idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
43,400 | unsigned int inet_addr_type(struct net *net, __be32 addr)
{
return __inet_dev_addr_type(net, NULL, addr, RT_TABLE_LOCAL);
}
| DoS | 0 | unsigned int inet_addr_type(struct net *net, __be32 addr)
{
return __inet_dev_addr_type(net, NULL, addr, RT_TABLE_LOCAL);
}
| @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,401 | unsigned int inet_addr_type_table(struct net *net, __be32 addr, u32 tb_id)
{
return __inet_dev_addr_type(net, NULL, addr, tb_id);
}
| DoS | 0 | unsigned int inet_addr_type_table(struct net *net, __be32 addr, u32 tb_id)
{
return __inet_dev_addr_type(net, NULL, addr, tb_id);
}
| @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,402 | unsigned int inet_dev_addr_type(struct net *net, const struct net_device *dev,
__be32 addr)
{
u32 rt_table = l3mdev_fib_table(dev) ? : RT_TABLE_LOCAL;
return __inet_dev_addr_type(net, dev, addr, rt_table);
}
| DoS | 0 | unsigned int inet_dev_addr_type(struct net *net, const struct net_device *dev,
__be32 addr)
{
u32 rt_table = l3mdev_fib_table(dev) ? : RT_TABLE_LOCAL;
return __inet_dev_addr_type(net, dev, addr, rt_table);
}
| @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,403 | static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
{
struct net *net = sock_net(skb->sk);
unsigned int h, s_h;
unsigned int e = 0, s_e;
struct fib_table *tb;
struct hlist_head *head;
int dumped = 0;
if (nlmsg_len(cb->nlh) >= sizeof(struct rtmsg) &&
((struct rtmsg *) nlmsg_data(cb->n... | DoS | 0 | static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
{
struct net *net = sock_net(skb->sk);
unsigned int h, s_h;
unsigned int e = 0, s_e;
struct fib_table *tb;
struct hlist_head *head;
int dumped = 0;
if (nlmsg_len(cb->nlh) >= sizeof(struct rtmsg) &&
((struct rtmsg *) nlmsg_data(cb->n... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,404 | static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
struct fib_table *tb;
int err;
err = rtm_to_fib_config(net, skb, nlh, &cfg);
if (err < 0)
goto errout;
tb = fib_get_table(net, cfg.fc_table);
if (!tb) {
err = -ESRCH;
got... | DoS | 0 | static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
struct fib_table *tb;
int err;
err = rtm_to_fib_config(net, skb, nlh, &cfg);
if (err < 0)
goto errout;
tb = fib_get_table(net, cfg.fc_table);
if (!tb) {
err = -ESRCH;
got... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,405 | static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
struct fib_table *tb;
int err;
err = rtm_to_fib_config(net, skb, nlh, &cfg);
if (err < 0)
goto errout;
tb = fib_new_table(net, cfg.fc_table);
if (!tb) {
err = -ENOBUFS;
g... | DoS | 0 | static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
struct fib_table *tb;
int err;
err = rtm_to_fib_config(net, skb, nlh, &cfg);
if (err < 0)
goto errout;
tb = fib_new_table(net, cfg.fc_table);
if (!tb) {
err = -ENOBUFS;
g... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,406 | static void ip_fib_net_exit(struct net *net)
{
unsigned int i;
rtnl_lock();
#ifdef CONFIG_IP_MULTIPLE_TABLES
RCU_INIT_POINTER(net->ipv4.fib_local, NULL);
RCU_INIT_POINTER(net->ipv4.fib_main, NULL);
RCU_INIT_POINTER(net->ipv4.fib_default, NULL);
#endif
for (i = 0; i < FIB_TABLE_HASHSZ; i++) {
struct hlist_head ... | DoS | 0 | static void ip_fib_net_exit(struct net *net)
{
unsigned int i;
rtnl_lock();
#ifdef CONFIG_IP_MULTIPLE_TABLES
RCU_INIT_POINTER(net->ipv4.fib_local, NULL);
RCU_INIT_POINTER(net->ipv4.fib_main, NULL);
RCU_INIT_POINTER(net->ipv4.fib_default, NULL);
#endif
for (i = 0; i < FIB_TABLE_HASHSZ; i++) {
struct hlist_head ... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,407 | static int __net_init ip_fib_net_init(struct net *net)
{
int err;
size_t size = sizeof(struct hlist_head) * FIB_TABLE_HASHSZ;
/* Avoid false sharing : Use at least a full cache line */
size = max_t(size_t, size, L1_CACHE_BYTES);
net->ipv4.fib_table_hash = kzalloc(size, GFP_KERNEL);
if (!net->ipv4.fib_table_hash... | DoS | 0 | static int __net_init ip_fib_net_init(struct net *net)
{
int err;
size_t size = sizeof(struct hlist_head) * FIB_TABLE_HASHSZ;
/* Avoid false sharing : Use at least a full cache line */
size = max_t(size_t, size, L1_CACHE_BYTES);
net->ipv4.fib_table_hash = kzalloc(size, GFP_KERNEL);
if (!net->ipv4.fib_table_hash... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,408 | int ip_rt_ioctl(struct net *net, unsigned int cmd, void __user *arg)
{
struct fib_config cfg;
struct rtentry rt;
int err;
switch (cmd) {
case SIOCADDRT: /* Add a route */
case SIOCDELRT: /* Delete a route */
if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
return -EPERM;
if (copy_from_user(&rt, arg, sizeo... | DoS | 0 | int ip_rt_ioctl(struct net *net, unsigned int cmd, void __user *arg)
{
struct fib_config cfg;
struct rtentry rt;
int err;
switch (cmd) {
case SIOCADDRT: /* Add a route */
case SIOCDELRT: /* Delete a route */
if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
return -EPERM;
if (copy_from_user(&rt, arg, sizeo... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,409 | static void nl_fib_input(struct sk_buff *skb)
{
struct net *net;
struct fib_result_nl *frn;
struct nlmsghdr *nlh;
u32 portid;
net = sock_net(skb->sk);
nlh = nlmsg_hdr(skb);
if (skb->len < NLMSG_HDRLEN || skb->len < nlh->nlmsg_len ||
nlmsg_len(nlh) < sizeof(*frn))
return;
skb = netlink_skb_clone(skb, GF... | DoS | 0 | static void nl_fib_input(struct sk_buff *skb)
{
struct net *net;
struct fib_result_nl *frn;
struct nlmsghdr *nlh;
u32 portid;
net = sock_net(skb->sk);
nlh = nlmsg_hdr(skb);
if (skb->len < NLMSG_HDRLEN || skb->len < nlh->nlmsg_len ||
nlmsg_len(nlh) < sizeof(*frn))
return;
skb = netlink_skb_clone(skb, GF... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,410 | static void nl_fib_lookup(struct net *net, struct fib_result_nl *frn)
{
struct fib_result res;
struct flowi4 fl4 = {
.flowi4_mark = frn->fl_mark,
.daddr = frn->fl_addr,
.flowi4_tos = frn->fl_tos,
.flowi4_scope = frn->fl_scope,
};
struct fib_table *tb;
rcu_read_lock();
tb = fib_get_table... | DoS | 0 | static void nl_fib_lookup(struct net *net, struct fib_result_nl *frn)
{
struct fib_result res;
struct flowi4 fl4 = {
.flowi4_mark = frn->fl_mark,
.daddr = frn->fl_addr,
.flowi4_tos = frn->fl_tos,
.flowi4_scope = frn->fl_scope,
};
struct fib_table *tb;
rcu_read_lock();
tb = fib_get_table... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,411 | static void nl_fib_lookup_exit(struct net *net)
{
netlink_kernel_release(net->ipv4.fibnl);
net->ipv4.fibnl = NULL;
}
| DoS | 0 | static void nl_fib_lookup_exit(struct net *net)
{
netlink_kernel_release(net->ipv4.fibnl);
net->ipv4.fibnl = NULL;
}
| @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,412 | static int rtentry_to_fib_config(struct net *net, int cmd, struct rtentry *rt,
struct fib_config *cfg)
{
__be32 addr;
int plen;
memset(cfg, 0, sizeof(*cfg));
cfg->fc_nlinfo.nl_net = net;
if (rt->rt_dst.sa_family != AF_INET)
return -EAFNOSUPPORT;
/*
* Check mask for validity:
* a) it must be contiguo... | DoS | 0 | static int rtentry_to_fib_config(struct net *net, int cmd, struct rtentry *rt,
struct fib_config *cfg)
{
__be32 addr;
int plen;
memset(cfg, 0, sizeof(*cfg));
cfg->fc_nlinfo.nl_net = net;
if (rt->rt_dst.sa_family != AF_INET)
return -EAFNOSUPPORT;
/*
* Check mask for validity:
* a) it must be contiguo... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,413 | static int rtm_to_fib_config(struct net *net, struct sk_buff *skb,
struct nlmsghdr *nlh, struct fib_config *cfg)
{
struct nlattr *attr;
int err, remaining;
struct rtmsg *rtm;
err = nlmsg_validate(nlh, sizeof(*rtm), RTA_MAX, rtm_ipv4_policy);
if (err < 0)
goto errout;
memset(cfg, 0, sizeof(*cfg));
rt... | DoS | 0 | static int rtm_to_fib_config(struct net *net, struct sk_buff *skb,
struct nlmsghdr *nlh, struct fib_config *cfg)
{
struct nlattr *attr;
int err, remaining;
struct rtmsg *rtm;
err = nlmsg_validate(nlh, sizeof(*rtm), RTA_MAX, rtm_ipv4_policy);
if (err < 0)
goto errout;
memset(cfg, 0, sizeof(*cfg));
rt... | @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,414 | static inline __be32 sk_extract_addr(struct sockaddr *addr)
{
return ((struct sockaddr_in *) addr)->sin_addr.s_addr;
}
| DoS | 0 | static inline __be32 sk_extract_addr(struct sockaddr *addr)
{
return ((struct sockaddr_in *) addr)->sin_addr.s_addr;
}
| @@ -922,6 +922,9 @@ void fib_del_ifaddr(struct in_ifaddr *ifa, struct in_ifaddr *iprim)
subnet = 1;
}
+ if (in_dev->dead)
+ goto no_promotions;
+
/* Deletion is more complicated than add.
