock_bh(&bond->lock);
}
if (bond->slave_cnt == 0) {
bond_set_carrier(bond);
/* if the last slave was removed, zero the mac address
* of the master so it will be set by the application
* to the mac address of the first slave
*/
memset(bond_dev->dev_addr, 0, bond_dev->addr_len);
if (bond_vlan_used(bond)) {
pr_warning("%s: Warning: clearing HW address of %s while it still has VLANs.\n",
bond_dev->name, bond_dev->name);
pr_warning("%s: When re-adding slaves, make sure the bond's HW address matches its VLANs'.\n",
bond_dev->name);
}
}
write_unlock_bh(&bond->lock);
unblock_netpoll_tx();
bond_compute_features(bond);
if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) &&
(old_features & NETIF_F_VLAN_CHALLENGED))
pr_info("%s: last VLAN challenged slave %s left bond %s. VLAN blocking is removed\n",
bond_dev->name, slave_dev->name, bond_dev->name);
/* must do this from outside any spinlocks */
bond_destroy_slave_symlinks(bond_dev, slave_dev);
bond_del_vlans_from_slave(bond, slave_dev);
/* If the mode USES_PRIMARY, then we should only remove its
* promisc and mc settings if it was the curr_active_slave, but that was
* already taken care of above when we detached the slave
*/
if (!USES_PRIMARY(bond->params.mode)) {
/* unset promiscuity level from slave */
if (bond_dev->flags & IFF_PROMISC)
dev_set_promiscuity(slave_dev, -1);
/* unset allmulti level from slave */
if (bond_dev->flags & IFF_ALLMULTI)
dev_set_allmulti(slave_dev, -1);
/* flush master's mc_list from slave */
netif_addr_lock_bh(bond_dev);
bond_mc_list_flush(bond_dev, slave_dev);
netif_addr_unlock_bh(bond_dev);
}
netdev_set_bond_master(slave_dev, NULL);
slave_disable_netpoll(slave);
/* close slave before restoring its mac address */
dev_close(slave_dev);
if (bond->params.fail_over_mac != BOND_FOM_ACTIVE) {
/* restore original ("permanent") mac address */
memcpy(addr.sa_data, slave->perm_hwaddr, ETH_ALEN);
addr.sa_family = slave_dev->type;
dev_set_mac_address(slave_dev, &addr);
}
dev_set_mtu(slave_dev, slave->original_mtu);
slave_dev->priv_flags &= ~IFF_BONDING;
kfree(slave);
return 0; /* deletion OK */
}
| DoS | 0 | int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *oldcurrent;
struct sockaddr addr;
u32 old_features = bond_dev->features;
/* slave is not a slave or master is not master of this slave */
if (!(slave_dev->flags & IFF_SLAVE) ||
(slave_dev->master != bond_dev)) {
pr_err("%s: Error: cannot release %s.\n",
bond_dev->name, slave_dev->name);
return -EINVAL;
}
block_netpoll_tx();
netdev_bonding_change(bond_dev, NETDEV_RELEASE);
write_lock_bh(&bond->lock);
slave = bond_get_slave_by_dev(bond, slave_dev);
if (!slave) {
/* not a slave of this bond */
pr_info("%s: %s not enslaved\n",
bond_dev->name, slave_dev->name);
write_unlock_bh(&bond->lock);
unblock_netpoll_tx();
return -EINVAL;
}
/* unregister rx_handler early so bond_handle_frame wouldn't be called
* for this slave anymore.
*/
netdev_rx_handler_unregister(slave_dev);
write_unlock_bh(&bond->lock);
synchronize_net();
write_lock_bh(&bond->lock);
if (!bond->params.fail_over_mac) {
if (!compare_ether_addr(bond_dev->dev_addr, slave->perm_hwaddr) &&
bond->slave_cnt > 1)
pr_warning("%s: Warning: the permanent HWaddr of %s - %pM - is still in use by %s. Set the HWaddr of %s to a different address to avoid conflicts.\n",
bond_dev->name, slave_dev->name,
slave->perm_hwaddr,
bond_dev->name, slave_dev->name);
}
/* Inform AD package of unbinding of slave. */
if (bond->params.mode == BOND_MODE_8023AD) {
/* must be called before the slave is
* detached from the list
*/
bond_3ad_unbind_slave(slave);
}
pr_info("%s: releasing %s interface %s\n",
bond_dev->name,
bond_is_active_slave(slave) ? "active" : "backup",
slave_dev->name);
oldcurrent = bond->curr_active_slave;
bond->current_arp_slave = NULL;
/* release the slave from its bond */
bond_detach_slave(bond, slave);
if (bond->primary_slave == slave)
bond->primary_slave = NULL;
if (oldcurrent == slave)
bond_change_active_slave(bond, NULL);
if (bond_is_lb(bond)) {
/* Must be called only after the slave has been
* detached from the list and the curr_active_slave
* has been cleared (if our_slave == old_current),
* but before a new active slave is selected.
*/
write_unlock_bh(&bond->lock);
bond_alb_deinit_slave(bond, slave);
write_lock_bh(&bond->lock);
}
if (oldcurrent == slave) {
/*
* Note that we hold RTNL over this sequence, so there
* is no concern that another slave add/remove event
* will interfere.
