idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
15,600 | void efx_fini_tx_queue(struct efx_tx_queue *tx_queue)
{
if (!tx_queue->initialised)
return;
netif_dbg(tx_queue->efx, drv, tx_queue->efx->net_dev,
"shutting down TX queue %d\n", tx_queue->queue);
tx_queue->initialised = false;
/* Flush TX queue, remove descriptor ring */
efx_nic_fini_tx(tx_queue);
efx_re... | DoS | 0 | void efx_fini_tx_queue(struct efx_tx_queue *tx_queue)
{
if (!tx_queue->initialised)
return;
netif_dbg(tx_queue->efx, drv, tx_queue->efx->net_dev,
"shutting down TX queue %d\n", tx_queue->queue);
tx_queue->initialised = false;
/* Flush TX queue, remove descriptor ring */
efx_nic_fini_tx(tx_queue);
efx_re... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,601 | void efx_init_tx_queue_core_txq(struct efx_tx_queue *tx_queue)
{
struct efx_nic *efx = tx_queue->efx;
/* Must be inverse of queue lookup in efx_hard_start_xmit() */
tx_queue->core_txq =
netdev_get_tx_queue(efx->net_dev,
tx_queue->queue / EFX_TXQ_TYPES +
((tx_queue->queue & EFX_TXQ_TYPE_HIGHPRI) ?
... | DoS | 0 | void efx_init_tx_queue_core_txq(struct efx_tx_queue *tx_queue)
{
struct efx_nic *efx = tx_queue->efx;
/* Must be inverse of queue lookup in efx_hard_start_xmit() */
tx_queue->core_txq =
netdev_get_tx_queue(efx->net_dev,
tx_queue->queue / EFX_TXQ_TYPES +
((tx_queue->queue & EFX_TXQ_TYPE_HIGHPRI) ?
... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,602 | efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
{
/* Depending on the NIC revision, we can use descriptor
* lengths up to 8K or 8K-1. However, since PCI Express
* devices must split read requests at 4K boundaries, there is
* little benefit from using descriptors that cross those
* boundaries and we k... | DoS | 0 | efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
{
/* Depending on the NIC revision, we can use descriptor
* lengths up to 8K or 8K-1. However, since PCI Express
* devices must split read requests at 4K boundaries, there is
* little benefit from using descriptors that cross those
* boundaries and we k... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,603 | int efx_probe_tx_queue(struct efx_tx_queue *tx_queue)
{
struct efx_nic *efx = tx_queue->efx;
unsigned int entries;
int i, rc;
/* Create the smallest power-of-two aligned ring */
entries = max(roundup_pow_of_two(efx->txq_entries), EFX_MIN_DMAQ_SIZE);
EFX_BUG_ON_PARANOID(entries > EFX_MAX_DMAQ_SIZE);
tx_queue->pt... | DoS | 0 | int efx_probe_tx_queue(struct efx_tx_queue *tx_queue)
{
struct efx_nic *efx = tx_queue->efx;
unsigned int entries;
int i, rc;
/* Create the smallest power-of-two aligned ring */
entries = max(roundup_pow_of_two(efx->txq_entries), EFX_MIN_DMAQ_SIZE);
EFX_BUG_ON_PARANOID(entries > EFX_MAX_DMAQ_SIZE);
tx_queue->pt... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,604 | void efx_release_tx_buffers(struct efx_tx_queue *tx_queue)
{
struct efx_tx_buffer *buffer;
if (!tx_queue->buffer)
return;
/* Free any buffers left in the ring */
while (tx_queue->read_count != tx_queue->write_count) {
buffer = &tx_queue->buffer[tx_queue->read_count & tx_queue->ptr_mask];
efx_dequeue_buffer(... | DoS | 0 | void efx_release_tx_buffers(struct efx_tx_queue *tx_queue)
{
struct efx_tx_buffer *buffer;
if (!tx_queue->buffer)
return;
/* Free any buffers left in the ring */
while (tx_queue->read_count != tx_queue->write_count) {
buffer = &tx_queue->buffer[tx_queue->read_count & tx_queue->ptr_mask];
efx_dequeue_buffer(... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,605 | void efx_remove_tx_queue(struct efx_tx_queue *tx_queue)
{
if (!tx_queue->buffer)
return;
netif_dbg(tx_queue->efx, drv, tx_queue->efx->net_dev,
"destroying TX queue %d\n", tx_queue->queue);
efx_nic_remove_tx(tx_queue);
kfree(tx_queue->buffer);
tx_queue->buffer = NULL;
}
| DoS | 0 | void efx_remove_tx_queue(struct efx_tx_queue *tx_queue)
{
if (!tx_queue->buffer)
return;
netif_dbg(tx_queue->efx, drv, tx_queue->efx->net_dev,
"destroying TX queue %d\n", tx_queue->queue);
efx_nic_remove_tx(tx_queue);
kfree(tx_queue->buffer);
tx_queue->buffer = NULL;
}
| @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,606 | int efx_setup_tc(struct net_device *net_dev, u8 num_tc)
{
struct efx_nic *efx = netdev_priv(net_dev);
struct efx_channel *channel;
struct efx_tx_queue *tx_queue;
unsigned tc;
int rc;
if (efx_nic_rev(efx) < EFX_REV_FALCON_B0 || num_tc > EFX_MAX_TX_TC)
return -EINVAL;
if (num_tc == net_dev->num_tc)
return 0;... | DoS | 0 | int efx_setup_tc(struct net_device *net_dev, u8 num_tc)
{
struct efx_nic *efx = netdev_priv(net_dev);
struct efx_channel *channel;
struct efx_tx_queue *tx_queue;
unsigned tc;
int rc;
if (efx_nic_rev(efx) < EFX_REV_FALCON_B0 || num_tc > EFX_MAX_TX_TC)
return -EINVAL;
if (num_tc == net_dev->num_tc)
return 0;... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,607 | static __be16 efx_tso_check_protocol(struct sk_buff *skb)
{
__be16 protocol = skb->protocol;
EFX_BUG_ON_PARANOID(((struct ethhdr *)skb->data)->h_proto !=
protocol);
if (protocol == htons(ETH_P_8021Q)) {
/* Find the encapsulated protocol; reset network header
* and transport header based on that. */
st... | DoS | 0 | static __be16 efx_tso_check_protocol(struct sk_buff *skb)
{
__be16 protocol = skb->protocol;
EFX_BUG_ON_PARANOID(((struct ethhdr *)skb->data)->h_proto !=
protocol);
if (protocol == htons(ETH_P_8021Q)) {
/* Find the encapsulated protocol; reset network header
* and transport header based on that. */
st... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,608 | static int efx_tsoh_block_alloc(struct efx_tx_queue *tx_queue)
{
struct pci_dev *pci_dev = tx_queue->efx->pci_dev;
struct efx_tso_header *tsoh;
dma_addr_t dma_addr;
u8 *base_kva, *kva;
base_kva = pci_alloc_consistent(pci_dev, PAGE_SIZE, &dma_addr);
if (base_kva == NULL) {
netif_err(tx_queue->efx, tx_err, tx_q... | DoS | 0 | static int efx_tsoh_block_alloc(struct efx_tx_queue *tx_queue)
{
struct pci_dev *pci_dev = tx_queue->efx->pci_dev;
struct efx_tso_header *tsoh;
dma_addr_t dma_addr;
u8 *base_kva, *kva;
base_kva = pci_alloc_consistent(pci_dev, PAGE_SIZE, &dma_addr);
if (base_kva == NULL) {
netif_err(tx_queue->efx, tx_err, tx_q... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,609 | static void efx_tsoh_block_free(struct efx_tx_queue *tx_queue,
struct efx_tso_header *tsoh,