* We should take care of not to delete too much :-)
*
@@ -997,6 +1000,7 @@ void fib_del_ifaddr(struct in_ifaddr *ifa... | CWE-399 | null | null |
43,415 | static int device_cmp(struct nf_conn *i, void *ifindex)
{
const struct nf_conn_nat *nat = nfct_nat(i);
if (!nat)
return 0;
if (nf_ct_l3num(i) != NFPROTO_IPV4)
return 0;
return nat->masq_index == (int)(long)ifindex;
}
| DoS | 0 | static int device_cmp(struct nf_conn *i, void *ifindex)
{
const struct nf_conn_nat *nat = nfct_nat(i);
if (!nat)
return 0;
if (nf_ct_l3num(i) != NFPROTO_IPV4)
return 0;
return nat->masq_index == (int)(long)ifindex;
}
| @@ -108,10 +108,18 @@ static int masq_inet_event(struct notifier_block *this,
unsigned long event,
void *ptr)
{
- struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
+ struct in_device *idev = ((struct in_ifaddr *)ptr)->ifa_dev;
struct netdev_notifier_info info;
- netdev_notifier_info_i... | CWE-399 | null | null |
43,416 | static int masq_device_event(struct notifier_block *this,
unsigned long event,
void *ptr)
{
const struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct net *net = dev_net(dev);
if (event == NETDEV_DOWN) {
/* Device was downed. Search entire table for
* conntracks which were associa... | DoS | 0 | static int masq_device_event(struct notifier_block *this,
unsigned long event,
void *ptr)
{
const struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct net *net = dev_net(dev);
if (event == NETDEV_DOWN) {
/* Device was downed. Search entire table for
* conntracks which were associa... | @@ -108,10 +108,18 @@ static int masq_inet_event(struct notifier_block *this,
unsigned long event,
void *ptr)
{
- struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
+ struct in_device *idev = ((struct in_ifaddr *)ptr)->ifa_dev;
struct netdev_notifier_info info;
- netdev_notifier_info_i... | CWE-399 | null | null |
43,417 | nf_nat_masquerade_ipv4(struct sk_buff *skb, unsigned int hooknum,
const struct nf_nat_range *range,
const struct net_device *out)
{
struct nf_conn *ct;
struct nf_conn_nat *nat;
enum ip_conntrack_info ctinfo;
struct nf_nat_range newrange;
const struct rtable *rt;
__be32 newsrc, nh;
NF_CT_ASSERT... | DoS | 0 | nf_nat_masquerade_ipv4(struct sk_buff *skb, unsigned int hooknum,
const struct nf_nat_range *range,
const struct net_device *out)
{
struct nf_conn *ct;
struct nf_conn_nat *nat;
enum ip_conntrack_info ctinfo;
struct nf_nat_range newrange;
const struct rtable *rt;
__be32 newsrc, nh;
NF_CT_ASSERT... | @@ -108,10 +108,18 @@ static int masq_inet_event(struct notifier_block *this,
unsigned long event,
void *ptr)
{
- struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
+ struct in_device *idev = ((struct in_ifaddr *)ptr)->ifa_dev;
struct netdev_notifier_info info;
- netdev_notifier_info_i... | CWE-399 | null | null |
43,418 | void nf_nat_masquerade_ipv4_register_notifier(void)
{
/* check if the notifier was already set */
if (atomic_inc_return(&masquerade_notifier_refcount) > 1)
return;
/* Register for device down reports */
register_netdevice_notifier(&masq_dev_notifier);
/* Register IP address change reports */
register_inetaddr_... | DoS | 0 | void nf_nat_masquerade_ipv4_register_notifier(void)
{
/* check if the notifier was already set */
if (atomic_inc_return(&masquerade_notifier_refcount) > 1)
return;
/* Register for device down reports */
register_netdevice_notifier(&masq_dev_notifier);
/* Register IP address change reports */
register_inetaddr_... | @@ -108,10 +108,18 @@ static int masq_inet_event(struct notifier_block *this,
unsigned long event,
void *ptr)
{
- struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
+ struct in_device *idev = ((struct in_ifaddr *)ptr)->ifa_dev;
struct netdev_notifier_info info;
- netdev_notifier_info_i... | CWE-399 | null | null |
43,419 | __releases(lock)
{
DEFINE_WAIT(wait);
prepare_to_wait(q, &wait, TASK_INTERRUPTIBLE);
spin_unlock_irqrestore(lock, flags);
timeout = schedule_timeout(timeout);
finish_wait(q, &wait);
return timeout;
}
| DoS | 0 | __releases(lock)
{
DEFINE_WAIT(wait);
prepare_to_wait(q, &wait, TASK_INTERRUPTIBLE);
spin_unlock_irqrestore(lock, flags);
timeout = schedule_timeout(timeout);
finish_wait(q, &wait);
return timeout;
}
| @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,420 | static void digi_break_ctl(struct tty_struct *tty, int break_state)
{
struct usb_serial_port *port = tty->driver_data;
unsigned char buf[4];
buf[0] = DIGI_CMD_BREAK_CONTROL;
buf[1] = 2; /* length */
buf[2] = break_state ? 1 : 0;
buf[3] = 0; /* pad */
digi_write_inb_command(port, buf, 4, 0);
}
| DoS | 0 | static void digi_break_ctl(struct tty_struct *tty, int break_state)
{
struct usb_serial_port *port = tty->driver_data;
unsigned char buf[4];
buf[0] = DIGI_CMD_BREAK_CONTROL;
buf[1] = 2; /* length */
buf[2] = break_state ? 1 : 0;
buf[3] = 0; /* pad */
digi_write_inb_command(port, buf, 4, 0);
}
| @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,421 | static int digi_chars_in_buffer(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
if (priv->dp_write_urb_in_use) {
dev_dbg(&port->dev, "digi_chars_in_buffer: port=%d, chars=%d\n",
priv->dp_port_num, port->bulk_out_size - 2);
/*... | DoS | 0 | static int digi_chars_in_buffer(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
if (priv->dp_write_urb_in_use) {
dev_dbg(&port->dev, "digi_chars_in_buffer: port=%d, chars=%d\n",
priv->dp_port_num, port->bulk_out_size - 2);
/*... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,422 | static void digi_close(struct usb_serial_port *port)
{
DEFINE_WAIT(wait);
int ret;
unsigned char buf[32];
struct digi_port *priv = usb_get_serial_port_data(port);
mutex_lock(&port->serial->disc_mutex);
/* if disconnected, just clear flags */
if (port->serial->disconnected)
goto exit;
/* FIXME: Transmit idle... | DoS | 0 | static void digi_close(struct usb_serial_port *port)
{
DEFINE_WAIT(wait);
int ret;
unsigned char buf[32];
struct digi_port *priv = usb_get_serial_port_data(port);
mutex_lock(&port->serial->disc_mutex);
/* if disconnected, just clear flags */
if (port->serial->disconnected)
goto exit;
/* FIXME: Transmit idle... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,423 | static void digi_disconnect(struct usb_serial *serial)
{
int i;
/* stop reads and writes on all ports */
for (i = 0; i < serial->type->num_ports + 1; i++) {
usb_kill_urb(serial->port[i]->read_urb);
usb_kill_urb(serial->port[i]->write_urb);
}
}
| DoS | 0 | static void digi_disconnect(struct usb_serial *serial)
{
int i;
/* stop reads and writes on all ports */
for (i = 0; i < serial->type->num_ports + 1; i++) {
usb_kill_urb(serial->port[i]->read_urb);
usb_kill_urb(serial->port[i]->write_urb);
}
}
| @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,424 | static void digi_dtr_rts(struct usb_serial_port *port, int on)
{
/* Adjust DTR and RTS */
digi_set_modem_signals(port, on * (TIOCM_DTR|TIOCM_RTS), 1);
}
| DoS | 0 | static void digi_dtr_rts(struct usb_serial_port *port, int on)
{
/* Adjust DTR and RTS */
digi_set_modem_signals(port, on * (TIOCM_DTR|TIOCM_RTS), 1);
}
| @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,425 | static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)
{
int ret;
unsigned char buf[32];