*/
write_unlock_bh(&bond->lock);
read_lock(&bond->lock);
write_lock_bh(&bond->curr_slave_lock);
bond_select_active_slave(bond);
write_unlock_bh(&bond->curr_slave_lock);
read_unlock(&bond->lock);
write_lock_bh(&bond->lock);
}
if (bond->slave_cnt == 0) {
bond_set_carrier(bond);
/* if the last slave was removed, zero the mac address
* of the master so it will be set by the application
* to the mac address of the first slave
*/
memset(bond_dev->dev_addr, 0, bond_dev->addr_len);
if (bond_vlan_used(bond)) {
pr_warning("%s: Warning: clearing HW address of %s while it still has VLANs.\n",
bond_dev->name, bond_dev->name);
pr_warning("%s: When re-adding slaves, make sure the bond's HW address matches its VLANs'.\n",
bond_dev->name);
}
}
write_unlock_bh(&bond->lock);
unblock_netpoll_tx();
bond_compute_features(bond);
if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) &&
(old_features & NETIF_F_VLAN_CHALLENGED))
pr_info("%s: last VLAN challenged slave %s left bond %s. VLAN blocking is removed\n",
bond_dev->name, slave_dev->name, bond_dev->name);
/* must do this from outside any spinlocks */
bond_destroy_slave_symlinks(bond_dev, slave_dev);
bond_del_vlans_from_slave(bond, slave_dev);
/* If the mode USES_PRIMARY, then we should only remove its
* promisc and mc settings if it was the curr_active_slave, but that was
* already taken care of above when we detached the slave
*/
if (!USES_PRIMARY(bond->params.mode)) {
/* unset promiscuity level from slave */
if (bond_dev->flags & IFF_PROMISC)
dev_set_promiscuity(slave_dev, -1);
/* unset allmulti level from slave */
if (bond_dev->flags & IFF_ALLMULTI)
dev_set_allmulti(slave_dev, -1);
/* flush master's mc_list from slave */
netif_addr_lock_bh(bond_dev);
bond_mc_list_flush(bond_dev, slave_dev);
netif_addr_unlock_bh(bond_dev);
}
netdev_set_bond_master(slave_dev, NULL);
slave_disable_netpoll(slave);
/* close slave before restoring its mac address */
dev_close(slave_dev);
if (bond->params.fail_over_mac != BOND_FOM_ACTIVE) {
/* restore original ("permanent") mac address */
memcpy(addr.sa_data, slave->perm_hwaddr, ETH_ALEN);
addr.sa_family = slave_dev->type;
dev_set_mac_address(slave_dev, &addr);
}
dev_set_mtu(slave_dev, slave->original_mtu);
slave_dev->priv_flags &= ~IFF_BONDING;
kfree(slave);
return 0; /* deletion OK */
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,971 | static int bond_release_all(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
struct net_device *slave_dev;
struct sockaddr addr;
write_lock_bh(&bond->lock);
netif_carrier_off(bond_dev);
if (bond->slave_cnt == 0)
goto out;
bond->current_arp_slave = NULL;
bond->primary_slave = NULL;
bond_change_active_slave(bond, NULL);
while ((slave = bond->first_slave) != NULL) {
/* Inform AD package of unbinding of slave
* before slave is detached from the list.
*/
if (bond->params.mode == BOND_MODE_8023AD)
bond_3ad_unbind_slave(slave);
slave_dev = slave->dev;
bond_detach_slave(bond, slave);
/* now that the slave is detached, unlock and perform
* all the undo steps that should not be called from
* within a lock.
*/
write_unlock_bh(&bond->lock);
/* unregister rx_handler early so bond_handle_frame wouldn't
* be called for this slave anymore.
*/
netdev_rx_handler_unregister(slave_dev);
synchronize_net();
if (bond_is_lb(bond)) {
/* must be called only after the slave
* has been detached from the list
*/
bond_alb_deinit_slave(bond, slave);
}
bond_destroy_slave_symlinks(bond_dev, slave_dev);
bond_del_vlans_from_slave(bond, slave_dev);
/* If the mode USES_PRIMARY, then we should only remove its
* promisc and mc settings if it was the curr_active_slave, but that was
* already taken care of above when we detached the slave
*/
if (!USES_PRIMARY(bond->params.mode)) {
/* unset promiscuity level from slave */
if (bond_dev->flags & IFF_PROMISC)
dev_set_promiscuity(slave_dev, -1);
/* unset allmulti level from slave */
if (bond_dev->flags & IFF_ALLMULTI)
dev_set_allmulti(slave_dev, -1);
/* flush master's mc_list from slave */
netif_addr_lock_bh(bond_dev);
bond_mc_list_flush(bond_dev, slave_dev);
netif_addr_unlock_bh(bond_dev);
}
netdev_set_bond_master(slave_dev, NULL);
slave_disable_netpoll(slave);
/* close slave before restoring its mac address */
dev_close(slave_dev);
if (!bond->params.fail_over_mac) {
/* restore original ("permanent") mac address*/
memcpy(addr.sa_data, slave->perm_hwaddr, ETH_ALEN);
addr.sa_family = slave_dev->type;
dev_set_mac_address(slave_dev, &addr);
}
kfree(slave);
/* re-acquire the lock before getting the next slave */
write_lock_bh(&bond->lock);
}
/* zero the mac address of the master so it will be
* set by the application to the mac address of the
* first slave
*/
memset(bond_dev->dev_addr, 0, bond_dev->addr_len);
if (bond_vlan_used(bond)) {
pr_warning("%s: Warning: clearing HW address of %s while it still has VLANs.\n",
bond_dev->name, bond_dev->name);
pr_warning("%s: When re-adding slaves, make sure the bond's HW address matches its VLANs'.\n",
bond_dev->name);
}
pr_info("%s: released all slaves\n", bond_dev->name);
out:
write_unlock_bh(&bond->lock);
bond_compute_features(bond);
return 0;
}
| DoS | 0 | static int bond_release_all(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
struct net_device *slave_dev;
struct sockaddr addr;
write_lock_bh(&bond->lock);
netif_carrier_off(bond_dev);
if (bond->slave_cnt == 0)
goto out;
bond->current_arp_slave = NULL;
bond->primary_slave = NULL;
bond_change_active_slave(bond, NULL);
while ((slave = bond->first_slave) != NULL) {
/* Inform AD package of unbinding of slave
* before slave is detached from the list.
*/
if (bond->params.mode == BOND_MODE_8023AD)
bond_3ad_unbind_slave(slave);
slave_dev = slave->dev;
bond_detach_slave(bond, slave);
/* now that the slave is detached, unlock and perform
* all the undo steps that should not be called from
* within a lock.
*/
write_unlock_bh(&bond->lock);
/* unregister rx_handler early so bond_handle_frame wouldn't
* be called for this slave anymore.