struct pci_dev *pci_dev)
{
struct efx_tso_header **p;
unsigned long base_kva;
dma_addr_t base_dma;
base_kva = (unsigned long)tsoh & PAGE_MASK;
base_dma = tsoh->dma_addr & PAGE_MASK;
p = &tx_queue->tso_headers_fre... | DoS | 0 | static void efx_tsoh_block_free(struct efx_tx_queue *tx_queue,
struct efx_tso_header *tsoh,
struct pci_dev *pci_dev)
{
struct efx_tso_header **p;
unsigned long base_kva;
dma_addr_t base_dma;
base_kva = (unsigned long)tsoh & PAGE_MASK;
base_dma = tsoh->dma_addr & PAGE_MASK;
p = &tx_queue->tso_headers_fre... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,610 | static void efx_tsoh_free(struct efx_tx_queue *tx_queue,
struct efx_tx_buffer *buffer)
{
if (buffer->tsoh) {
if (likely(!buffer->tsoh->unmap_len)) {
buffer->tsoh->next = tx_queue->tso_headers_free;
tx_queue->tso_headers_free = buffer->tsoh;
} else {
efx_tsoh_heap_free(tx_queue, buffer->tsoh);
}
b... | DoS | 0 | static void efx_tsoh_free(struct efx_tx_queue *tx_queue,
struct efx_tx_buffer *buffer)
{
if (buffer->tsoh) {
if (likely(!buffer->tsoh->unmap_len)) {
buffer->tsoh->next = tx_queue->tso_headers_free;
tx_queue->tso_headers_free = buffer->tsoh;
} else {
efx_tsoh_heap_free(tx_queue, buffer->tsoh);
}
b... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,611 | efx_tsoh_heap_alloc(struct efx_tx_queue *tx_queue, size_t header_len)
{
struct efx_tso_header *tsoh;
tsoh = kmalloc(TSOH_SIZE(header_len), GFP_ATOMIC | GFP_DMA);
if (unlikely(!tsoh))
return NULL;
tsoh->dma_addr = pci_map_single(tx_queue->efx->pci_dev,
TSOH_BUFFER(tsoh), header_len,
PCI_DMA_TODEVICE);
... | DoS | 0 | efx_tsoh_heap_alloc(struct efx_tx_queue *tx_queue, size_t header_len)
{
struct efx_tso_header *tsoh;
tsoh = kmalloc(TSOH_SIZE(header_len), GFP_ATOMIC | GFP_DMA);
if (unlikely(!tsoh))
return NULL;
tsoh->dma_addr = pci_map_single(tx_queue->efx->pci_dev,
TSOH_BUFFER(tsoh), header_len,
PCI_DMA_TODEVICE);
... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,612 | efx_tsoh_heap_free(struct efx_tx_queue *tx_queue, struct efx_tso_header *tsoh)
{
pci_unmap_single(tx_queue->efx->pci_dev,
tsoh->dma_addr, tsoh->unmap_len,
PCI_DMA_TODEVICE);
kfree(tsoh);
}
| DoS | 0 | efx_tsoh_heap_free(struct efx_tx_queue *tx_queue, struct efx_tso_header *tsoh)
{
pci_unmap_single(tx_queue->efx->pci_dev,
tsoh->dma_addr, tsoh->unmap_len,
PCI_DMA_TODEVICE);
kfree(tsoh);
}
| @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,613 | static int efx_tx_queue_insert(struct efx_tx_queue *tx_queue,
dma_addr_t dma_addr, unsigned len,
struct efx_tx_buffer **final_buffer)
{
struct efx_tx_buffer *buffer;
struct efx_nic *efx = tx_queue->efx;
unsigned dma_len, fill_level, insert_ptr;
int q_space;
EFX_BUG_ON_PARANOID(len <= 0);
fil... | DoS | 0 | static int efx_tx_queue_insert(struct efx_tx_queue *tx_queue,
dma_addr_t dma_addr, unsigned len,
struct efx_tx_buffer **final_buffer)
{
struct efx_tx_buffer *buffer;
struct efx_nic *efx = tx_queue->efx;
unsigned dma_len, fill_level, insert_ptr;
int q_space;
EFX_BUG_ON_PARANOID(len <= 0);
fil... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,614 | void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index)
{
unsigned fill_level;
struct efx_nic *efx = tx_queue->efx;
EFX_BUG_ON_PARANOID(index > tx_queue->ptr_mask);
efx_dequeue_buffers(tx_queue, index);
/* See if we need to restart the netif queue. This barrier
* separates the update of read_co... | DoS | 0 | void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index)
{
unsigned fill_level;
struct efx_nic *efx = tx_queue->efx;
EFX_BUG_ON_PARANOID(index > tx_queue->ptr_mask);
efx_dequeue_buffers(tx_queue, index);
/* See if we need to restart the netif queue. This barrier
* separates the update of read_co... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,615 | static int tso_fill_packet_with_fragment(struct efx_tx_queue *tx_queue,
const struct sk_buff *skb,
struct tso_state *st)
{
struct efx_tx_buffer *buffer;
int n, end_of_packet, rc;
if (st->in_len == 0)
return 0;
if (st->packet_space == 0)
return 0;
EFX_BUG_ON_PARANOID(st->in_len <= 0);
EFX_BUG_ON_... | DoS | 0 | static int tso_fill_packet_with_fragment(struct efx_tx_queue *tx_queue,
const struct sk_buff *skb,
struct tso_state *st)
{
struct efx_tx_buffer *buffer;
int n, end_of_packet, rc;
if (st->in_len == 0)
return 0;
if (st->packet_space == 0)
return 0;
EFX_BUG_ON_PARANOID(st->in_len <= 0);
EFX_BUG_ON_... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,616 | static int tso_get_fragment(struct tso_state *st, struct efx_nic *efx,
skb_frag_t *frag)
{
st->unmap_addr = skb_frag_dma_map(&efx->pci_dev->dev, frag, 0,
skb_frag_size(frag), DMA_TO_DEVICE);
if (likely(!dma_mapping_error(&efx->pci_dev->dev, st->unmap_addr))) {
st->unmap_single = false;
st->unmap_len... | DoS | 0 | static int tso_get_fragment(struct tso_state *st, struct efx_nic *efx,
skb_frag_t *frag)
{
st->unmap_addr = skb_frag_dma_map(&efx->pci_dev->dev, frag, 0,
skb_frag_size(frag), DMA_TO_DEVICE);
if (likely(!dma_mapping_error(&efx->pci_dev->dev, st->unmap_addr))) {
st->unmap_single = false;
st->unmap_len... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,617 | static int tso_get_head_fragment(struct tso_state *st, struct efx_nic *efx,
const struct sk_buff *skb)
{
int hl = st->header_len;
int len = skb_headlen(skb) - hl;
st->unmap_addr = pci_map_single(efx->pci_dev, skb->data + hl,
len, PCI_DMA_TODEVICE);
if (likely(!pci_dma_mapping_error(efx->pci_dev, st->unma... | DoS | 0 | static int tso_get_head_fragment(struct tso_state *st, struct efx_nic *efx,
const struct sk_buff *skb)
{
int hl = st->header_len;
int len = skb_headlen(skb) - hl;
st->unmap_addr = pci_map_single(efx->pci_dev, skb->data + hl,
len, PCI_DMA_TODEVICE);
if (likely(!pci_dma_mapping_error(efx->pci_dev, st->unma... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,618 | static void tso_start(struct tso_state *st, const struct sk_buff *skb)
{
/* All ethernet/IP/TCP headers combined size is TCP header size
* plus offset of TCP header relative to start of packet.
*/
st->header_len = ((tcp_hdr(skb)->doff << 2u)
+ PTR_DIFF(tcp_hdr(skb), skb->data));
st->full_packet_size = st->h... | DoS | 0 | static void tso_start(struct tso_state *st, const struct sk_buff *skb)
{
/* All ethernet/IP/TCP headers combined size is TCP header size
* plus offset of TCP header relative to start of packet.