struct digi_port *priv = usb_get_serial_port_data(port);
struct ktermios not_termios;
/* be sure the device is started up */
if (digi_startup_device(port->serial) != 0)
return -ENXIO;
/* read modem si... | DoS | 0 | static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)
{
int ret;
unsigned char buf[32];
struct digi_port *priv = usb_get_serial_port_data(port);
struct ktermios not_termios;
/* be sure the device is started up */
if (digi_startup_device(port->serial) != 0)
return -ENXIO;
/* read modem si... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,426 | static int digi_port_probe(struct usb_serial_port *port)
{
return digi_port_init(port, port->port_number);
}
| DoS | 0 | static int digi_port_probe(struct usb_serial_port *port)
{
return digi_port_init(port, port->port_number);
}
| @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,427 | static void digi_read_bulk_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct digi_port *priv;
struct digi_serial *serial_priv;
int ret;
int status = urb->status;
/* port sanity check, do not resubmit if port is not valid */
if (port == NULL)
return;
priv = usb_get_serial_port_da... | DoS | 0 | static void digi_read_bulk_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct digi_port *priv;
struct digi_serial *serial_priv;
int ret;
int status = urb->status;
/* port sanity check, do not resubmit if port is not valid */
if (port == NULL)
return;
priv = usb_get_serial_port_da... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,428 | static int digi_read_inb_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct digi_port *priv = usb_get_serial_port_data(port);
int opcode = ((unsigned char *)urb->transfer_buffer)[0];
int len = ((unsigned char *)urb->transfer_buffer)[1];
int port_status = ((unsigned char *)urb->transfer... | DoS | 0 | static int digi_read_inb_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct digi_port *priv = usb_get_serial_port_data(port);
int opcode = ((unsigned char *)urb->transfer_buffer)[0];
int len = ((unsigned char *)urb->transfer_buffer)[1];
int port_status = ((unsigned char *)urb->transfer... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,429 | static void digi_release(struct usb_serial *serial)
{
struct digi_serial *serial_priv;
struct digi_port *priv;
serial_priv = usb_get_serial_data(serial);
priv = usb_get_serial_port_data(serial_priv->ds_oob_port);
kfree(priv);
kfree(serial_priv);
}
| DoS | 0 | static void digi_release(struct usb_serial *serial)
{
struct digi_serial *serial_priv;
struct digi_port *priv;
serial_priv = usb_get_serial_data(serial);
priv = usb_get_serial_port_data(serial_priv->ds_oob_port);
kfree(priv);
kfree(serial_priv);
}
| @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,430 | static void digi_rx_throttle(struct tty_struct *tty)
{
unsigned long flags;
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
/* stop receiving characters by not resubmitting the read urb */
spin_lock_irqsave(&priv->dp_port_lock, flags);
priv->dp_throttled ... | DoS | 0 | static void digi_rx_throttle(struct tty_struct *tty)
{
unsigned long flags;
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
/* stop receiving characters by not resubmitting the read urb */
spin_lock_irqsave(&priv->dp_port_lock, flags);
priv->dp_throttled ... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,431 | static void digi_rx_unthrottle(struct tty_struct *tty)
{
int ret = 0;
unsigned long flags;
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
spin_lock_irqsave(&priv->dp_port_lock, flags);
/* restart read chain */
if (priv->dp_throttle_restart)
ret = usb... | DoS | 0 | static void digi_rx_unthrottle(struct tty_struct *tty)
{
int ret = 0;
unsigned long flags;
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
spin_lock_irqsave(&priv->dp_port_lock, flags);
/* restart read chain */
if (priv->dp_throttle_restart)
ret = usb... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,432 | static void digi_set_termios(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old_termios)
{
struct digi_port *priv = usb_get_serial_port_data(port);
struct device *dev = &port->dev;
unsigned int iflag = tty->termios.c_iflag;
unsigned int cflag = tty->termios.c_cflag;
unsigned int old_iflag... | DoS | 0 | static void digi_set_termios(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old_termios)
{
struct digi_port *priv = usb_get_serial_port_data(port);
struct device *dev = &port->dev;
unsigned int iflag = tty->termios.c_iflag;
unsigned int cflag = tty->termios.c_cflag;
unsigned int old_iflag... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,433 | static int digi_startup_device(struct usb_serial *serial)
{
int i, ret = 0;
struct digi_serial *serial_priv = usb_get_serial_data(serial);
struct usb_serial_port *port;
/* be sure this happens exactly once */
spin_lock(&serial_priv->ds_serial_lock);
if (serial_priv->ds_device_started) {
spin_unlock(&serial_pri... | DoS | 0 | static int digi_startup_device(struct usb_serial *serial)
{
int i, ret = 0;
struct digi_serial *serial_priv = usb_get_serial_data(serial);
struct usb_serial_port *port;
/* be sure this happens exactly once */
spin_lock(&serial_priv->ds_serial_lock);
if (serial_priv->ds_device_started) {
spin_unlock(&serial_pri... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,434 | static int digi_tiocmget(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned int val;
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
val = priv->dp_modem_signals;
spin_unlock_irqrestore(&priv->dp_port_l... | DoS | 0 | static int digi_tiocmget(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned int val;
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
val = priv->dp_modem_signals;
spin_unlock_irqrestore(&priv->dp_port_l... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,435 | static int digi_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned int val;
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
val = (priv->dp_modem_signa... | DoS | 0 | static int digi_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned int val;
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
val = (priv->dp_modem_signa... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,436 | static int digi_transmit_idle(struct usb_serial_port *port,
unsigned long timeout)
{
int ret;
unsigned char buf[2];
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned long flags = 0;
spin_lock_irqsave(&priv->dp_port_lock, flags);
priv->dp_transmit_idle = 0;
spin_unlock_irqrestore(&priv->dp_port_... | DoS | 0 | static int digi_transmit_idle(struct usb_serial_port *port,
unsigned long timeout)
{
int ret;
unsigned char buf[2];
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned long flags = 0;
spin_lock_irqsave(&priv->dp_port_lock, flags);
priv->dp_transmit_idle = 0;
spin_unlock_irqrestore(&priv->dp_port_... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,437 | static void digi_wakeup_write_lock(struct work_struct *work)
{
struct digi_port *priv =
container_of(work, struct digi_port, dp_wakeup_work);
struct usb_serial_port *port = priv->dp_port;
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
tty_port_tty_wakeup(&port->port);