*/
netdev_rx_handler_unregister(slave_dev);
synchronize_net();
if (bond_is_lb(bond)) {
/* must be called only after the slave
* has been detached from the list
*/
bond_alb_deinit_slave(bond, slave);
}
bond_destroy_slave_symlinks(bond_dev, slave_dev);
bond_del_vlans_from_slave(bond, slave_dev);
/* If the mode USES_PRIMARY, then we should only remove its
* promisc and mc settings if it was the curr_active_slave, but that was
* already taken care of above when we detached the slave
*/
if (!USES_PRIMARY(bond->params.mode)) {
/* unset promiscuity level from slave */
if (bond_dev->flags & IFF_PROMISC)
dev_set_promiscuity(slave_dev, -1);
/* unset allmulti level from slave */
if (bond_dev->flags & IFF_ALLMULTI)
dev_set_allmulti(slave_dev, -1);
/* flush master's mc_list from slave */
netif_addr_lock_bh(bond_dev);
bond_mc_list_flush(bond_dev, slave_dev);
netif_addr_unlock_bh(bond_dev);
}
netdev_set_bond_master(slave_dev, NULL);
slave_disable_netpoll(slave);
/* close slave before restoring its mac address */
dev_close(slave_dev);
if (!bond->params.fail_over_mac) {
/* restore original ("permanent") mac address*/
memcpy(addr.sa_data, slave->perm_hwaddr, ETH_ALEN);
addr.sa_family = slave_dev->type;
dev_set_mac_address(slave_dev, &addr);
}
kfree(slave);
/* re-acquire the lock before getting the next slave */
write_lock_bh(&bond->lock);
}
/* zero the mac address of the master so it will be
* set by the application to the mac address of the
* first slave
*/
memset(bond_dev->dev_addr, 0, bond_dev->addr_len);
if (bond_vlan_used(bond)) {
pr_warning("%s: Warning: clearing HW address of %s while it still has VLANs.\n",
bond_dev->name, bond_dev->name);
pr_warning("%s: When re-adding slaves, make sure the bond's HW address matches its VLANs'.\n",
bond_dev->name);
}
pr_info("%s: released all slaves\n", bond_dev->name);
out:
write_unlock_bh(&bond->lock);
bond_compute_features(bond);
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,972 | static int bond_release_and_destroy(struct net_device *bond_dev,
struct net_device *slave_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
int ret;
ret = bond_release(bond_dev, slave_dev);
if ((ret == 0) && (bond->slave_cnt == 0)) {
bond_dev->priv_flags |= IFF_DISABLE_NETPOLL;
pr_info("%s: destroying bond %s.\n",
bond_dev->name, bond_dev->name);
unregister_netdevice(bond_dev);
}
return ret;
}
| DoS | 0 | static int bond_release_and_destroy(struct net_device *bond_dev,
struct net_device *slave_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
int ret;
ret = bond_release(bond_dev, slave_dev);
if ((ret == 0) && (bond->slave_cnt == 0)) {
bond_dev->priv_flags |= IFF_DISABLE_NETPOLL;
pr_info("%s: destroying bond %s.\n",
bond_dev->name, bond_dev->name);
unregister_netdevice(bond_dev);
}
return ret;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,973 | static void bond_resend_igmp_join_requests(struct bonding *bond)
{
struct net_device *vlan_dev;
struct vlan_entry *vlan;
read_lock(&bond->lock);
/* rejoin all groups on bond device */
__bond_resend_igmp_join_requests(bond->dev);
/* rejoin all groups on vlan devices */
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
rcu_read_lock();
vlan_dev = __vlan_find_dev_deep(bond->dev,
vlan->vlan_id);
rcu_read_unlock();
if (vlan_dev)
__bond_resend_igmp_join_requests(vlan_dev);
}
if (--bond->igmp_retrans > 0)
queue_delayed_work(bond->wq, &bond->mcast_work, HZ/5);
read_unlock(&bond->lock);
}
| DoS | 0 | static void bond_resend_igmp_join_requests(struct bonding *bond)
{
struct net_device *vlan_dev;
struct vlan_entry *vlan;
read_lock(&bond->lock);
/* rejoin all groups on bond device */
__bond_resend_igmp_join_requests(bond->dev);
/* rejoin all groups on vlan devices */
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
rcu_read_lock();
vlan_dev = __vlan_find_dev_deep(bond->dev,
vlan->vlan_id);
rcu_read_unlock();
if (vlan_dev)
__bond_resend_igmp_join_requests(vlan_dev);
}
if (--bond->igmp_retrans > 0)
queue_delayed_work(bond->wq, &bond->mcast_work, HZ/5);
read_unlock(&bond->lock);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,974 | static void bond_resend_igmp_join_requests_delayed(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
mcast_work.work);
bond_resend_igmp_join_requests(bond);
}
| DoS | 0 | static void bond_resend_igmp_join_requests_delayed(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
mcast_work.work);
bond_resend_igmp_join_requests(bond);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,975 | void bond_select_active_slave(struct bonding *bond)
{
struct slave *best_slave;
int rv;
best_slave = bond_find_best_slave(bond);
if (best_slave != bond->curr_active_slave) {
bond_change_active_slave(bond, best_slave);
rv = bond_set_carrier(bond);
if (!rv)
return;
if (netif_carrier_ok(bond->dev)) {
pr_info("%s: first active interface up!\n",
bond->dev->name);
} else {
pr_info("%s: now running without any active interface !\n",
bond->dev->name);
}
}
}
| DoS | 0 | void bond_select_active_slave(struct bonding *bond)
{
struct slave *best_slave;
int rv;
best_slave = bond_find_best_slave(bond);
if (best_slave != bond->curr_active_slave) {
bond_change_active_slave(bond, best_slave);
rv = bond_set_carrier(bond);
if (!rv)
return;
if (netif_carrier_ok(bond->dev)) {
pr_info("%s: first active interface up!\n",
bond->dev->name);
} else {
pr_info("%s: now running without any active interface !\n",
bond->dev->name);
}
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,976 | static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb)
{
/*
* This helper function exists to help dev_pick_tx get the correct
* destination queue. Using a helper function skips a call to
* skb_tx_hash and will put the skbs in the queue we expect on their
* way down to the bonding driver.
*/
u16 txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) : 0;
/*
* Save the original txq to restore before passing to the driver
*/
bond_queue_mapping(skb) = skb->queue_mapping;
if (unlikely(txq >= dev->real_num_tx_queues)) {
do {
txq -= dev->real_num_tx_queues;
} while (txq >= dev->real_num_tx_queues);
}
return txq;
}
| DoS | 0 | static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb)
{
/*
* This helper function exists to help dev_pick_tx get the correct
* destination queue. Using a helper function skips a call to
* skb_tx_hash and will put the skbs in the queue we expect on their
* way down to the bonding driver.