*/
st->header_len = ((tcp_hdr(skb)->doff << 2u)
+ PTR_DIFF(tcp_hdr(skb), skb->data));
st->full_packet_size = st->h... | @@ -115,6 +115,25 @@ efx_max_tx_len(struct efx_nic *efx, dma_addr_t dma_addr)
return len;
}
+unsigned int efx_tx_max_skb_descs(struct efx_nic *efx)
+{
+ /* Header and payload descriptor for each output segment, plus
+ * one for every input fragment boundary within a segment
+ */
+ unsigned int max_descs = EFX_TS... | CWE-189 | null | null |
15,619 | void _udf_err(struct super_block *sb, const char *function,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
/* mark sb error */
if (!(sb->s_flags & MS_RDONLY))
sb->s_dirt = 1;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_err("error (device %s): %s: %pV", sb->s_id, function, &v... | DoS Overflow | 0 | void _udf_err(struct super_block *sb, const char *function,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
/* mark sb error */
if (!(sb->s_flags & MS_RDONLY))
sb->s_dirt = 1;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_err("error (device %s): %s: %pV", sb->s_id, function, &v... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,620 | void _udf_warn(struct super_block *sb, const char *function,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_warn("warning (device %s): %s: %pV", sb->s_id, function, &vaf);
va_end(args);
}
| DoS Overflow | 0 | void _udf_warn(struct super_block *sb, const char *function,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_warn("warning (device %s): %s: %pV", sb->s_id, function, &vaf);
va_end(args);
}
| @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,621 | static void destroy_inodecache(void)
{
kmem_cache_destroy(udf_inode_cachep);
}
| DoS Overflow | 0 | static void destroy_inodecache(void)
{
kmem_cache_destroy(udf_inode_cachep);
}
| @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,622 | static int init_inodecache(void)
{
udf_inode_cachep = kmem_cache_create("udf_inode_cache",
sizeof(struct udf_inode_info),
0, (SLAB_RECLAIM_ACCOUNT |
SLAB_MEM_SPREAD),
init_once);
if (!udf_inode_cachep)
return -ENOMEM;
return 0;
}
| DoS Overflow | 0 | static int init_inodecache(void)
{
udf_inode_cachep = kmem_cache_create("udf_inode_cache",
sizeof(struct udf_inode_info),
0, (SLAB_RECLAIM_ACCOUNT |
SLAB_MEM_SPREAD),
init_once);
if (!udf_inode_cachep)
return -ENOMEM;
return 0;
}
| @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,623 | static struct inode *udf_alloc_inode(struct super_block *sb)
{
struct udf_inode_info *ei;
ei = kmem_cache_alloc(udf_inode_cachep, GFP_KERNEL);
if (!ei)
return NULL;
ei->i_unique = 0;
ei->i_lenExtents = 0;
ei->i_next_alloc_block = 0;
ei->i_next_alloc_goal = 0;
ei->i_strat4096 = 0;
init_rwsem(&ei->i_data_sem)... | DoS Overflow | 0 | static struct inode *udf_alloc_inode(struct super_block *sb)
{
struct udf_inode_info *ei;
ei = kmem_cache_alloc(udf_inode_cachep, GFP_KERNEL);
if (!ei)
return NULL;
ei->i_unique = 0;
ei->i_lenExtents = 0;
ei->i_next_alloc_block = 0;
ei->i_next_alloc_goal = 0;
ei->i_strat4096 = 0;
init_rwsem(&ei->i_data_sem)... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,624 | static int udf_check_anchor_block(struct super_block *sb, sector_t block,
struct kernel_lb_addr *fileset)
{
struct buffer_head *bh;
uint16_t ident;
int ret;
if (UDF_QUERY_FLAG(sb, UDF_FLAG_VARCONV) &&
udf_fixed_to_variable(block) >=
sb->s_bdev->bd_inode->i_size >> sb->s_blocksize_bits)
return 0;
... | DoS Overflow | 0 | static int udf_check_anchor_block(struct super_block *sb, sector_t block,
struct kernel_lb_addr *fileset)
{
struct buffer_head *bh;
uint16_t ident;
int ret;
if (UDF_QUERY_FLAG(sb, UDF_FLAG_VARCONV) &&
udf_fixed_to_variable(block) >=
sb->s_bdev->bd_inode->i_size >> sb->s_blocksize_bits)
return 0;
... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,625 | static unsigned int udf_count_free(struct super_block *sb)
{
unsigned int accum = 0;
struct udf_sb_info *sbi;
struct udf_part_map *map;
sbi = UDF_SB(sb);
if (sbi->s_lvid_bh) {
struct logicalVolIntegrityDesc *lvid =
(struct logicalVolIntegrityDesc *)
sbi->s_lvid_bh->b_data;
if (le32_to_cpu(lvid->numOfPar... | DoS Overflow | 0 | static unsigned int udf_count_free(struct super_block *sb)
{
unsigned int accum = 0;
struct udf_sb_info *sbi;
struct udf_part_map *map;
sbi = UDF_SB(sb);
if (sbi->s_lvid_bh) {
struct logicalVolIntegrityDesc *lvid =
(struct logicalVolIntegrityDesc *)
sbi->s_lvid_bh->b_data;
if (le32_to_cpu(lvid->numOfPar... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,626 | static unsigned int udf_count_free_bitmap(struct super_block *sb,
struct udf_bitmap *bitmap)
{
struct buffer_head *bh = NULL;
unsigned int accum = 0;
int index;
int block = 0, newblock;
struct kernel_lb_addr loc;
uint32_t bytes;
uint8_t *ptr;
uint16_t ident;
struct spaceBitmapDesc *bm;
loc.logicalBloc... | DoS Overflow | 0 | static unsigned int udf_count_free_bitmap(struct super_block *sb,
struct udf_bitmap *bitmap)
{
struct buffer_head *bh = NULL;
unsigned int accum = 0;
int index;
int block = 0, newblock;
struct kernel_lb_addr loc;
uint32_t bytes;
uint8_t *ptr;
uint16_t ident;
struct spaceBitmapDesc *bm;
loc.logicalBloc... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,627 | static unsigned int udf_count_free_table(struct super_block *sb,
struct inode *table)
{
unsigned int accum = 0;
uint32_t elen;
struct kernel_lb_addr eloc;
int8_t etype;
struct extent_position epos;
mutex_lock(&UDF_SB(sb)->s_alloc_mutex);
epos.block = UDF_I(table)->i_location;
epos.offset = sizeof(struct ... | DoS Overflow | 0 | static unsigned int udf_count_free_table(struct super_block *sb,
struct inode *table)
{
unsigned int accum = 0;
uint32_t elen;
struct kernel_lb_addr eloc;
int8_t etype;
struct extent_position epos;
mutex_lock(&UDF_SB(sb)->s_alloc_mutex);
epos.block = UDF_I(table)->i_location;
epos.offset = sizeof(struct ... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,628 | static void udf_destroy_inode(struct inode *inode)
{
call_rcu(&inode->i_rcu, udf_i_callback);
}
| DoS Overflow | 0 | static void udf_destroy_inode(struct inode *inode)
{
call_rcu(&inode->i_rcu, udf_i_callback);
}
| @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,629 | static int udf_fill_partdesc_info(struct super_block *sb,
struct partitionDesc *p, int p_index)
{
struct udf_part_map *map;
struct udf_sb_info *sbi = UDF_SB(sb);
struct partitionHeaderDesc *phd;
map = &sbi->s_partmaps[p_index];
map->s_partition_len = le32_to_cpu(p->partitionLength); /* blocks */
map->s_partit... | DoS Overflow | 0 | static int udf_fill_partdesc_info(struct super_block *sb,
struct partitionDesc *p, int p_index)
{
struct udf_part_map *map;
struct udf_sb_info *sbi = UDF_SB(sb);
struct partitionHeaderDesc *phd;
map = &sbi->s_partmaps[p_index];
map->s_partition_len = le32_to_cpu(p->partitionLength); /* blocks */
map->s_partit... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,630 | static int udf_find_anchor(struct super_block *sb,
struct kernel_lb_addr *fileset)
{
sector_t lastblock;
struct udf_sb_info *sbi = UDF_SB(sb);
lastblock = udf_scan_anchors(sb, sbi->s_last_block, fileset);
if (lastblock)
goto out;
/* No anchor found? Try VARCONV conversion of block numbers */
UDF_SET_FLA... | DoS Overflow | 0 | static int udf_find_anchor(struct super_block *sb,
struct kernel_lb_addr *fileset)
{
sector_t lastblock;
struct udf_sb_info *sbi = UDF_SB(sb);
lastblock = udf_scan_anchors(sb, sbi->s_last_block, fileset);
if (lastblock)
goto out;
/* No anchor found? Try VARCONV conversion of block numbers */
UDF_SET_FLA... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,631 | struct inode *udf_find_metadata_inode_efe(struct super_block *sb,