spin_unlock_irqresto... | DoS | 0 | static void digi_wakeup_write_lock(struct work_struct *work)
{
struct digi_port *priv =
container_of(work, struct digi_port, dp_wakeup_work);
struct usb_serial_port *port = priv->dp_port;
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
tty_port_tty_wakeup(&port->port);
spin_unlock_irqresto... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,438 | static void digi_write_bulk_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct usb_serial *serial;
struct digi_port *priv;
struct digi_serial *serial_priv;
int ret = 0;
int status = urb->status;
/* port and serial sanity check */
if (port == NULL || (priv = usb_get_serial_port_dat... | DoS | 0 | static void digi_write_bulk_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct usb_serial *serial;
struct digi_port *priv;
struct digi_serial *serial_priv;
int ret = 0;
int status = urb->status;
/* port and serial sanity check */
if (port == NULL || (priv = usb_get_serial_port_dat... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,439 | static int digi_write_inb_command(struct usb_serial_port *port,
unsigned char *buf, int count, unsigned long timeout)
{
int ret = 0;
int len;
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned char *data = port->write_urb->transfer_buffer;
unsigned long flags = 0;
dev_dbg(&port->dev, "digi_write_... | DoS | 0 | static int digi_write_inb_command(struct usb_serial_port *port,
unsigned char *buf, int count, unsigned long timeout)
{
int ret = 0;
int len;
struct digi_port *priv = usb_get_serial_port_data(port);
unsigned char *data = port->write_urb->transfer_buffer;
unsigned long flags = 0;
dev_dbg(&port->dev, "digi_write_... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,440 | static int digi_write_oob_command(struct usb_serial_port *port,
unsigned char *buf, int count, int interruptible)
{
int ret = 0;
int len;
struct usb_serial_port *oob_port = (struct usb_serial_port *)((struct digi_serial *)(usb_get_serial_data(port->serial)))->ds_oob_port;
struct digi_port *oob_priv = usb_get_seria... | DoS | 0 | static int digi_write_oob_command(struct usb_serial_port *port,
unsigned char *buf, int count, int interruptible)
{
int ret = 0;
int len;
struct usb_serial_port *oob_port = (struct usb_serial_port *)((struct digi_serial *)(usb_get_serial_data(port->serial)))->ds_oob_port;
struct digi_port *oob_priv = usb_get_seria... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,441 | static int digi_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
int room;
unsigned long flags = 0;
spin_lock_irqsave(&priv->dp_port_lock, flags);
if (priv->dp_write_urb_in_use)
room = 0;
else
room = port->bulk_ou... | DoS | 0 | static int digi_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct digi_port *priv = usb_get_serial_port_data(port);
int room;
unsigned long flags = 0;
spin_lock_irqsave(&priv->dp_port_lock, flags);
if (priv->dp_write_urb_in_use)
room = 0;
else
room = port->bulk_ou... | @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num)
static int digi_startup(struct usb_serial *serial)
{
+ struct device *dev = &serial->interface->dev;
struct digi_serial *serial_priv;
int ret;
+ int i;
+
+ /* check whether the device has the expected number of end... | null | null | null |
43,442 | static int acm_alloc_minor(struct acm *acm)
{
int minor;
mutex_lock(&acm_minors_lock);
minor = idr_alloc(&acm_minors, acm, 0, ACM_TTY_MINORS, GFP_KERNEL);
mutex_unlock(&acm_minors_lock);
return minor;
}
| DoS | 0 | static int acm_alloc_minor(struct acm *acm)
{
int minor;
mutex_lock(&acm_minors_lock);
minor = idr_alloc(&acm_minors, acm, 0, ACM_TTY_MINORS, GFP_KERNEL);
mutex_unlock(&acm_minors_lock);
return minor;
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,443 | static void acm_ctrl_irq(struct urb *urb)
{
struct acm *acm = urb->context;
struct usb_cdc_notification *dr = urb->transfer_buffer;
unsigned char *data;
int newctrl;
int difference;
int retval;
int status = urb->status;
switch (status) {
case 0:
/* success */
break;
case -ECONNRESET:
case -ENOENT:
case... | DoS | 0 | static void acm_ctrl_irq(struct urb *urb)
{
struct acm *acm = urb->context;
struct usb_cdc_notification *dr = urb->transfer_buffer;
unsigned char *data;
int newctrl;
int difference;
int retval;
int status = urb->status;
switch (status) {
case 0:
/* success */
break;
case -ECONNRESET:
case -ENOENT:
case... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,444 | static void __exit acm_exit(void)
{
usb_deregister(&acm_driver);
tty_unregister_driver(acm_tty_driver);
put_tty_driver(acm_tty_driver);
idr_destroy(&acm_minors);
}
| DoS | 0 | static void __exit acm_exit(void)
{
usb_deregister(&acm_driver);
tty_unregister_driver(acm_tty_driver);
put_tty_driver(acm_tty_driver);
idr_destroy(&acm_minors);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,445 | static struct acm *acm_get_by_minor(unsigned int minor)
{
struct acm *acm;
mutex_lock(&acm_minors_lock);
acm = idr_find(&acm_minors, minor);
if (acm) {
mutex_lock(&acm->mutex);
if (acm->disconnected) {
mutex_unlock(&acm->mutex);
acm = NULL;
} else {
tty_port_get(&acm->port);
mutex_unlock(&acm->mu... | DoS | 0 | static struct acm *acm_get_by_minor(unsigned int minor)
{
struct acm *acm;
mutex_lock(&acm_minors_lock);
acm = idr_find(&acm_minors, minor);
if (acm) {
mutex_lock(&acm->mutex);
if (acm->disconnected) {
mutex_unlock(&acm->mutex);
acm = NULL;
} else {
tty_port_get(&acm->port);
mutex_unlock(&acm->mu... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,446 | static int __init acm_init(void)
{
int retval;
acm_tty_driver = alloc_tty_driver(ACM_TTY_MINORS);
if (!acm_tty_driver)
return -ENOMEM;
acm_tty_driver->driver_name = "acm",
acm_tty_driver->name = "ttyACM",
acm_tty_driver->major = ACM_TTY_MAJOR,
acm_tty_driver->minor_start = 0,
acm_tty_driver->type = TTY_DRIVER... | DoS | 0 | static int __init acm_init(void)
{
int retval;
acm_tty_driver = alloc_tty_driver(ACM_TTY_MINORS);
if (!acm_tty_driver)
return -ENOMEM;
acm_tty_driver->driver_name = "acm",
acm_tty_driver->name = "ttyACM",
acm_tty_driver->major = ACM_TTY_MAJOR,
acm_tty_driver->minor_start = 0,
acm_tty_driver->type = TTY_DRIVER... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,447 | static int acm_port_activate(struct tty_port *port, struct tty_struct *tty)
{
struct acm *acm = container_of(port, struct acm, port);
int retval = -ENODEV;
int i;
dev_dbg(&acm->control->dev, "%s\n", __func__);
mutex_lock(&acm->mutex);
if (acm->disconnected)
goto disconnected;
retval = usb_autopm_get_interfa... | DoS | 0 | static int acm_port_activate(struct tty_port *port, struct tty_struct *tty)
{
struct acm *acm = container_of(port, struct acm, port);
int retval = -ENODEV;
int i;
dev_dbg(&acm->control->dev, "%s\n", __func__);
mutex_lock(&acm->mutex);
if (acm->disconnected)
goto disconnected;
retval = usb_autopm_get_interfa... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,448 | static void acm_port_shutdown(struct tty_port *port)
{
struct acm *acm = container_of(port, struct acm, port);
struct urb *urb;
struct acm_wb *wb;
int i;
dev_dbg(&acm->control->dev, "%s\n", __func__);
/*
* Need to grab write_lock to prevent race with resume, but no need to