*/
u16 txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) : 0;
/*
* Save the original txq to restore before passing to the driver
*/
bond_queue_mapping(skb) = skb->queue_mapping;
if (unlikely(txq >= dev->real_num_tx_queues)) {
do {
txq -= dev->real_num_tx_queues;
} while (txq >= dev->real_num_tx_queues);
}
return txq;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,977 | static int bond_set_allmulti(struct bonding *bond, int inc)
{
int err = 0;
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave) {
err = dev_set_allmulti(bond->curr_active_slave->dev,
inc);
}
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
err = dev_set_allmulti(slave->dev, inc);
if (err)
return err;
}
}
return err;
}
| DoS | 0 | static int bond_set_allmulti(struct bonding *bond, int inc)
{
int err = 0;
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave) {
err = dev_set_allmulti(bond->curr_active_slave->dev,
inc);
}
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
err = dev_set_allmulti(slave->dev, inc);
if (err)
return err;
}
}
return err;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,978 | static int bond_set_carrier(struct bonding *bond)
{
struct slave *slave;
int i;
if (bond->slave_cnt == 0)
goto down;
if (bond->params.mode == BOND_MODE_8023AD)
return bond_3ad_set_carrier(bond);
bond_for_each_slave(bond, slave, i) {
if (slave->link == BOND_LINK_UP) {
if (!netif_carrier_ok(bond->dev)) {
netif_carrier_on(bond->dev);
return 1;
}
return 0;
}
}
down:
if (netif_carrier_ok(bond->dev)) {
netif_carrier_off(bond->dev);
return 1;
}
return 0;
}
| DoS | 0 | static int bond_set_carrier(struct bonding *bond)
{
struct slave *slave;
int i;
if (bond->slave_cnt == 0)
goto down;
if (bond->params.mode == BOND_MODE_8023AD)
return bond_3ad_set_carrier(bond);
bond_for_each_slave(bond, slave, i) {
if (slave->link == BOND_LINK_UP) {
if (!netif_carrier_ok(bond->dev)) {
netif_carrier_on(bond->dev);
return 1;
}
return 0;
}
}
down:
if (netif_carrier_ok(bond->dev)) {
netif_carrier_off(bond->dev);
return 1;
}
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,979 | static void bond_set_lockdep_class(struct net_device *dev)
{
lockdep_set_class(&dev->addr_list_lock,
&bonding_netdev_addr_lock_key);
netdev_for_each_tx_queue(dev, bond_set_lockdep_class_one, NULL);
}
| DoS | 0 | static void bond_set_lockdep_class(struct net_device *dev)
{
lockdep_set_class(&dev->addr_list_lock,
&bonding_netdev_addr_lock_key);
netdev_for_each_tx_queue(dev, bond_set_lockdep_class_one, NULL);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,980 | static void bond_set_lockdep_class_one(struct net_device *dev,
struct netdev_queue *txq,
void *_unused)
{
lockdep_set_class(&txq->_xmit_lock,
&bonding_netdev_xmit_lock_key);
}
| DoS | 0 | static void bond_set_lockdep_class_one(struct net_device *dev,
struct netdev_queue *txq,
void *_unused)
{
lockdep_set_class(&txq->_xmit_lock,
&bonding_netdev_xmit_lock_key);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,981 | static int bond_set_mac_address(struct net_device *bond_dev, void *addr)
{
struct bonding *bond = netdev_priv(bond_dev);
struct sockaddr *sa = addr, tmp_sa;
struct slave *slave, *stop_at;
int res = 0;
int i;
if (bond->params.mode == BOND_MODE_ALB)
return bond_alb_set_mac_address(bond_dev, addr);
pr_debug("bond=%p, name=%s\n",
bond, bond_dev ? bond_dev->name : "None");
/*
* If fail_over_mac is set to active, do nothing and return
* success. Returning an error causes ifenslave to fail.
*/
if (bond->params.fail_over_mac == BOND_FOM_ACTIVE)
return 0;
if (!is_valid_ether_addr(sa->sa_data))
return -EADDRNOTAVAIL;
/* Can't hold bond->lock with bh disabled here since
* some base drivers panic. On the other hand we can't
* hold bond->lock without bh disabled because we'll
* deadlock. The only solution is to rely on the fact
* that we're under rtnl_lock here, and the slaves
* list won't change. This doesn't solve the problem
* of setting the slave's hw address while it is
* transmitting, but the assumption is that the base
* driver can handle that.
*
* TODO: figure out a way to safely iterate the slaves
* list, but without holding a lock around the actual
* call to the base driver.
*/
bond_for_each_slave(bond, slave, i) {
const struct net_device_ops *slave_ops = slave->dev->netdev_ops;
pr_debug("slave %p %s\n", slave, slave->dev->name);
if (slave_ops->ndo_set_mac_address == NULL) {
res = -EOPNOTSUPP;
pr_debug("EOPNOTSUPP %s\n", slave->dev->name);
goto unwind;
}
res = dev_set_mac_address(slave->dev, addr);
if (res) {
/* TODO: consider downing the slave
* and retry ?
* User should expect communications
* breakage anyway until ARP finish
* updating, so...
*/
pr_debug("err %d %s\n", res, slave->dev->name);
goto unwind;
}
}
/* success */
memcpy(bond_dev->dev_addr, sa->sa_data, bond_dev->addr_len);
return 0;
unwind:
memcpy(tmp_sa.sa_data, bond_dev->dev_addr, bond_dev->addr_len);
tmp_sa.sa_family = bond_dev->type;
/* unwind from head to the slave that failed */
stop_at = slave;
bond_for_each_slave_from_to(bond, slave, i, bond->first_slave, stop_at) {
int tmp_res;
tmp_res = dev_set_mac_address(slave->dev, &tmp_sa);
if (tmp_res) {
pr_debug("unwind err %d dev %s\n",
tmp_res, slave->dev->name);
}
}
return res;
}
| DoS | 0 | static int bond_set_mac_address(struct net_device *bond_dev, void *addr)
{
struct bonding *bond = netdev_priv(bond_dev);
struct sockaddr *sa = addr, tmp_sa;
struct slave *slave, *stop_at;
int res = 0;
int i;
if (bond->params.mode == BOND_MODE_ALB)
return bond_alb_set_mac_address(bond_dev, addr);
pr_debug("bond=%p, name=%s\n",
bond, bond_dev ? bond_dev->name : "None");
/*
* If fail_over_mac is set to active, do nothing and return
* success. Returning an error causes ifenslave to fail.