u32 meta_file_loc, u32 partition_num)
{
struct kernel_lb_addr addr;
struct inode *metadata_fe;
addr.logicalBlockNum = meta_file_loc;
addr.partitionReferenceNum = partition_num;
metadata_fe = udf_iget(sb, &addr);
if (metadata_fe == NULL)
u... | DoS Overflow | 0 | struct inode *udf_find_metadata_inode_efe(struct super_block *sb,
u32 meta_file_loc, u32 partition_num)
{
struct kernel_lb_addr addr;
struct inode *metadata_fe;
addr.logicalBlockNum = meta_file_loc;
addr.partitionReferenceNum = partition_num;
metadata_fe = udf_iget(sb, &addr);
if (metadata_fe == NULL)
u... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,632 | static void udf_find_vat_block(struct super_block *sb, int p_index,
int type1_index, sector_t start_block)
{
struct udf_sb_info *sbi = UDF_SB(sb);
struct udf_part_map *map = &sbi->s_partmaps[p_index];
sector_t vat_block;
struct kernel_lb_addr ino;
/*
* VAT file entry is in the last recorded block. Som... | DoS Overflow | 0 | static void udf_find_vat_block(struct super_block *sb, int p_index,
int type1_index, sector_t start_block)
{
struct udf_sb_info *sbi = UDF_SB(sb);
struct udf_part_map *map = &sbi->s_partmaps[p_index];
sector_t vat_block;
struct kernel_lb_addr ino;
/*
* VAT file entry is in the last recorded block. Som... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,633 | static void udf_free_partition(struct udf_part_map *map)
{
int i;
struct udf_meta_data *mdata;
if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE)
iput(map->s_uspace.s_table);
if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
iput(map->s_fspace.s_table);
if (map->s_partition_flags & UDF_PART_FLAG_... | DoS Overflow | 0 | static void udf_free_partition(struct udf_part_map *map)
{
int i;
struct udf_meta_data *mdata;
if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE)
iput(map->s_uspace.s_table);
if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
iput(map->s_fspace.s_table);
if (map->s_partition_flags & UDF_PART_FLAG_... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,634 | static void udf_i_callback(struct rcu_head *head)
{
struct inode *inode = container_of(head, struct inode, i_rcu);
kmem_cache_free(udf_inode_cachep, UDF_I(inode));
}
| DoS Overflow | 0 | static void udf_i_callback(struct rcu_head *head)
{
struct inode *inode = container_of(head, struct inode, i_rcu);
kmem_cache_free(udf_inode_cachep, UDF_I(inode));
}
| @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,635 | static void udf_load_fileset(struct super_block *sb, struct buffer_head *bh,
struct kernel_lb_addr *root)
{
struct fileSetDesc *fset;
fset = (struct fileSetDesc *)bh->b_data;
*root = lelb_to_cpu(fset->rootDirectoryICB.extLocation);
UDF_SB(sb)->s_serial_number = le16_to_cpu(fset->descTag.tagSerialNum);
... | DoS Overflow | 0 | static void udf_load_fileset(struct super_block *sb, struct buffer_head *bh,
struct kernel_lb_addr *root)
{
struct fileSetDesc *fset;
fset = (struct fileSetDesc *)bh->b_data;
*root = lelb_to_cpu(fset->rootDirectoryICB.extLocation);
UDF_SB(sb)->s_serial_number = le16_to_cpu(fset->descTag.tagSerialNum);
... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,636 | static void udf_load_logicalvolint(struct super_block *sb, struct kernel_extent_ad loc)
{
struct buffer_head *bh = NULL;
uint16_t ident;
struct udf_sb_info *sbi = UDF_SB(sb);
struct logicalVolIntegrityDesc *lvid;
while (loc.extLength > 0 &&
(bh = udf_read_tagged(sb, loc.extLocation,
loc.extLocati... | DoS Overflow | 0 | static void udf_load_logicalvolint(struct super_block *sb, struct kernel_extent_ad loc)
{
struct buffer_head *bh = NULL;
uint16_t ident;
struct udf_sb_info *sbi = UDF_SB(sb);
struct logicalVolIntegrityDesc *lvid;
while (loc.extLength > 0 &&
(bh = udf_read_tagged(sb, loc.extLocation,
loc.extLocati... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,637 | static int udf_load_metadata_files(struct super_block *sb, int partition)
{
struct udf_sb_info *sbi = UDF_SB(sb);
struct udf_part_map *map;
struct udf_meta_data *mdata;
struct kernel_lb_addr addr;
map = &sbi->s_partmaps[partition];
mdata = &map->s_type_specific.s_metadata;
/* metadata address */
udf_debug("Me... | DoS Overflow | 0 | static int udf_load_metadata_files(struct super_block *sb, int partition)
{
struct udf_sb_info *sbi = UDF_SB(sb);
struct udf_part_map *map;
struct udf_meta_data *mdata;
struct kernel_lb_addr addr;
map = &sbi->s_partmaps[partition];
mdata = &map->s_type_specific.s_metadata;
/* metadata address */
udf_debug("Me... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,638 | static int udf_load_partdesc(struct super_block *sb, sector_t block)
{
struct buffer_head *bh;
struct partitionDesc *p;
struct udf_part_map *map;
struct udf_sb_info *sbi = UDF_SB(sb);
int i, type1_idx;
uint16_t partitionNumber;
uint16_t ident;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (... | DoS Overflow | 0 | static int udf_load_partdesc(struct super_block *sb, sector_t block)
{
struct buffer_head *bh;
struct partitionDesc *p;
struct udf_part_map *map;
struct udf_sb_info *sbi = UDF_SB(sb);
int i, type1_idx;
uint16_t partitionNumber;
uint16_t ident;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,639 | static int udf_load_pvoldesc(struct super_block *sb, sector_t block)
{
struct primaryVolDesc *pvoldesc;
struct ustr *instr, *outstr;
struct buffer_head *bh;
uint16_t ident;
int ret = 1;
instr = kmalloc(sizeof(struct ustr), GFP_NOFS);
if (!instr)
return 1;
outstr = kmalloc(sizeof(struct ustr), GFP_NOFS);
if... | DoS Overflow | 0 | static int udf_load_pvoldesc(struct super_block *sb, sector_t block)
{
struct primaryVolDesc *pvoldesc;
struct ustr *instr, *outstr;
struct buffer_head *bh;
uint16_t ident;
int ret = 1;
instr = kmalloc(sizeof(struct ustr), GFP_NOFS);
if (!instr)
return 1;
outstr = kmalloc(sizeof(struct ustr), GFP_NOFS);
if... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,640 | static int udf_load_sequence(struct super_block *sb, struct buffer_head *bh,
struct kernel_lb_addr *fileset)
{
struct anchorVolDescPtr *anchor;
long main_s, main_e, reserve_s, reserve_e;
anchor = (struct anchorVolDescPtr *)bh->b_data;
/* Locate the main sequence */
main_s = le32_to_cpu(anchor->mainVolDes... | DoS Overflow | 0 | static int udf_load_sequence(struct super_block *sb, struct buffer_head *bh,
struct kernel_lb_addr *fileset)
{
struct anchorVolDescPtr *anchor;
long main_s, main_e, reserve_s, reserve_e;
anchor = (struct anchorVolDescPtr *)bh->b_data;
/* Locate the main sequence */
main_s = le32_to_cpu(anchor->mainVolDes... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,641 | static int udf_load_vrs(struct super_block *sb, struct udf_options *uopt,
int silent, struct kernel_lb_addr *fileset)
{
struct udf_sb_info *sbi = UDF_SB(sb);
loff_t nsr_off;
if (!sb_set_blocksize(sb, uopt->blocksize)) {
if (!silent)
udf_warn(sb, "Bad block size\n");
return 0;
}
sbi->s_last_block = uopt-... | DoS Overflow | 0 | static int udf_load_vrs(struct super_block *sb, struct udf_options *uopt,
int silent, struct kernel_lb_addr *fileset)
{
struct udf_sb_info *sbi = UDF_SB(sb);
loff_t nsr_off;
if (!sb_set_blocksize(sb, uopt->blocksize)) {
if (!silent)
udf_warn(sb, "Bad block size\n");
return 0;
}
sbi->s_last_block = uopt-... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,642 | static struct dentry *udf_mount(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data)
{
return mount_bdev(fs_type, flags, dev_name, data, udf_fill_super);
}
| DoS Overflow | 0 | static struct dentry *udf_mount(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data)
{
return mount_bdev(fs_type, flags, dev_name, data, udf_fill_super);