* hold it due to the tty-port init... | DoS | 0 | static void acm_port_shutdown(struct tty_port *port)
{
struct acm *acm = container_of(port, struct acm, port);
struct urb *urb;
struct acm_wb *wb;
int i;
dev_dbg(&acm->control->dev, "%s\n", __func__);
/*
* Need to grab write_lock to prevent race with resume, but no need to
* hold it due to the tty-port init... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,449 | static void acm_process_read_urb(struct acm *acm, struct urb *urb)
{
if (!urb->actual_length)
return;
tty_insert_flip_string(&acm->port, urb->transfer_buffer,
urb->actual_length);
tty_flip_buffer_push(&acm->port);
}
| DoS | 0 | static void acm_process_read_urb(struct acm *acm, struct urb *urb)
{
if (!urb->actual_length)
return;
tty_insert_flip_string(&acm->port, urb->transfer_buffer,
urb->actual_length);
tty_flip_buffer_push(&acm->port);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,450 | static void acm_read_buffers_free(struct acm *acm)
{
struct usb_device *usb_dev = interface_to_usbdev(acm->control);
int i;
for (i = 0; i < acm->rx_buflimit; i++)
usb_free_coherent(usb_dev, acm->readsize,
acm->read_buffers[i].base, acm->read_buffers[i].dma);
}
| DoS | 0 | static void acm_read_buffers_free(struct acm *acm)
{
struct usb_device *usb_dev = interface_to_usbdev(acm->control);
int i;
for (i = 0; i < acm->rx_buflimit; i++)
usb_free_coherent(usb_dev, acm->readsize,
acm->read_buffers[i].base, acm->read_buffers[i].dma);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,451 | static void acm_read_bulk_callback(struct urb *urb)
{
struct acm_rb *rb = urb->context;
struct acm *acm = rb->instance;
unsigned long flags;
int status = urb->status;
dev_vdbg(&acm->data->dev, "%s - urb %d, len %d\n", __func__,
rb->index, urb->actual_length);
if (!acm->dev) {
set_bit(rb->index, &acm->rea... | DoS | 0 | static void acm_read_bulk_callback(struct urb *urb)
{
struct acm_rb *rb = urb->context;
struct acm *acm = rb->instance;
unsigned long flags;
int status = urb->status;
dev_vdbg(&acm->data->dev, "%s - urb %d, len %d\n", __func__,
rb->index, urb->actual_length);
if (!acm->dev) {
set_bit(rb->index, &acm->rea... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,452 | static void acm_release_minor(struct acm *acm)
{
mutex_lock(&acm_minors_lock);
idr_remove(&acm_minors, acm->minor);
mutex_unlock(&acm_minors_lock);
}
| DoS | 0 | static void acm_release_minor(struct acm *acm)
{
mutex_lock(&acm_minors_lock);
idr_remove(&acm_minors, acm->minor);
mutex_unlock(&acm_minors_lock);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,453 | static inline int acm_set_control(struct acm *acm, int control)
{
if (acm->quirks & QUIRK_CONTROL_LINE_STATE)
return -EOPNOTSUPP;
return acm_ctrl_msg(acm, USB_CDC_REQ_SET_CONTROL_LINE_STATE,
control, NULL, 0);
}
| DoS | 0 | static inline int acm_set_control(struct acm *acm, int control)
{
if (acm->quirks & QUIRK_CONTROL_LINE_STATE)
return -EOPNOTSUPP;
return acm_ctrl_msg(acm, USB_CDC_REQ_SET_CONTROL_LINE_STATE,
control, NULL, 0);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,454 | static void acm_softint(struct work_struct *work)
{
struct acm *acm = container_of(work, struct acm, work);
dev_vdbg(&acm->data->dev, "%s\n", __func__);
tty_port_tty_wakeup(&acm->port);
}
| DoS | 0 | static void acm_softint(struct work_struct *work)
{
struct acm *acm = container_of(work, struct acm, work);
dev_vdbg(&acm->data->dev, "%s\n", __func__);
tty_port_tty_wakeup(&acm->port);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,455 | static int acm_start_wb(struct acm *acm, struct acm_wb *wb)
{
int rc;
acm->transmitting++;
wb->urb->transfer_buffer = wb->buf;
wb->urb->transfer_dma = wb->dmah;
wb->urb->transfer_buffer_length = wb->len;
wb->urb->dev = acm->dev;
rc = usb_submit_urb(wb->urb, GFP_ATOMIC);
if (rc < 0) {
dev_err(&acm->data->de... | DoS | 0 | static int acm_start_wb(struct acm *acm, struct acm_wb *wb)
{
int rc;
acm->transmitting++;
wb->urb->transfer_buffer = wb->buf;
wb->urb->transfer_dma = wb->dmah;
wb->urb->transfer_buffer_length = wb->len;
wb->urb->dev = acm->dev;
rc = usb_submit_urb(wb->urb, GFP_ATOMIC);
if (rc < 0) {
dev_err(&acm->data->de... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,456 | static int acm_submit_read_urb(struct acm *acm, int index, gfp_t mem_flags)
{
int res;
if (!test_and_clear_bit(index, &acm->read_urbs_free))
return 0;
dev_vdbg(&acm->data->dev, "%s - urb %d\n", __func__, index);
res = usb_submit_urb(acm->read_urbs[index], mem_flags);
if (res) {
if (res != -EPERM) {
dev_e... | DoS | 0 | static int acm_submit_read_urb(struct acm *acm, int index, gfp_t mem_flags)
{
int res;
if (!test_and_clear_bit(index, &acm->read_urbs_free))
return 0;
dev_vdbg(&acm->data->dev, "%s - urb %d\n", __func__, index);
res = usb_submit_urb(acm->read_urbs[index], mem_flags);
if (res) {
if (res != -EPERM) {
dev_e... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,457 | static int acm_submit_read_urbs(struct acm *acm, gfp_t mem_flags)
{
int res;
int i;
for (i = 0; i < acm->rx_buflimit; ++i) {
res = acm_submit_read_urb(acm, i, mem_flags);
if (res)
return res;
}
return 0;
}
| DoS | 0 | static int acm_submit_read_urbs(struct acm *acm, gfp_t mem_flags)
{
int res;
int i;
for (i = 0; i < acm->rx_buflimit; ++i) {
res = acm_submit_read_urb(acm, i, mem_flags);
if (res)
return res;
}
return 0;
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,458 | static int acm_suspend(struct usb_interface *intf, pm_message_t message)
{
struct acm *acm = usb_get_intfdata(intf);
int cnt;
spin_lock_irq(&acm->write_lock);
if (PMSG_IS_AUTO(message)) {
if (acm->transmitting) {
spin_unlock_irq(&acm->write_lock);
return -EBUSY;
}
}
cnt = acm->susp_count++;
spin_unloc... | DoS | 0 | static int acm_suspend(struct usb_interface *intf, pm_message_t message)
{
struct acm *acm = usb_get_intfdata(intf);
int cnt;
spin_lock_irq(&acm->write_lock);
if (PMSG_IS_AUTO(message)) {
if (acm->transmitting) {
spin_unlock_irq(&acm->write_lock);
return -EBUSY;
}
}
cnt = acm->susp_count++;
spin_unloc... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,459 | static int acm_tty_break_ctl(struct tty_struct *tty, int state)
{
struct acm *acm = tty->driver_data;
int retval;
retval = acm_send_break(acm, state ? 0xffff : 0);
if (retval < 0)
dev_dbg(&acm->control->dev, "%s - send break failed\n",
__func__);
return retval;
}
| DoS | 0 | static int acm_tty_break_ctl(struct tty_struct *tty, int state)
{
struct acm *acm = tty->driver_data;
int retval;
retval = acm_send_break(acm, state ? 0xffff : 0);
if (retval < 0)
dev_dbg(&acm->control->dev, "%s - send break failed\n",
__func__);
return retval;
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,460 | static int acm_tty_chars_in_buffer(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
/*
* if the device was unplugged then any remaining characters fell out
* of the connector ;)
*/
if (acm->disconnected)
return 0;
/*
* This is inaccurate (overcounts), but it works.
*/
return (ACM_NW - acm_... | DoS | 0 | static int acm_tty_chars_in_buffer(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
/*
* if the device was unplugged then any remaining characters fell out
* of the connector ;)
*/
if (acm->disconnected)
return 0;
/*
* This is inaccurate (overcounts), but it works.