*/
if (bond->params.fail_over_mac == BOND_FOM_ACTIVE)
return 0;
if (!is_valid_ether_addr(sa->sa_data))
return -EADDRNOTAVAIL;
/* Can't hold bond->lock with bh disabled here since
* some base drivers panic. On the other hand we can't
* hold bond->lock without bh disabled because we'll
* deadlock. The only solution is to rely on the fact
* that we're under rtnl_lock here, and the slaves
* list won't change. This doesn't solve the problem
* of setting the slave's hw address while it is
* transmitting, but the assumption is that the base
* driver can handle that.
*
* TODO: figure out a way to safely iterate the slaves
* list, but without holding a lock around the actual
* call to the base driver.
*/
bond_for_each_slave(bond, slave, i) {
const struct net_device_ops *slave_ops = slave->dev->netdev_ops;
pr_debug("slave %p %s\n", slave, slave->dev->name);
if (slave_ops->ndo_set_mac_address == NULL) {
res = -EOPNOTSUPP;
pr_debug("EOPNOTSUPP %s\n", slave->dev->name);
goto unwind;
}
res = dev_set_mac_address(slave->dev, addr);
if (res) {
/* TODO: consider downing the slave
* and retry ?
* User should expect communications
* breakage anyway until ARP finish
* updating, so...
*/
pr_debug("err %d %s\n", res, slave->dev->name);
goto unwind;
}
}
/* success */
memcpy(bond_dev->dev_addr, sa->sa_data, bond_dev->addr_len);
return 0;
unwind:
memcpy(tmp_sa.sa_data, bond_dev->dev_addr, bond_dev->addr_len);
tmp_sa.sa_family = bond_dev->type;
/* unwind from head to the slave that failed */
stop_at = slave;
bond_for_each_slave_from_to(bond, slave, i, bond->first_slave, stop_at) {
int tmp_res;
tmp_res = dev_set_mac_address(slave->dev, &tmp_sa);
if (tmp_res) {
pr_debug("unwind err %d dev %s\n",
tmp_res, slave->dev->name);
}
}
return res;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,982 | void bond_set_mode_ops(struct bonding *bond, int mode)
{
struct net_device *bond_dev = bond->dev;
switch (mode) {
case BOND_MODE_ROUNDROBIN:
break;
case BOND_MODE_ACTIVEBACKUP:
break;
case BOND_MODE_XOR:
bond_set_xmit_hash_policy(bond);
break;
case BOND_MODE_BROADCAST:
break;
case BOND_MODE_8023AD:
bond_set_xmit_hash_policy(bond);
break;
case BOND_MODE_ALB:
/* FALLTHRU */
case BOND_MODE_TLB:
break;
default:
/* Should never happen, mode already checked */
pr_err("%s: Error: Unknown bonding mode %d\n",
bond_dev->name, mode);
break;
}
}
| DoS | 0 | void bond_set_mode_ops(struct bonding *bond, int mode)
{
struct net_device *bond_dev = bond->dev;
switch (mode) {
case BOND_MODE_ROUNDROBIN:
break;
case BOND_MODE_ACTIVEBACKUP:
break;
case BOND_MODE_XOR:
bond_set_xmit_hash_policy(bond);
break;
case BOND_MODE_BROADCAST:
break;
case BOND_MODE_8023AD:
bond_set_xmit_hash_policy(bond);
break;
case BOND_MODE_ALB:
/* FALLTHRU */
case BOND_MODE_TLB:
break;
default:
/* Should never happen, mode already checked */
pr_err("%s: Error: Unknown bonding mode %d\n",
bond_dev->name, mode);
break;
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,983 | static int bond_set_promiscuity(struct bonding *bond, int inc)
{
int err = 0;
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave) {
err = dev_set_promiscuity(bond->curr_active_slave->dev,
inc);
}
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
err = dev_set_promiscuity(slave->dev, inc);
if (err)
return err;
}
}
return err;
}
| DoS | 0 | static int bond_set_promiscuity(struct bonding *bond, int inc)
{
int err = 0;
if (USES_PRIMARY(bond->params.mode)) {
/* write lock already acquired */
if (bond->curr_active_slave) {
err = dev_set_promiscuity(bond->curr_active_slave->dev,
inc);
}
} else {
struct slave *slave;
int i;
bond_for_each_slave(bond, slave, i) {
err = dev_set_promiscuity(slave->dev, inc);
if (err)
return err;
}
}
return err;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,984 | static void bond_set_xmit_hash_policy(struct bonding *bond)
{
switch (bond->params.xmit_policy) {
case BOND_XMIT_POLICY_LAYER23:
bond->xmit_hash_policy = bond_xmit_hash_policy_l23;
break;
case BOND_XMIT_POLICY_LAYER34:
bond->xmit_hash_policy = bond_xmit_hash_policy_l34;
break;
case BOND_XMIT_POLICY_LAYER2:
default:
bond->xmit_hash_policy = bond_xmit_hash_policy_l2;
break;
}
}
| DoS | 0 | static void bond_set_xmit_hash_policy(struct bonding *bond)
{
switch (bond->params.xmit_policy) {
case BOND_XMIT_POLICY_LAYER23:
bond->xmit_hash_policy = bond_xmit_hash_policy_l23;
break;
case BOND_XMIT_POLICY_LAYER34:
bond->xmit_hash_policy = bond_xmit_hash_policy_l34;
break;
case BOND_XMIT_POLICY_LAYER2:
default:
bond->xmit_hash_policy = bond_xmit_hash_policy_l2;
break;
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,985 | static int bond_sethwaddr(struct net_device *bond_dev,
struct net_device *slave_dev)
{
pr_debug("bond_dev=%p\n", bond_dev);
pr_debug("slave_dev=%p\n", slave_dev);
pr_debug("slave_dev->addr_len=%d\n", slave_dev->addr_len);
memcpy(bond_dev->dev_addr, slave_dev->dev_addr, slave_dev->addr_len);
return 0;
}
| DoS | 0 | static int bond_sethwaddr(struct net_device *bond_dev,