}
| @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,643 | static void udf_open_lvid(struct super_block *sb)
{
struct udf_sb_info *sbi = UDF_SB(sb);
struct buffer_head *bh = sbi->s_lvid_bh;
struct logicalVolIntegrityDesc *lvid;
struct logicalVolIntegrityDescImpUse *lvidiu;
if (!bh)
return;
mutex_lock(&sbi->s_alloc_mutex);
lvid = (struct logicalVolIntegrityDesc *)bh-... | DoS Overflow | 0 | static void udf_open_lvid(struct super_block *sb)
{
struct udf_sb_info *sbi = UDF_SB(sb);
struct buffer_head *bh = sbi->s_lvid_bh;
struct logicalVolIntegrityDesc *lvid;
struct logicalVolIntegrityDescImpUse *lvidiu;
if (!bh)
return;
mutex_lock(&sbi->s_alloc_mutex);
lvid = (struct logicalVolIntegrityDesc *)bh-... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,644 | static int udf_parse_options(char *options, struct udf_options *uopt,
bool remount)
{
char *p;
int option;
uopt->novrs = 0;
uopt->partition = 0xFFFF;
uopt->session = 0xFFFFFFFF;
uopt->lastblock = 0;
uopt->anchor = 0;
uopt->volume = 0xFFFFFFFF;
uopt->rootdir = 0xFFFFFFFF;
uopt->fileset = 0xFFFFFFFF;
... | DoS Overflow | 0 | static int udf_parse_options(char *options, struct udf_options *uopt,
bool remount)
{
char *p;
int option;
uopt->novrs = 0;
uopt->partition = 0xFFFF;
uopt->session = 0xFFFFFFFF;
uopt->lastblock = 0;
uopt->anchor = 0;
uopt->volume = 0xFFFFFFFF;
uopt->rootdir = 0xFFFFFFFF;
uopt->fileset = 0xFFFFFFFF;
... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,645 | static noinline int udf_process_sequence(struct super_block *sb, long block,
long lastblock, struct kernel_lb_addr *fileset)
{
struct buffer_head *bh = NULL;
struct udf_vds_record vds[VDS_POS_LENGTH];
struct udf_vds_record *curr;
struct generic_desc *gd;
struct volDescPtr *vdp;
int done = 0;
uint32_t vdsn;
... | DoS Overflow | 0 | static noinline int udf_process_sequence(struct super_block *sb, long block,
long lastblock, struct kernel_lb_addr *fileset)
{
struct buffer_head *bh = NULL;
struct udf_vds_record vds[VDS_POS_LENGTH];
struct udf_vds_record *curr;
struct generic_desc *gd;
struct volDescPtr *vdp;
int done = 0;
uint32_t vdsn;
... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,646 | static void udf_put_super(struct super_block *sb)
{
int i;
struct udf_sb_info *sbi;
sbi = UDF_SB(sb);
if (sbi->s_vat_inode)
iput(sbi->s_vat_inode);
if (sbi->s_partitions)
for (i = 0; i < sbi->s_partitions; i++)
udf_free_partition(&sbi->s_partmaps[i]);
#ifdef CONFIG_UDF_NLS
if (UDF_QUERY_FLAG(sb, UDF_FLAG... | DoS Overflow | 0 | static void udf_put_super(struct super_block *sb)
{
int i;
struct udf_sb_info *sbi;
sbi = UDF_SB(sb);
if (sbi->s_vat_inode)
iput(sbi->s_vat_inode);
if (sbi->s_partitions)
for (i = 0; i < sbi->s_partitions; i++)
udf_free_partition(&sbi->s_partmaps[i]);
#ifdef CONFIG_UDF_NLS
if (UDF_QUERY_FLAG(sb, UDF_FLAG... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,647 | static struct udf_bitmap *udf_sb_alloc_bitmap(struct super_block *sb, u32 index)
{
struct udf_bitmap *bitmap;
int nr_groups;
int size;
nr_groups = udf_compute_nr_groups(sb, index);
size = sizeof(struct udf_bitmap) +
(sizeof(struct buffer_head *) * nr_groups);
if (size <= PAGE_SIZE)
bitmap = kzalloc(size, GF... | DoS Overflow | 0 | static struct udf_bitmap *udf_sb_alloc_bitmap(struct super_block *sb, u32 index)
{
struct udf_bitmap *bitmap;
int nr_groups;
int size;
nr_groups = udf_compute_nr_groups(sb, index);
size = sizeof(struct udf_bitmap) +
(sizeof(struct buffer_head *) * nr_groups);
if (size <= PAGE_SIZE)
bitmap = kzalloc(size, GF... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,648 | static int udf_sb_alloc_partition_maps(struct super_block *sb, u32 count)
{
struct udf_sb_info *sbi = UDF_SB(sb);
sbi->s_partmaps = kcalloc(count, sizeof(struct udf_part_map),
GFP_KERNEL);
if (!sbi->s_partmaps) {
udf_err(sb, "Unable to allocate space for %d partition maps\n",
count);
sbi->s_partitions ... | DoS Overflow | 0 | static int udf_sb_alloc_partition_maps(struct super_block *sb, u32 count)
{
struct udf_sb_info *sbi = UDF_SB(sb);
sbi->s_partmaps = kcalloc(count, sizeof(struct udf_part_map),
GFP_KERNEL);
if (!sbi->s_partmaps) {
udf_err(sb, "Unable to allocate space for %d partition maps\n",
count);
sbi->s_partitions ... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,649 | struct logicalVolIntegrityDescImpUse *udf_sb_lvidiu(struct udf_sb_info *sbi)
{
struct logicalVolIntegrityDesc *lvid =
(struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
__u32 number_of_partitions = le32_to_cpu(lvid->numOfPartitions);
__u32 offset = number_of_partitions * 2 *
sizeof(uint32_t)/sizeof(uint... | DoS Overflow | 0 | struct logicalVolIntegrityDescImpUse *udf_sb_lvidiu(struct udf_sb_info *sbi)
{
struct logicalVolIntegrityDesc *lvid =
(struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
__u32 number_of_partitions = le32_to_cpu(lvid->numOfPartitions);
__u32 offset = number_of_partitions * 2 *
sizeof(uint32_t)/sizeof(uint... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,650 | static int udf_show_options(struct seq_file *seq, struct dentry *root)
{
struct super_block *sb = root->d_sb;
struct udf_sb_info *sbi = UDF_SB(sb);
if (!UDF_QUERY_FLAG(sb, UDF_FLAG_STRICT))
seq_puts(seq, ",nostrict");
if (UDF_QUERY_FLAG(sb, UDF_FLAG_BLOCKSIZE_SET))
seq_printf(seq, ",bs=%lu", sb->s_blocksize);
... | DoS Overflow | 0 | static int udf_show_options(struct seq_file *seq, struct dentry *root)
{
struct super_block *sb = root->d_sb;
struct udf_sb_info *sbi = UDF_SB(sb);
if (!UDF_QUERY_FLAG(sb, UDF_FLAG_STRICT))
seq_puts(seq, ",nostrict");
if (UDF_QUERY_FLAG(sb, UDF_FLAG_BLOCKSIZE_SET))
seq_printf(seq, ",bs=%lu", sb->s_blocksize);
... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,651 | static int udf_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
struct udf_sb_info *sbi = UDF_SB(sb);
struct logicalVolIntegrityDescImpUse *lvidiu;
u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
if (sbi->s_lvid_bh != NULL)
lvidiu = udf_sb_lvidiu(sbi);
else
lvidiu = N... | DoS Overflow | 0 | static int udf_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
struct udf_sb_info *sbi = UDF_SB(sb);
struct logicalVolIntegrityDescImpUse *lvidiu;
u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
if (sbi->s_lvid_bh != NULL)
lvidiu = udf_sb_lvidiu(sbi);
else
lvidiu = N... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,652 | static int udf_sync_fs(struct super_block *sb, int wait)
{
struct udf_sb_info *sbi = UDF_SB(sb);
mutex_lock(&sbi->s_alloc_mutex);
if (sbi->s_lvid_dirty) {
/*
* Blockdevice will be synced later so we don't have to submit
* the buffer for IO
*/
mark_buffer_dirty(sbi->s_lvid_bh);
sb->s_dirt = 0;
sbi->... | DoS Overflow | 0 | static int udf_sync_fs(struct super_block *sb, int wait)
{
struct udf_sb_info *sbi = UDF_SB(sb);
mutex_lock(&sbi->s_alloc_mutex);
if (sbi->s_lvid_dirty) {
/*
* Blockdevice will be synced later so we don't have to submit
* the buffer for IO
*/
mark_buffer_dirty(sbi->s_lvid_bh);
sb->s_dirt = 0;
sbi->... | @@ -1225,20 +1225,28 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
struct genericPartitionMap *gpm;
uint16_t ident;
struct buffer_head *bh;
+ unsigned int table_len;
int ret = 0;
bh = udf_read_tagged(sb, block, block, &ident);
if (!bh)
return 1;
BUG_ON(ident != TAG_IDENT_L... | CWE-119 | null | null |
15,653 | SYSCALL_DEFINE6(epoll_pwait, int, epfd, struct epoll_event __user *, events,
int, maxevents, int, timeout, const sigset_t __user *, sigmask,
size_t, sigsetsize)
{
int error;
sigset_t ksigmask, sigsaved;
/*
* If the caller wants a certain signal mask to be set during the wait,
* we apply it here.