*/
return (ACM_NW - acm_... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,461 | static void acm_tty_cleanup(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
dev_dbg(&acm->control->dev, "%s\n", __func__);
tty_port_put(&acm->port);
}
| DoS | 0 | static void acm_tty_cleanup(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
dev_dbg(&acm->control->dev, "%s\n", __func__);
tty_port_put(&acm->port);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,462 | static void acm_tty_close(struct tty_struct *tty, struct file *filp)
{
struct acm *acm = tty->driver_data;
dev_dbg(&acm->control->dev, "%s\n", __func__);
tty_port_close(&acm->port, tty, filp);
}
| DoS | 0 | static void acm_tty_close(struct tty_struct *tty, struct file *filp)
{
struct acm *acm = tty->driver_data;
dev_dbg(&acm->control->dev, "%s\n", __func__);
tty_port_close(&acm->port, tty, filp);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,463 | static void acm_tty_flush_chars(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
struct acm_wb *cur = acm->putbuffer;
int err;
unsigned long flags;
acm->putbuffer = NULL;
err = usb_autopm_get_interface_async(acm->control);
spin_lock_irqsave(&acm->write_lock, flags);
if (err < 0) {
cur->use = 0;
... | DoS | 0 | static void acm_tty_flush_chars(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
struct acm_wb *cur = acm->putbuffer;
int err;
unsigned long flags;
acm->putbuffer = NULL;
err = usb_autopm_get_interface_async(acm->control);
spin_lock_irqsave(&acm->write_lock, flags);
if (err < 0) {
cur->use = 0;
... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,464 | static void acm_tty_hangup(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
dev_dbg(&acm->control->dev, "%s\n", __func__);
tty_port_hangup(&acm->port);
}
| DoS | 0 | static void acm_tty_hangup(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
dev_dbg(&acm->control->dev, "%s\n", __func__);
tty_port_hangup(&acm->port);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,465 | static int acm_tty_install(struct tty_driver *driver, struct tty_struct *tty)
{
struct acm *acm;
int retval;
dev_dbg(tty->dev, "%s\n", __func__);
acm = acm_get_by_minor(tty->index);
if (!acm)
return -ENODEV;
retval = tty_standard_install(driver, tty);
if (retval)
goto error_init_termios;
tty->driver_dat... | DoS | 0 | static int acm_tty_install(struct tty_driver *driver, struct tty_struct *tty)
{
struct acm *acm;
int retval;
dev_dbg(tty->dev, "%s\n", __func__);
acm = acm_get_by_minor(tty->index);
if (!acm)
return -ENODEV;
retval = tty_standard_install(driver, tty);
if (retval)
goto error_init_termios;
tty->driver_dat... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,466 | static int acm_tty_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
{
struct acm *acm = tty->driver_data;
int rv = -ENOIOCTLCMD;
switch (cmd) {
case TIOCGSERIAL: /* gets serial port data */
rv = get_serial_info(acm, (struct serial_struct __user *) arg);
break;
case TIOCSSERIAL:
rv = s... | DoS | 0 | static int acm_tty_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
{
struct acm *acm = tty->driver_data;
int rv = -ENOIOCTLCMD;
switch (cmd) {
case TIOCGSERIAL: /* gets serial port data */
rv = get_serial_info(acm, (struct serial_struct __user *) arg);
break;
case TIOCSSERIAL:
rv = s... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,467 | static int acm_tty_put_char(struct tty_struct *tty, unsigned char ch)
{
struct acm *acm = tty->driver_data;
struct acm_wb *cur;
int wbn;
unsigned long flags;
overflow:
cur = acm->putbuffer;
if (!cur) {
spin_lock_irqsave(&acm->write_lock, flags);
wbn = acm_wb_alloc(acm);
if (wbn >= 0) {
cur = &acm->wb[wb... | DoS | 0 | static int acm_tty_put_char(struct tty_struct *tty, unsigned char ch)
{
struct acm *acm = tty->driver_data;
struct acm_wb *cur;
int wbn;
unsigned long flags;
overflow:
cur = acm->putbuffer;
if (!cur) {
spin_lock_irqsave(&acm->write_lock, flags);
wbn = acm_wb_alloc(acm);
if (wbn >= 0) {
cur = &acm->wb[wb... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,468 | static int acm_tty_tiocmget(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
return (acm->ctrlout & ACM_CTRL_DTR ? TIOCM_DTR : 0) |
(acm->ctrlout & ACM_CTRL_RTS ? TIOCM_RTS : 0) |
(acm->ctrlin & ACM_CTRL_DSR ? TIOCM_DSR : 0) |
(acm->ctrlin & ACM_CTRL_RI ? TIOCM_RI : 0) |
... | DoS | 0 | static int acm_tty_tiocmget(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
return (acm->ctrlout & ACM_CTRL_DTR ? TIOCM_DTR : 0) |
(acm->ctrlout & ACM_CTRL_RTS ? TIOCM_RTS : 0) |
(acm->ctrlin & ACM_CTRL_DSR ? TIOCM_DSR : 0) |
(acm->ctrlin & ACM_CTRL_RI ? TIOCM_RI : 0) |
... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,469 | static int acm_tty_write(struct tty_struct *tty,
const unsigned char *buf, int count)
{
struct acm *acm = tty->driver_data;
int stat;
unsigned long flags;
int wbn;
struct acm_wb *wb;
if (!count)
return 0;
dev_vdbg(&acm->data->dev, "%s - count %d\n", __func__, count);
spin_lock_irqsave(&acm->write_lock... | DoS | 0 | static int acm_tty_write(struct tty_struct *tty,
const unsigned char *buf, int count)
{
struct acm *acm = tty->driver_data;
int stat;
unsigned long flags;
int wbn;
struct acm_wb *wb;
if (!count)
return 0;
dev_vdbg(&acm->data->dev, "%s - count %d\n", __func__, count);
spin_lock_irqsave(&acm->write_lock... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,470 | static int acm_tty_write_room(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
/*
* Do not let the line discipline to know that we have a reserve,
* or it might get too enthusiastic.
*/
return acm_wb_is_avail(acm) ? acm->writesize : 0;
}
| DoS | 0 | static int acm_tty_write_room(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
/*
* Do not let the line discipline to know that we have a reserve,
* or it might get too enthusiastic.