struct net_device *slave_dev)
{
pr_debug("bond_dev=%p\n", bond_dev);
pr_debug("slave_dev=%p\n", slave_dev);
pr_debug("slave_dev->addr_len=%d\n", slave_dev->addr_len);
memcpy(bond_dev->dev_addr, slave_dev->dev_addr, slave_dev->addr_len);
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,986 | static bool bond_should_change_active(struct bonding *bond)
{
struct slave *prim = bond->primary_slave;
struct slave *curr = bond->curr_active_slave;
if (!prim || !curr || curr->link != BOND_LINK_UP)
return true;
if (bond->force_primary) {
bond->force_primary = false;
return true;
}
if (bond->params.primary_reselect == BOND_PRI_RESELECT_BETTER &&
(prim->speed < curr->speed ||
(prim->speed == curr->speed && prim->duplex <= curr->duplex)))
return false;
if (bond->params.primary_reselect == BOND_PRI_RESELECT_FAILURE)
return false;
return true;
}
| DoS | 0 | static bool bond_should_change_active(struct bonding *bond)
{
struct slave *prim = bond->primary_slave;
struct slave *curr = bond->curr_active_slave;
if (!prim || !curr || curr->link != BOND_LINK_UP)
return true;
if (bond->force_primary) {
bond->force_primary = false;
return true;
}
if (bond->params.primary_reselect == BOND_PRI_RESELECT_BETTER &&
(prim->speed < curr->speed ||
(prim->speed == curr->speed && prim->duplex <= curr->duplex)))
return false;
if (bond->params.primary_reselect == BOND_PRI_RESELECT_FAILURE)
return false;
return true;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,987 | static bool bond_should_notify_peers(struct bonding *bond)
{
struct slave *slave = bond->curr_active_slave;
pr_debug("bond_should_notify_peers: bond %s slave %s\n",
bond->dev->name, slave ? slave->dev->name : "NULL");
if (!slave || !bond->send_peer_notif ||
test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state))
return false;
bond->send_peer_notif--;
return true;
}
| DoS | 0 | static bool bond_should_notify_peers(struct bonding *bond)
{
struct slave *slave = bond->curr_active_slave;
pr_debug("bond_should_notify_peers: bond %s slave %s\n",
bond->dev->name, slave ? slave->dev->name : "NULL");
if (!slave || !bond->send_peer_notif ||
test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state))
return false;
bond->send_peer_notif--;
return true;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,988 | static int bond_slave_netdev_event(unsigned long event,
struct net_device *slave_dev)
{
struct net_device *bond_dev = slave_dev->master;
struct bonding *bond = netdev_priv(bond_dev);
switch (event) {
case NETDEV_UNREGISTER:
if (bond_dev) {
if (bond->setup_by_slave)
bond_release_and_destroy(bond_dev, slave_dev);
else
bond_release(bond_dev, slave_dev);
}
break;
case NETDEV_CHANGE:
if (bond->params.mode == BOND_MODE_8023AD || bond_is_lb(bond)) {
struct slave *slave;
slave = bond_get_slave_by_dev(bond, slave_dev);
if (slave) {
u32 old_speed = slave->speed;
u8 old_duplex = slave->duplex;
bond_update_speed_duplex(slave);
if (bond_is_lb(bond))
break;
if (old_speed != slave->speed)
bond_3ad_adapter_speed_changed(slave);
if (old_duplex != slave->duplex)
bond_3ad_adapter_duplex_changed(slave);
}
}
break;
case NETDEV_DOWN:
/*
* ... Or is it this?
*/
break;
case NETDEV_CHANGEMTU:
/*
* TODO: Should slaves be allowed to
* independently alter their MTU? For
* an active-backup bond, slaves need
* not be the same type of device, so
* MTUs may vary. For other modes,
* slaves arguably should have the
* same MTUs. To do this, we'd need to
* take over the slave's change_mtu
* function for the duration of their
* servitude.
*/
break;
case NETDEV_CHANGENAME:
/*
* TODO: handle changing the primary's name
*/
break;
case NETDEV_FEAT_CHANGE:
bond_compute_features(bond);
break;
default:
break;
}
return NOTIFY_DONE;
}
| DoS | 0 | static int bond_slave_netdev_event(unsigned long event,
struct net_device *slave_dev)
{
struct net_device *bond_dev = slave_dev->master;
struct bonding *bond = netdev_priv(bond_dev);
switch (event) {
case NETDEV_UNREGISTER:
if (bond_dev) {
if (bond->setup_by_slave)
bond_release_and_destroy(bond_dev, slave_dev);
else
bond_release(bond_dev, slave_dev);
}
break;
case NETDEV_CHANGE:
if (bond->params.mode == BOND_MODE_8023AD || bond_is_lb(bond)) {
struct slave *slave;
slave = bond_get_slave_by_dev(bond, slave_dev);
if (slave) {
u32 old_speed = slave->speed;
u8 old_duplex = slave->duplex;
bond_update_speed_duplex(slave);
if (bond_is_lb(bond))
break;
if (old_speed != slave->speed)
bond_3ad_adapter_speed_changed(slave);
if (old_duplex != slave->duplex)
bond_3ad_adapter_duplex_changed(slave);
}
}
break;
case NETDEV_DOWN:
/*
* ... Or is it this?
*/
break;
case NETDEV_CHANGEMTU:
/*
* TODO: Should slaves be allowed to
* independently alter their MTU? For
* an active-backup bond, slaves need
* not be the same type of device, so
* MTUs may vary. For other modes,
* slaves arguably should have the
* same MTUs. To do this, we'd need to
* take over the slave's change_mtu
* function for the duration of their
* servitude.