*/
if (s... | DoS | 0 | SYSCALL_DEFINE6(epoll_pwait, int, epfd, struct epoll_event __user *, events,
int, maxevents, int, timeout, const sigset_t __user *, sigmask,
size_t, sigsetsize)
{
int error;
sigset_t ksigmask, sigsaved;
/*
* If the caller wants a certain signal mask to be set during the wait,
* we apply it here.
*/
if (s... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,654 | static void clear_tfile_check_list(void)
{
struct file *file;
/* first clear the tfile_check_list */
while (!list_empty(&tfile_check_list)) {
file = list_first_entry(&tfile_check_list, struct file,
f_tfile_llink);
list_del_init(&file->f_tfile_llink);
}
INIT_LIST_HEAD(&tfile_check_list);
}
| DoS | 0 | static void clear_tfile_check_list(void)
{
struct file *file;
/* first clear the tfile_check_list */
while (!list_empty(&tfile_check_list)) {
file = list_first_entry(&tfile_check_list, struct file,
f_tfile_llink);
list_del_init(&file->f_tfile_llink);
}
INIT_LIST_HEAD(&tfile_check_list);
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,655 | static int ep_alloc(struct eventpoll **pep)
{
int error;
struct user_struct *user;
struct eventpoll *ep;
user = get_current_user();
error = -ENOMEM;
ep = kzalloc(sizeof(*ep), GFP_KERNEL);
if (unlikely(!ep))
goto free_uid;
spin_lock_init(&ep->lock);
mutex_init(&ep->mtx);
init_waitqueue_head(&ep->wq);
init... | DoS | 0 | static int ep_alloc(struct eventpoll **pep)
{
int error;
struct user_struct *user;
struct eventpoll *ep;
user = get_current_user();
error = -ENOMEM;
ep = kzalloc(sizeof(*ep), GFP_KERNEL);
if (unlikely(!ep))
goto free_uid;
spin_lock_init(&ep->lock);
mutex_init(&ep->mtx);
init_waitqueue_head(&ep->wq);
init... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,656 | static int ep_call_nested(struct nested_calls *ncalls, int max_nests,
int (*nproc)(void *, void *, int), void *priv,
void *cookie, void *ctx)
{
int error, call_nests = 0;
unsigned long flags;
struct list_head *lsthead = &ncalls->tasks_call_list;
struct nested_call_node *tncur;
struct nested_call_node tno... | DoS | 0 | static int ep_call_nested(struct nested_calls *ncalls, int max_nests,
int (*nproc)(void *, void *, int), void *priv,
void *cookie, void *ctx)
{
int error, call_nests = 0;
unsigned long flags;
struct list_head *lsthead = &ncalls->tasks_call_list;
struct nested_call_node *tncur;
struct nested_call_node tno... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,657 | static inline int ep_cmp_ffd(struct epoll_filefd *p1,
struct epoll_filefd *p2)
{
return (p1->file > p2->file ? +1:
(p1->file < p2->file ? -1 : p1->fd - p2->fd));
}
| DoS | 0 | static inline int ep_cmp_ffd(struct epoll_filefd *p1,
struct epoll_filefd *p2)
{
return (p1->file > p2->file ? +1:
(p1->file < p2->file ? -1 : p1->fd - p2->fd));
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,658 | static unsigned int ep_eventpoll_poll(struct file *file, poll_table *wait)
{
int pollflags;
struct eventpoll *ep = file->private_data;
/* Insert inside our poll wait queue */
poll_wait(file, &ep->poll_wait, wait);
/*
* Proceed to find out if wanted events are really available inside
* the ready list. This ne... | DoS | 0 | static unsigned int ep_eventpoll_poll(struct file *file, poll_table *wait)
{
int pollflags;
struct eventpoll *ep = file->private_data;
/* Insert inside our poll wait queue */
poll_wait(file, &ep->poll_wait, wait);
/*
* Proceed to find out if wanted events are really available inside
* the ready list. This ne... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,659 | static int ep_eventpoll_release(struct inode *inode, struct file *file)
{
struct eventpoll *ep = file->private_data;
if (ep)
ep_free(ep);
return 0;
}
| DoS | 0 | static int ep_eventpoll_release(struct inode *inode, struct file *file)
{
struct eventpoll *ep = file->private_data;
if (ep)
ep_free(ep);
return 0;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,660 | static struct epitem *ep_find(struct eventpoll *ep, struct file *file, int fd)
{
int kcmp;
struct rb_node *rbp;
struct epitem *epi, *epir = NULL;
struct epoll_filefd ffd;
ep_set_ffd(&ffd, file, fd);
for (rbp = ep->rbr.rb_node; rbp; ) {
epi = rb_entry(rbp, struct epitem, rbn);
kcmp = ep_cmp_ffd(&ffd, &epi->ff... | DoS | 0 | static struct epitem *ep_find(struct eventpoll *ep, struct file *file, int fd)
{
int kcmp;
struct rb_node *rbp;
struct epitem *epi, *epir = NULL;
struct epoll_filefd ffd;
ep_set_ffd(&ffd, file, fd);
for (rbp = ep->rbr.rb_node; rbp; ) {
epi = rb_entry(rbp, struct epitem, rbn);
kcmp = ep_cmp_ffd(&ffd, &epi->ff... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,661 | static void ep_free(struct eventpoll *ep)
{
struct rb_node *rbp;
struct epitem *epi;
/* We need to release all tasks waiting for these file */
if (waitqueue_active(&ep->poll_wait))
ep_poll_safewake(&ep->poll_wait);
/*
* We need to lock this because we could be hit by
* eventpoll_release_file() while we're ... | DoS | 0 | static void ep_free(struct eventpoll *ep)
{
struct rb_node *rbp;
struct epitem *epi;
/* We need to release all tasks waiting for these file */
if (waitqueue_active(&ep->poll_wait))
ep_poll_safewake(&ep->poll_wait);
/*
* We need to lock this because we could be hit by
* eventpoll_release_file() while we're ... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,662 | static int ep_insert(struct eventpoll *ep, struct epoll_event *event,
struct file *tfile, int fd)
{
int error, revents, pwake = 0;
unsigned long flags;
long user_watches;
struct epitem *epi;
struct ep_pqueue epq;
user_watches = atomic_long_read(&ep->user->epoll_watches);
if (unlikely(user_watches >= max_... | DoS | 0 | static int ep_insert(struct eventpoll *ep, struct epoll_event *event,
struct file *tfile, int fd)
{
int error, revents, pwake = 0;
unsigned long flags;
long user_watches;
struct epitem *epi;
struct ep_pqueue epq;
user_watches = atomic_long_read(&ep->user->epoll_watches);
if (unlikely(user_watches >= max_... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,663 | static inline int ep_is_linked(struct list_head *p)
{
return !list_empty(p);
}
| DoS | 0 | static inline int ep_is_linked(struct list_head *p)
{
return !list_empty(p);
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,664 | static inline struct epitem *ep_item_from_epqueue(poll_table *p)
{
return container_of(p, struct ep_pqueue, pt)->epi;
}
| DoS | 0 | static inline struct epitem *ep_item_from_epqueue(poll_table *p)
{
return container_of(p, struct ep_pqueue, pt)->epi;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,665 | static inline struct epitem *ep_item_from_wait(wait_queue_t *p)
{
return container_of(p, struct eppoll_entry, wait)->base;
}
| DoS | 0 | static inline struct epitem *ep_item_from_wait(wait_queue_t *p)