*/
return acm_wb_is_avail(acm) ? acm->writesize : 0;
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,471 | static void acm_write_buffers_free(struct acm *acm)
{
int i;
struct acm_wb *wb;
struct usb_device *usb_dev = interface_to_usbdev(acm->control);
for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++)
usb_free_coherent(usb_dev, acm->writesize, wb->buf, wb->dmah);
}
| DoS | 0 | static void acm_write_buffers_free(struct acm *acm)
{
int i;
struct acm_wb *wb;
struct usb_device *usb_dev = interface_to_usbdev(acm->control);
for (wb = &acm->wb[0], i = 0; i < ACM_NW; i++, wb++)
usb_free_coherent(usb_dev, acm->writesize, wb->buf, wb->dmah);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,472 | static void acm_write_bulk(struct urb *urb)
{
struct acm_wb *wb = urb->context;
struct acm *acm = wb->instance;
unsigned long flags;
int status = urb->status;
if (status || (urb->actual_length != urb->transfer_buffer_length))
dev_vdbg(&acm->data->dev, "%s - len %d/%d, status %d\n",
__func__,
urb->actual_l... | DoS | 0 | static void acm_write_bulk(struct urb *urb)
{
struct acm_wb *wb = urb->context;
struct acm *acm = wb->instance;
unsigned long flags;
int status = urb->status;
if (status || (urb->actual_length != urb->transfer_buffer_length))
dev_vdbg(&acm->data->dev, "%s - len %d/%d, status %d\n",
__func__,
urb->actual_l... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,473 | static int get_serial_usage(struct acm *acm,
struct serial_icounter_struct __user *count)
{
struct serial_icounter_struct icount;
int rv = 0;
memset(&icount, 0, sizeof(icount));
icount.dsr = acm->iocount.dsr;
icount.rng = acm->iocount.rng;
icount.dcd = acm->iocount.dcd;
icount.frame = acm->iocount.frame;... | DoS | 0 | static int get_serial_usage(struct acm *acm,
struct serial_icounter_struct __user *count)
{
struct serial_icounter_struct icount;
int rv = 0;
memset(&icount, 0, sizeof(icount));
icount.dsr = acm->iocount.dsr;
icount.rng = acm->iocount.rng;
icount.dcd = acm->iocount.dcd;
icount.frame = acm->iocount.frame;... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,474 | static int set_serial_info(struct acm *acm,
struct serial_struct __user *newinfo)
{
struct serial_struct new_serial;
unsigned int closing_wait, close_delay;
int retval = 0;
if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
return -EFAULT;
close_delay = new_serial.close_delay * 10;
closing_wait... | DoS | 0 | static int set_serial_info(struct acm *acm,
struct serial_struct __user *newinfo)
{
struct serial_struct new_serial;
unsigned int closing_wait, close_delay;
int retval = 0;
if (copy_from_user(&new_serial, newinfo, sizeof(new_serial)))
return -EFAULT;
close_delay = new_serial.close_delay * 10;
closing_wait... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,475 | static ssize_t show_caps
(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
struct acm *acm = usb_get_intfdata(intf);
return sprintf(buf, "%d", acm->ctrl_caps);
}
| DoS | 0 | static ssize_t show_caps
(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
struct acm *acm = usb_get_intfdata(intf);
return sprintf(buf, "%d", acm->ctrl_caps);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,476 | static ssize_t show_country_codes
(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
struct acm *acm = usb_get_intfdata(intf);
memcpy(buf, acm->country_codes, acm->country_code_size);
return acm->country_code_size;
}
| DoS | 0 | static ssize_t show_country_codes
(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
struct acm *acm = usb_get_intfdata(intf);
memcpy(buf, acm->country_codes, acm->country_code_size);
return acm->country_code_size;
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,477 | static ssize_t show_country_rel_date
(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
struct acm *acm = usb_get_intfdata(intf);
return sprintf(buf, "%d", acm->country_rel_date);
}
| DoS | 0 | static ssize_t show_country_rel_date
(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
struct acm *acm = usb_get_intfdata(intf);
return sprintf(buf, "%d", acm->country_rel_date);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,478 | static void stop_data_traffic(struct acm *acm)
{
int i;
dev_dbg(&acm->control->dev, "%s\n", __func__);
usb_kill_urb(acm->ctrlurb);
for (i = 0; i < ACM_NW; i++)
usb_kill_urb(acm->wb[i].urb);
for (i = 0; i < acm->rx_buflimit; i++)
usb_kill_urb(acm->read_urbs[i]);
cancel_work_sync(&acm->work);
}
| DoS | 0 | static void stop_data_traffic(struct acm *acm)
{
int i;
dev_dbg(&acm->control->dev, "%s\n", __func__);
usb_kill_urb(acm->ctrlurb);
for (i = 0; i < ACM_NW; i++)
usb_kill_urb(acm->wb[i].urb);
for (i = 0; i < acm->rx_buflimit; i++)
usb_kill_urb(acm->read_urbs[i]);
cancel_work_sync(&acm->work);
}
| @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,479 | static int wait_serial_change(struct acm *acm, unsigned long arg)
{
int rv = 0;
DECLARE_WAITQUEUE(wait, current);
struct async_icount old, new;
if (arg & (TIOCM_DSR | TIOCM_RI | TIOCM_CD ))
return -EINVAL;
do {
spin_lock_irq(&acm->read_lock);
old = acm->oldcount;
new = acm->iocount;
acm->oldcount = new;... | DoS | 0 | static int wait_serial_change(struct acm *acm, unsigned long arg)
{
int rv = 0;
DECLARE_WAITQUEUE(wait, current);
struct async_icount old, new;
if (arg & (TIOCM_DSR | TIOCM_RI | TIOCM_CD ))
return -EINVAL;
do {
spin_lock_irq(&acm->read_lock);
old = acm->oldcount;
new = acm->iocount;
acm->oldcount = new;... | @@ -1179,6 +1179,9 @@ static int acm_probe(struct usb_interface *intf,
if (quirks == NO_UNION_NORMAL) {
data_interface = usb_ifnum_to_if(usb_dev, 1);
control_interface = usb_ifnum_to_if(usb_dev, 0);
+ /* we would crash */
+ if (!data_interface || !control_interface)
+ return -ENODEV;
goto skip_normal_pro... | null | null | null |
43,480 | static void cypress_close(struct usb_serial_port *port)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
kfifo_reset_out(&priv->write_fifo);
spin_unlock_irqrestore(&priv->lock, flags);
dev_dbg(&port->dev, "%s - stopping urbs\n", __func_... | DoS | 0 | static void cypress_close(struct usb_serial_port *port)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
kfifo_reset_out(&priv->write_fifo);
spin_unlock_irqrestore(&priv->lock, flags);
dev_dbg(&port->dev, "%s - stopping urbs\n", __func_... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,481 | static void cypress_dtr_rts(struct usb_serial_port *port, int on)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
/* drop dtr and rts */
spin_lock_irq(&priv->lock);
if (on == 0)
priv->line_control = 0;
else
priv->line_control = CONTROL_DTR | CONTROL_RTS;
priv->cmd_ctrl = 1;
spin_unlock_irq(... | DoS | 0 | static void cypress_dtr_rts(struct usb_serial_port *port, int on)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
/* drop dtr and rts */
spin_lock_irq(&priv->lock);
if (on == 0)
priv->line_control = 0;
else
priv->line_control = CONTROL_DTR | CONTROL_RTS;
priv->cmd_ctrl = 1;
spin_unlock_irq(... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,482 | static int cypress_hidcom_port_probe(struct usb_serial_port *port)
{
struct cypress_private *priv;
int ret;
ret = cypress_generic_port_probe(port);
if (ret) {
dev_dbg(&port->dev, "%s - Failed setting up port\n", __func__);
return ret;
}
priv = usb_get_serial_port_data(port);
priv->chiptype = CT_CYPHIDCOM;
... | DoS | 0 | static int cypress_hidcom_port_probe(struct usb_serial_port *port)
{
struct cypress_private *priv;
int ret;
ret = cypress_generic_port_probe(port);
if (ret) {
dev_dbg(&port->dev, "%s - Failed setting up port\n", __func__);
return ret;
}
priv = usb_get_serial_port_data(port);
priv->chiptype = CT_CYPHIDCOM;
... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,483 | static void cypress_read_int_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct cypress_private *priv = usb_get_serial_port_data(port);
struct device *dev = &urb->dev->dev;
struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer;
unsigned long flags;
char tty_flag = TTY_NO... | DoS | 0 | static void cypress_read_int_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct cypress_private *priv = usb_get_serial_port_data(port);
struct device *dev = &urb->dev->dev;
struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer;
unsigned long flags;
char tty_flag = TTY_NO... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,484 | static void cypress_send(struct usb_serial_port *port)
{
int count = 0, result, offset, actual_size;
struct cypress_private *priv = usb_get_serial_port_data(port);
struct device *dev = &port->dev;
unsigned long flags;
if (!priv->comm_is_ok)
return;
dev_dbg(dev, "%s - interrupt out size is %d\n", __func__,
p... | DoS | 0 | static void cypress_send(struct usb_serial_port *port)
{
int count = 0, result, offset, actual_size;
struct cypress_private *priv = usb_get_serial_port_data(port);
struct device *dev = &port->dev;
unsigned long flags;
if (!priv->comm_is_ok)
return;
dev_dbg(dev, "%s - interrupt out size is %d\n", __func__,
p... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,485 | static void cypress_set_dead(struct usb_serial_port *port)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
if (!priv->comm_is_ok) {