*/
break;
case NETDEV_CHANGENAME:
/*
* TODO: handle changing the primary's name
*/
break;
case NETDEV_FEAT_CHANGE:
bond_compute_features(bond);
break;
default:
break;
}
return NOTIFY_DONE;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,989 | static netdev_tx_t bond_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct bonding *bond = netdev_priv(dev);
netdev_tx_t ret = NETDEV_TX_OK;
/*
* If we risk deadlock from transmitting this in the
* netpoll path, tell netpoll to queue the frame for later tx
*/
if (is_netpoll_tx_blocked(dev))
return NETDEV_TX_BUSY;
read_lock(&bond->lock);
if (bond->slave_cnt)
ret = __bond_start_xmit(skb, dev);
else
dev_kfree_skb(skb);
read_unlock(&bond->lock);
return ret;
}
| DoS | 0 | static netdev_tx_t bond_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct bonding *bond = netdev_priv(dev);
netdev_tx_t ret = NETDEV_TX_OK;
/*
* If we risk deadlock from transmitting this in the
* netpoll path, tell netpoll to queue the frame for later tx
*/
if (is_netpoll_tx_blocked(dev))
return NETDEV_TX_BUSY;
read_lock(&bond->lock);
if (bond->slave_cnt)
ret = __bond_start_xmit(skb, dev);
else
dev_kfree_skb(skb);
read_unlock(&bond->lock);
return ret;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,990 | static void bond_uninit(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct vlan_entry *vlan, *tmp;
bond_netpoll_cleanup(bond_dev);
/* Release the bonded slaves */
bond_release_all(bond_dev);
list_del(&bond->bond_list);
bond_work_cancel_all(bond);
bond_remove_proc_entry(bond);
bond_debug_unregister(bond);
__hw_addr_flush(&bond->mc_list);
list_for_each_entry_safe(vlan, tmp, &bond->vlan_list, vlan_list) {
list_del(&vlan->vlan_list);
kfree(vlan);
}
}
| DoS | 0 | static void bond_uninit(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct vlan_entry *vlan, *tmp;
bond_netpoll_cleanup(bond_dev);
/* Release the bonded slaves */
bond_release_all(bond_dev);
list_del(&bond->bond_list);
bond_work_cancel_all(bond);
bond_remove_proc_entry(bond);
bond_debug_unregister(bond);
__hw_addr_flush(&bond->mc_list);
list_for_each_entry_safe(vlan, tmp, &bond->vlan_list, vlan_list) {
list_del(&vlan->vlan_list);
kfree(vlan);
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,991 | static int bond_update_speed_duplex(struct slave *slave)
{
struct net_device *slave_dev = slave->dev;
struct ethtool_cmd etool = { .cmd = ETHTOOL_GSET };
u32 slave_speed;
int res;
/* Fake speed and duplex */
slave->speed = SPEED_100;
slave->duplex = DUPLEX_FULL;
if (!slave_dev->ethtool_ops || !slave_dev->ethtool_ops->get_settings)
return -1;
res = slave_dev->ethtool_ops->get_settings(slave_dev, &etool);
if (res < 0)
return -1;
slave_speed = ethtool_cmd_speed(&etool);
if (slave_speed == 0 || slave_speed == ((__u32) -1))
return -1;
switch (etool.duplex) {
case DUPLEX_FULL:
case DUPLEX_HALF:
break;
default:
return -1;
}
slave->speed = slave_speed;
slave->duplex = etool.duplex;
return 0;
}
| DoS | 0 | static int bond_update_speed_duplex(struct slave *slave)
{
struct net_device *slave_dev = slave->dev;
struct ethtool_cmd etool = { .cmd = ETHTOOL_GSET };
u32 slave_speed;
int res;
/* Fake speed and duplex */
slave->speed = SPEED_100;
slave->duplex = DUPLEX_FULL;
if (!slave_dev->ethtool_ops || !slave_dev->ethtool_ops->get_settings)
return -1;
res = slave_dev->ethtool_ops->get_settings(slave_dev, &etool);
if (res < 0)
return -1;
slave_speed = ethtool_cmd_speed(&etool);
if (slave_speed == 0 || slave_speed == ((__u32) -1))
return -1;
switch (etool.duplex) {
case DUPLEX_FULL:
case DUPLEX_HALF:
break;
default:
return -1;
}
slave->speed = slave_speed;
slave->duplex = etool.duplex;
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,992 | static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
{
if (tb[IFLA_ADDRESS]) {
if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
return -EINVAL;
if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
return -EADDRNOTAVAIL;
}
return 0;
}
| DoS | 0 | static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
{
if (tb[IFLA_ADDRESS]) {
if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
return -EINVAL;
if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
return -EADDRNOTAVAIL;
}
return 0;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,993 | static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32 sip, __be32 tip)
{
int i;
__be32 *targets = bond->params.arp_targets;
for (i = 0; (i < BOND_MAX_ARP_TARGETS) && targets[i]; i++) {
pr_debug("bva: sip %pI4 tip %pI4 t[%d] %pI4 bhti(tip) %d\n",
&sip, &tip, i, &targets[i],
bond_has_this_ip(bond, tip));
if (sip == targets[i]) {
if (bond_has_this_ip(bond, tip))
slave->last_arp_rx = jiffies;
return;
}
}
}
| DoS | 0 | static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32 sip, __be32 tip)
{
int i;
__be32 *targets = bond->params.arp_targets;
for (i = 0; (i < BOND_MAX_ARP_TARGETS) && targets[i]; i++) {
pr_debug("bva: sip %pI4 tip %pI4 t[%d] %pI4 bhti(tip) %d\n",
&sip, &tip, i, &targets[i],
bond_has_this_ip(bond, tip));
if (sip == targets[i]) {
if (bond_has_this_ip(bond, tip))
slave->last_arp_rx = jiffies;
return;
}
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,994 | static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
int i, res;
bond_for_each_slave(bond, slave, i) {
struct net_device *slave_dev = slave->dev;
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if ((slave_dev->features & NETIF_F_HW_VLAN_FILTER) &&
slave_ops->ndo_vlan_rx_add_vid) {
slave_ops->ndo_vlan_rx_add_vid(slave_dev, vid);
}
}
res = bond_add_vlan(bond, vid);
if (res) {
pr_err("%s: Error: Failed to add vlan id %d\n",
bond_dev->name, vid);
}
}
| DoS | 0 | static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
int i, res;
bond_for_each_slave(bond, slave, i) {
struct net_device *slave_dev = slave->dev;
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if ((slave_dev->features & NETIF_F_HW_VLAN_FILTER) &&
slave_ops->ndo_vlan_rx_add_vid) {
slave_ops->ndo_vlan_rx_add_vid(slave_dev, vid);
}
}
res = bond_add_vlan(bond, vid);
if (res) {
pr_err("%s: Error: Failed to add vlan id %d\n",
bond_dev->name, vid);
}
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,995 | static void bond_work_cancel_all(struct bonding *bond)
{
write_lock_bh(&bond->lock);
bond->kill_timers = 1;
write_unlock_bh(&bond->lock);
if (bond->params.miimon && delayed_work_pending(&bond->mii_work))
cancel_delayed_work(&bond->mii_work);