{
return container_of(p, struct eppoll_entry, wait)->base;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,666 | static int ep_loop_check(struct eventpoll *ep, struct file *file)
{
int ret;
struct eventpoll *ep_cur, *ep_next;
ret = ep_call_nested(&poll_loop_ncalls, EP_MAX_NESTS,
ep_loop_check_proc, file, ep, current);
/* clear visited list */
list_for_each_entry_safe(ep_cur, ep_next, &visited_list,
visited_l... | DoS | 0 | static int ep_loop_check(struct eventpoll *ep, struct file *file)
{
int ret;
struct eventpoll *ep_cur, *ep_next;
ret = ep_call_nested(&poll_loop_ncalls, EP_MAX_NESTS,
ep_loop_check_proc, file, ep, current);
/* clear visited list */
list_for_each_entry_safe(ep_cur, ep_next, &visited_list,
visited_l... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,667 | static int ep_modify(struct eventpoll *ep, struct epitem *epi, struct epoll_event *event)
{
int pwake = 0;
unsigned int revents;
poll_table pt;
init_poll_funcptr(&pt, NULL);
/*
* Set the new event interest mask before calling f_op->poll();
* otherwise we might miss an event that happens between the
* f_op-... | DoS | 0 | static int ep_modify(struct eventpoll *ep, struct epitem *epi, struct epoll_event *event)
{
int pwake = 0;
unsigned int revents;
poll_table pt;
init_poll_funcptr(&pt, NULL);
/*
* Set the new event interest mask before calling f_op->poll();
* otherwise we might miss an event that happens between the
* f_op-... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,668 | static void ep_nested_calls_init(struct nested_calls *ncalls)
{
INIT_LIST_HEAD(&ncalls->tasks_call_list);
spin_lock_init(&ncalls->lock);
}
| DoS | 0 | static void ep_nested_calls_init(struct nested_calls *ncalls)
{
INIT_LIST_HEAD(&ncalls->tasks_call_list);
spin_lock_init(&ncalls->lock);
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,669 | static inline int ep_op_has_event(int op)
{
return op != EPOLL_CTL_DEL;
}
| DoS | 0 | static inline int ep_op_has_event(int op)
{
return op != EPOLL_CTL_DEL;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,670 | static int ep_poll(struct eventpoll *ep, struct epoll_event __user *events,
int maxevents, long timeout)
{
int res = 0, eavail, timed_out = 0;
unsigned long flags;
long slack = 0;
wait_queue_t wait;
ktime_t expires, *to = NULL;
if (timeout > 0) {
struct timespec end_time = ep_set_mstimeout(timeout);
sl... | DoS | 0 | static int ep_poll(struct eventpoll *ep, struct epoll_event __user *events,
int maxevents, long timeout)
{
int res = 0, eavail, timed_out = 0;
unsigned long flags;
long slack = 0;
wait_queue_t wait;
ktime_t expires, *to = NULL;
if (timeout > 0) {
struct timespec end_time = ep_set_mstimeout(timeout);
sl... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,671 | static int ep_poll_callback(wait_queue_t *wait, unsigned mode, int sync, void *key)
{
int pwake = 0;
unsigned long flags;
struct epitem *epi = ep_item_from_wait(wait);
struct eventpoll *ep = epi->ep;
if ((unsigned long)key & POLLFREE) {
ep_pwq_from_wait(wait)->whead = NULL;
/*
* whead = NULL above can race... | DoS | 0 | static int ep_poll_callback(wait_queue_t *wait, unsigned mode, int sync, void *key)
{
int pwake = 0;
unsigned long flags;
struct epitem *epi = ep_item_from_wait(wait);
struct eventpoll *ep = epi->ep;
if ((unsigned long)key & POLLFREE) {
ep_pwq_from_wait(wait)->whead = NULL;
/*
* whead = NULL above can race... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,672 | static void ep_ptable_queue_proc(struct file *file, wait_queue_head_t *whead,
poll_table *pt)
{
struct epitem *epi = ep_item_from_epqueue(pt);
struct eppoll_entry *pwq;
if (epi->nwait >= 0 && (pwq = kmem_cache_alloc(pwq_cache, GFP_KERNEL))) {
init_waitqueue_func_entry(&pwq->wait, ep_poll_callback);
pwq->wh... | DoS | 0 | static void ep_ptable_queue_proc(struct file *file, wait_queue_head_t *whead,
poll_table *pt)
{
struct epitem *epi = ep_item_from_epqueue(pt);
struct eppoll_entry *pwq;
if (epi->nwait >= 0 && (pwq = kmem_cache_alloc(pwq_cache, GFP_KERNEL))) {
init_waitqueue_func_entry(&pwq->wait, ep_poll_callback);
pwq->wh... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,673 | static inline struct eppoll_entry *ep_pwq_from_wait(wait_queue_t *p)
{
return container_of(p, struct eppoll_entry, wait);
}
| DoS | 0 | static inline struct eppoll_entry *ep_pwq_from_wait(wait_queue_t *p)
{
return container_of(p, struct eppoll_entry, wait);
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,674 | static void ep_rbtree_insert(struct eventpoll *ep, struct epitem *epi)
{
int kcmp;
struct rb_node **p = &ep->rbr.rb_node, *parent = NULL;
struct epitem *epic;
while (*p) {
parent = *p;
epic = rb_entry(parent, struct epitem, rbn);
kcmp = ep_cmp_ffd(&epi->ffd, &epic->ffd);
if (kcmp > 0)
p = &parent->rb_ri... | DoS | 0 | static void ep_rbtree_insert(struct eventpoll *ep, struct epitem *epi)
{
int kcmp;
struct rb_node **p = &ep->rbr.rb_node, *parent = NULL;
struct epitem *epic;
while (*p) {
parent = *p;
epic = rb_entry(parent, struct epitem, rbn);
kcmp = ep_cmp_ffd(&epi->ffd, &epic->ffd);
if (kcmp > 0)
p = &parent->rb_ri... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,675 | static int ep_read_events_proc(struct eventpoll *ep, struct list_head *head,
void *priv)
{
struct epitem *epi, *tmp;
poll_table pt;
init_poll_funcptr(&pt, NULL);
list_for_each_entry_safe(epi, tmp, head, rdllink) {
pt._key = epi->event.events;
if (epi->ffd.file->f_op->poll(epi->ffd.file, &pt) &
... | DoS | 0 | static int ep_read_events_proc(struct eventpoll *ep, struct list_head *head,
void *priv)
{
struct epitem *epi, *tmp;
poll_table pt;
init_poll_funcptr(&pt, NULL);
list_for_each_entry_safe(epi, tmp, head, rdllink) {
pt._key = epi->event.events;
if (epi->ffd.file->f_op->poll(epi->ffd.file, &pt) &
... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,676 | static int ep_remove(struct eventpoll *ep, struct epitem *epi)
{
unsigned long flags;
struct file *file = epi->ffd.file;
/*
* Removes poll wait queue hooks. We _have_ to do this without holding
* the "ep->lock" otherwise a deadlock might occur. This because of the
* sequence of the lock acquisition. Here we d... | DoS | 0 | static int ep_remove(struct eventpoll *ep, struct epitem *epi)
{
unsigned long flags;
struct file *file = epi->ffd.file;
/*
* Removes poll wait queue hooks. We _have_ to do this without holding
* the "ep->lock" otherwise a deadlock might occur. This because of the
* sequence of the lock acquisition. Here we d... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,677 | static void ep_remove_wait_queue(struct eppoll_entry *pwq)
{
wait_queue_head_t *whead;
rcu_read_lock();
/* If it is cleared by POLLFREE, it should be rcu-safe */