spin_unlock_irqrestore(&priv->lock, flags);
return;
}
priv->comm_is_ok = 0;
spin_unlock_irqrestore(... | DoS | 0 | static void cypress_set_dead(struct usb_serial_port *port)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
if (!priv->comm_is_ok) {
spin_unlock_irqrestore(&priv->lock, flags);
return;
}
priv->comm_is_ok = 0;
spin_unlock_irqrestore(... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,486 | static void cypress_throttle(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
spin_lock_irq(&priv->lock);
priv->rx_flags = THROTTLED;
spin_unlock_irq(&priv->lock);
}
| DoS | 0 | static void cypress_throttle(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
spin_lock_irq(&priv->lock);
priv->rx_flags = THROTTLED;
spin_unlock_irq(&priv->lock);
}
| @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,487 | static int cypress_tiocmget(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
__u8 status, control;
unsigned int result = 0;
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
control = priv->line_control;
status =... | DoS | 0 | static int cypress_tiocmget(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
__u8 status, control;
unsigned int result = 0;
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
control = priv->line_control;
status =... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,488 | static int cypress_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
if (set & TIOCM_RTS)
priv->line_contro... | DoS | 0 | static int cypress_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
if (set & TIOCM_RTS)
priv->line_contro... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,489 | static int cypress_write(struct tty_struct *tty, struct usb_serial_port *port,
const unsigned char *buf, int count)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
dev_dbg(&port->dev, "%s - %d bytes\n", __func__, count);
/* line control commands, which need to be executed immediately,
are... | DoS | 0 | static int cypress_write(struct tty_struct *tty, struct usb_serial_port *port,
const unsigned char *buf, int count)
{
struct cypress_private *priv = usb_get_serial_port_data(port);
dev_dbg(&port->dev, "%s - %d bytes\n", __func__, count);
/* line control commands, which need to be executed immediately,
are... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,490 | static void cypress_write_int_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct cypress_private *priv = usb_get_serial_port_data(port);
struct device *dev = &urb->dev->dev;
int status = urb->status;
switch (status) {
case 0:
/* success */
break;
case -ECONNRESET:
case -ENOENT:... | DoS | 0 | static void cypress_write_int_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct cypress_private *priv = usb_get_serial_port_data(port);
struct device *dev = &urb->dev->dev;
int status = urb->status;
switch (status) {
case 0:
/* success */
break;
case -ECONNRESET:
case -ENOENT:... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,491 | static int cypress_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
int room = 0;
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
room = kfifo_avail(&priv->write_fifo);
spin_unlock_irqrestore(&priv->l... | DoS | 0 | static int cypress_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct cypress_private *priv = usb_get_serial_port_data(port);
int room = 0;
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
room = kfifo_avail(&priv->write_fifo);
spin_unlock_irqrestore(&priv->l... | @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
struct usb_serial *serial = port->serial;
struct cypress_private *priv;
+ if (!port->interrupt_out_urb || !port->interrupt_in_urb) {
+ dev_err(&port->dev, "required endpoint is missing\n");
+ return -ENODEV;
+ }
+
priv = ... | null | null | null |
43,492 | static void mct_u232_break_ctl(struct tty_struct *tty, int break_state)
{
struct usb_serial_port *port = tty->driver_data;
struct mct_u232_private *priv = usb_get_serial_port_data(port);
unsigned char lcr;
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
lcr = priv->last_lcr;
if (break_state)
lcr ... | DoS | 0 | static void mct_u232_break_ctl(struct tty_struct *tty, int break_state)
{
struct usb_serial_port *port = tty->driver_data;
struct mct_u232_private *priv = usb_get_serial_port_data(port);
unsigned char lcr;
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
lcr = priv->last_lcr;
if (break_state)
lcr ... | @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,493 | static int mct_u232_calculate_baud_rate(struct usb_serial *serial,
speed_t value, speed_t *result)
{
*result = value;
if (le16_to_cpu(serial->dev->descriptor.idProduct) == MCT_U232_SITECOM_PID
|| le16_to_cpu(serial->dev->descriptor.idProduct) == MCT_U232_BELKIN_F5U109_PID) {
switch (value) {
case 300:
... | DoS | 0 | static int mct_u232_calculate_baud_rate(struct usb_serial *serial,
speed_t value, speed_t *result)
{
*result = value;
if (le16_to_cpu(serial->dev->descriptor.idProduct) == MCT_U232_SITECOM_PID
|| le16_to_cpu(serial->dev->descriptor.idProduct) == MCT_U232_BELKIN_F5U109_PID) {
switch (value) {
case 300:
... | @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,494 | static void mct_u232_close(struct usb_serial_port *port)
{
struct mct_u232_private *priv = usb_get_serial_port_data(port);
usb_kill_urb(priv->read_urb);
usb_kill_urb(port->interrupt_in_urb);
usb_serial_generic_close(port);
} /* mct_u232_close */
| DoS | 0 | static void mct_u232_close(struct usb_serial_port *port)
{
struct mct_u232_private *priv = usb_get_serial_port_data(port);
usb_kill_urb(priv->read_urb);
usb_kill_urb(port->interrupt_in_urb);
usb_serial_generic_close(port);
} /* mct_u232_close */
| @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,495 | static void mct_u232_dtr_rts(struct usb_serial_port *port, int on)
{
unsigned int control_state;
struct mct_u232_private *priv = usb_get_serial_port_data(port);
spin_lock_irq(&priv->lock);
if (on)
priv->control_state |= TIOCM_DTR | TIOCM_RTS;
else
priv->control_state &= ~(TIOCM_DTR | TIOCM_RTS);
control_stat... | DoS | 0 | static void mct_u232_dtr_rts(struct usb_serial_port *port, int on)
{
unsigned int control_state;
struct mct_u232_private *priv = usb_get_serial_port_data(port);
spin_lock_irq(&priv->lock);
if (on)
priv->control_state |= TIOCM_DTR | TIOCM_RTS;
else
priv->control_state &= ~(TIOCM_DTR | TIOCM_RTS);
control_stat... | @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,496 | static int mct_u232_get_modem_stat(struct usb_serial_port *port,
unsigned char *msr)
{
int rc;
unsigned char *buf;
buf = kmalloc(MCT_U232_MAX_SIZE, GFP_KERNEL);
if (buf == NULL) {
*msr = 0;
return -ENOMEM;
}
rc = usb_control_msg(port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0),
MCT_U232_GET... | DoS | 0 | static int mct_u232_get_modem_stat(struct usb_serial_port *port,
unsigned char *msr)
{
int rc;
unsigned char *buf;
buf = kmalloc(MCT_U232_MAX_SIZE, GFP_KERNEL);
if (buf == NULL) {
*msr = 0;
return -ENOMEM;
}
rc = usb_control_msg(port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0),
MCT_U232_GET... | @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,497 | static void mct_u232_msr_to_icount(struct async_icount *icount,
unsigned char msr)
{
/* Translate Control Line states */
if (msr & MCT_U232_MSR_DDSR)
icount->dsr++;
if (msr & MCT_U232_MSR_DCTS)
icount->cts++;
if (msr & MCT_U232_MSR_DRI)
icount->rng++;
if (msr & MCT_U232_MSR_DCD)
icount->dcd++;
} /* m... | DoS | 0 | static void mct_u232_msr_to_icount(struct async_icount *icount,
unsigned char msr)
{
/* Translate Control Line states */
if (msr & MCT_U232_MSR_DDSR)
icount->dsr++;
if (msr & MCT_U232_MSR_DCTS)
icount->cts++;
if (msr & MCT_U232_MSR_DRI)
icount->rng++;
if (msr & MCT_U232_MSR_DCD)
icount->dcd++;
} /* m... | @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,498 | static void mct_u232_msr_to_state(struct usb_serial_port *port,
unsigned int *control_state, unsigned char msr)
{
/* Translate Control Line states */
if (msr & MCT_U232_MSR_DSR)
*control_state |= TIOCM_DSR;
else
*control_state &= ~TIOCM_DSR;
if (msr & MCT_U232_MSR_CTS)
*control_state |= TIOCM_CTS;
el... | DoS | 0 | static void mct_u232_msr_to_state(struct usb_serial_port *port,
unsigned int *control_state, unsigned char msr)
{
/* Translate Control Line states */
if (msr & MCT_U232_MSR_DSR)
*control_state |= TIOCM_DSR;
else
*control_state &= ~TIOCM_DSR;
if (msr & MCT_U232_MSR_CTS)
*control_state |= TIOCM_CTS;
el... | @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
43,499 | static int mct_u232_port_remove(struct usb_serial_port *port)
{
struct mct_u232_private *priv;
priv = usb_get_serial_port_data(port);
kfree(priv);
return 0;
}
| DoS | 0 | static int mct_u232_port_remove(struct usb_serial_port *port)
{
struct mct_u232_private *priv;
priv = usb_get_serial_port_data(port);
kfree(priv);
return 0;
}
| @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port,
static int mct_u232_port_probe(struct usb_serial_port *port)
{
+ struct usb_serial *serial = port->serial;
struct mct_u232_private *priv;
+ /* check first to simplify error handling */
+ if (!serial->port[1] || !serial->port[1... | null | null | null |
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