if (bond->params.arp_interval && delayed_work_pending(&bond->arp_work))
cancel_delayed_work(&bond->arp_work);
if (bond->params.mode == BOND_MODE_ALB &&
delayed_work_pending(&bond->alb_work))
cancel_delayed_work(&bond->alb_work);
if (bond->params.mode == BOND_MODE_8023AD &&
delayed_work_pending(&bond->ad_work))
cancel_delayed_work(&bond->ad_work);
if (delayed_work_pending(&bond->mcast_work))
cancel_delayed_work(&bond->mcast_work);
}
| DoS | 0 | static void bond_work_cancel_all(struct bonding *bond)
{
write_lock_bh(&bond->lock);
bond->kill_timers = 1;
write_unlock_bh(&bond->lock);
if (bond->params.miimon && delayed_work_pending(&bond->mii_work))
cancel_delayed_work(&bond->mii_work);
if (bond->params.arp_interval && delayed_work_pending(&bond->arp_work))
cancel_delayed_work(&bond->arp_work);
if (bond->params.mode == BOND_MODE_ALB &&
delayed_work_pending(&bond->alb_work))
cancel_delayed_work(&bond->alb_work);
if (bond->params.mode == BOND_MODE_8023AD &&
delayed_work_pending(&bond->ad_work))
cancel_delayed_work(&bond->ad_work);
if (delayed_work_pending(&bond->mcast_work))
cancel_delayed_work(&bond->mcast_work);
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,996 | static int bond_xmit_activebackup(struct sk_buff *skb, struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
int res = 1;
read_lock(&bond->curr_slave_lock);
if (bond->curr_active_slave)
res = bond_dev_queue_xmit(bond, skb,
bond->curr_active_slave->dev);
if (res)
/* no suitable interface, frame not sent */
dev_kfree_skb(skb);
read_unlock(&bond->curr_slave_lock);
return NETDEV_TX_OK;
}
| DoS | 0 | static int bond_xmit_activebackup(struct sk_buff *skb, struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
int res = 1;
read_lock(&bond->curr_slave_lock);
if (bond->curr_active_slave)
res = bond_dev_queue_xmit(bond, skb,
bond->curr_active_slave->dev);
if (res)
/* no suitable interface, frame not sent */
dev_kfree_skb(skb);
read_unlock(&bond->curr_slave_lock);
return NETDEV_TX_OK;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,997 | static int bond_xmit_hash_policy_l2(struct sk_buff *skb, int count)
{
struct ethhdr *data = (struct ethhdr *)skb->data;
return (data->h_dest[5] ^ data->h_source[5]) % count;
}
| DoS | 0 | static int bond_xmit_hash_policy_l2(struct sk_buff *skb, int count)
{
struct ethhdr *data = (struct ethhdr *)skb->data;
return (data->h_dest[5] ^ data->h_source[5]) % count;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,998 | static int bond_xmit_hash_policy_l23(struct sk_buff *skb, int count)
{
struct ethhdr *data = (struct ethhdr *)skb->data;
struct iphdr *iph = ip_hdr(skb);
if (skb->protocol == htons(ETH_P_IP)) {
return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^
(data->h_dest[5] ^ data->h_source[5])) % count;
}
return (data->h_dest[5] ^ data->h_source[5]) % count;
}
| DoS | 0 | static int bond_xmit_hash_policy_l23(struct sk_buff *skb, int count)
{
struct ethhdr *data = (struct ethhdr *)skb->data;
struct iphdr *iph = ip_hdr(skb);
if (skb->protocol == htons(ETH_P_IP)) {
return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^
(data->h_dest[5] ^ data->h_source[5])) % count;
}
return (data->h_dest[5] ^ data->h_source[5]) % count;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
18,999 | static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *start_at;
int i, slave_no, res = 1;
struct iphdr *iph = ip_hdr(skb);
/*
* Start with the curr_active_slave that joined the bond as the
* default for sending IGMP traffic. For failover purposes one
* needs to maintain some consistency for the interface that will
* send the join/membership reports. The curr_active_slave found
* will send all of this type of traffic.
*/
if ((iph->protocol == IPPROTO_IGMP) &&
(skb->protocol == htons(ETH_P_IP))) {
read_lock(&bond->curr_slave_lock);
slave = bond->curr_active_slave;
read_unlock(&bond->curr_slave_lock);
if (!slave)
goto out;
} else {
/*
* Concurrent TX may collide on rr_tx_counter; we accept
* that as being rare enough not to justify using an
* atomic op here.
*/
slave_no = bond->rr_tx_counter++ % bond->slave_cnt;
bond_for_each_slave(bond, slave, i) {
slave_no--;
if (slave_no < 0)
break;
}
}
start_at = slave;
bond_for_each_slave_from(bond, slave, i, start_at) {
if (IS_UP(slave->dev) &&
(slave->link == BOND_LINK_UP) &&
bond_is_active_slave(slave)) {
res = bond_dev_queue_xmit(bond, skb, slave->dev);
break;
}
}
out:
if (res) {
/* no suitable interface, frame not sent */
dev_kfree_skb(skb);
}
return NETDEV_TX_OK;
}
| DoS | 0 | static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *start_at;
int i, slave_no, res = 1;
struct iphdr *iph = ip_hdr(skb);
/*
* Start with the curr_active_slave that joined the bond as the
* default for sending IGMP traffic. For failover purposes one
* needs to maintain some consistency for the interface that will
* send the join/membership reports. The curr_active_slave found
* will send all of this type of traffic.
*/
if ((iph->protocol == IPPROTO_IGMP) &&
(skb->protocol == htons(ETH_P_IP))) {
read_lock(&bond->curr_slave_lock);
slave = bond->curr_active_slave;
read_unlock(&bond->curr_slave_lock);
if (!slave)
goto out;
} else {
/*
* Concurrent TX may collide on rr_tx_counter; we accept
* that as being rare enough not to justify using an
* atomic op here.
*/
slave_no = bond->rr_tx_counter++ % bond->slave_cnt;
bond_for_each_slave(bond, slave, i) {
slave_no--;
if (slave_no < 0)
break;
}
}
start_at = slave;
bond_for_each_slave_from(bond, slave, i, start_at) {
if (IS_UP(slave->dev) &&
(slave->link == BOND_LINK_UP) &&
bond_is_active_slave(slave)) {
res = bond_dev_queue_xmit(bond, skb, slave->dev);
break;
}
}
out:
if (res) {
/* no suitable interface, frame not sent */
dev_kfree_skb(skb);
}
return NETDEV_TX_OK;
}
| @@ -1557,8 +1557,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
if (slave_dev->type != ARPHRD_ETHER)
bond_setup_by_slave(bond_dev, slave_dev);
- else
+ else {
ether_setup(bond_dev);
+ bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ }
netdev_bonding_change(bond_dev,
NETDEV_POST_TYPE_CHANGE);
@@ -4330,7 +4332,7 @@ static void bond_setup(struct net_device *bond_dev)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
- bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
+ bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an | CWE-264 | null | null |
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