whead = rcu_dereference(pwq->whead);
if (whead)
remove_wait_queue(whead, &pwq->wait);
rcu_read_unlock();
}
| DoS | 0 | static void ep_remove_wait_queue(struct eppoll_entry *pwq)
{
wait_queue_head_t *whead;
rcu_read_lock();
/* If it is cleared by POLLFREE, it should be rcu-safe */
whead = rcu_dereference(pwq->whead);
if (whead)
remove_wait_queue(whead, &pwq->wait);
rcu_read_unlock();
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,678 | static int ep_scan_ready_list(struct eventpoll *ep,
int (*sproc)(struct eventpoll *,
struct list_head *, void *),
void *priv,
int depth)
{
int error, pwake = 0;
unsigned long flags;
struct epitem *epi, *nepi;
LIST_HEAD(txlist);
/*
* We need to lock this because we could be hit... | DoS | 0 | static int ep_scan_ready_list(struct eventpoll *ep,
int (*sproc)(struct eventpoll *,
struct list_head *, void *),
void *priv,
int depth)
{
int error, pwake = 0;
unsigned long flags;
struct epitem *epi, *nepi;
LIST_HEAD(txlist);
/*
* We need to lock this because we could be hit... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,679 | static int ep_send_events_proc(struct eventpoll *ep, struct list_head *head,
void *priv)
{
struct ep_send_events_data *esed = priv;
int eventcnt;
unsigned int revents;
struct epitem *epi;
struct epoll_event __user *uevent;
poll_table pt;
init_poll_funcptr(&pt, NULL);
/*
* We can loop without lock ... | DoS | 0 | static int ep_send_events_proc(struct eventpoll *ep, struct list_head *head,
void *priv)
{
struct ep_send_events_data *esed = priv;
int eventcnt;
unsigned int revents;
struct epitem *epi;
struct epoll_event __user *uevent;
poll_table pt;
init_poll_funcptr(&pt, NULL);
/*
* We can loop without lock ... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,680 | static inline struct timespec ep_set_mstimeout(long ms)
{
struct timespec now, ts = {
.tv_sec = ms / MSEC_PER_SEC,
.tv_nsec = NSEC_PER_MSEC * (ms % MSEC_PER_SEC),
};
ktime_get_ts(&now);
return timespec_add_safe(now, ts);
}
| DoS | 0 | static inline struct timespec ep_set_mstimeout(long ms)
{
struct timespec now, ts = {
.tv_sec = ms / MSEC_PER_SEC,
.tv_nsec = NSEC_PER_MSEC * (ms % MSEC_PER_SEC),
};
ktime_get_ts(&now);
return timespec_add_safe(now, ts);
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,681 | static void ep_unregister_pollwait(struct eventpoll *ep, struct epitem *epi)
{
struct list_head *lsthead = &epi->pwqlist;
struct eppoll_entry *pwq;
while (!list_empty(lsthead)) {
pwq = list_first_entry(lsthead, struct eppoll_entry, llink);
list_del(&pwq->llink);
ep_remove_wait_queue(pwq);
kmem_cache_free(p... | DoS | 0 | static void ep_unregister_pollwait(struct eventpoll *ep, struct epitem *epi)
{
struct list_head *lsthead = &epi->pwqlist;
struct eppoll_entry *pwq;
while (!list_empty(lsthead)) {
pwq = list_first_entry(lsthead, struct eppoll_entry, llink);
list_del(&pwq->llink);
ep_remove_wait_queue(pwq);
kmem_cache_free(p... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,682 | static inline void ep_wake_up_nested(wait_queue_head_t *wqueue,
unsigned long events, int subclass)
{
unsigned long flags;
spin_lock_irqsave_nested(&wqueue->lock, flags, subclass);
wake_up_locked_poll(wqueue, events);
spin_unlock_irqrestore(&wqueue->lock, flags);
}
| DoS | 0 | static inline void ep_wake_up_nested(wait_queue_head_t *wqueue,
unsigned long events, int subclass)
{
unsigned long flags;
spin_lock_irqsave_nested(&wqueue->lock, flags, subclass);
wake_up_locked_poll(wqueue, events);
spin_unlock_irqrestore(&wqueue->lock, flags);
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,683 | static int __init eventpoll_init(void)
{
struct sysinfo si;
si_meminfo(&si);
/*
* Allows top 4% of lomem to be allocated for epoll watches (per user).
*/
max_user_watches = (((si.totalram - si.totalhigh) / 25) << PAGE_SHIFT) /
EP_ITEM_COST;
BUG_ON(max_user_watches < 0);
/*
* Initialize the structure use... | DoS | 0 | static int __init eventpoll_init(void)
{
struct sysinfo si;
si_meminfo(&si);
/*
* Allows top 4% of lomem to be allocated for epoll watches (per user).
*/
max_user_watches = (((si.totalram - si.totalhigh) / 25) << PAGE_SHIFT) /
EP_ITEM_COST;
BUG_ON(max_user_watches < 0);
/*
* Initialize the structure use... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,684 | void eventpoll_release_file(struct file *file)
{
struct list_head *lsthead = &file->f_ep_links;
struct eventpoll *ep;
struct epitem *epi;
/*
* We don't want to get "file->f_lock" because it is not
* necessary. It is not necessary because we're in the "struct file"
* cleanup path, and this means that no one i... | DoS | 0 | void eventpoll_release_file(struct file *file)
{
struct list_head *lsthead = &file->f_ep_links;
struct eventpoll *ep;
struct epitem *epi;
/*
* We don't want to get "file->f_lock" because it is not
* necessary. It is not necessary because we're in the "struct file"
* cleanup path, and this means that no one i... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,685 | static inline int is_file_epoll(struct file *f)
{
return f->f_op == &eventpoll_fops;
}
| DoS | 0 | static inline int is_file_epoll(struct file *f)
{
return f->f_op == &eventpoll_fops;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,686 | static int path_count_inc(int nests)
{
/* Allow an arbitrary number of depth 1 paths */
if (nests == 0)
return 0;
if (++path_count[nests] > path_limits[nests])
return -1;
return 0;
}
| DoS | 0 | static int path_count_inc(int nests)
{
/* Allow an arbitrary number of depth 1 paths */
if (nests == 0)
return 0;
if (++path_count[nests] > path_limits[nests])
return -1;
return 0;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,687 | static void path_count_init(void)
{
int i;
for (i = 0; i < PATH_ARR_SIZE; i++)
path_count[i] = 0;
}
| DoS | 0 | static void path_count_init(void)
{
int i;
for (i = 0; i < PATH_ARR_SIZE; i++)
path_count[i] = 0;
}
| @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,688 | static int reverse_path_check_proc(void *priv, void *cookie, int call_nests)
{
int error = 0;
struct file *file = priv;
struct file *child_file;
struct epitem *epi;
list_for_each_entry(epi, &file->f_ep_links, fllink) {
child_file = epi->ep->file;
if (is_file_epoll(child_file)) {
if (list_empty(&child_file-... | DoS | 0 | static int reverse_path_check_proc(void *priv, void *cookie, int call_nests)
{
int error = 0;
struct file *file = priv;
struct file *child_file;
struct epitem *epi;
list_for_each_entry(epi, &file->f_ep_links, fllink) {
child_file = epi->ep->file;
if (is_file_epoll(child_file)) {
if (list_empty(&child_file-... | @@ -1663,8 +1663,10 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
if (op == EPOLL_CTL_ADD) {
if (is_file_epoll(tfile)) {
error = -ELOOP;
- if (ep_loop_check(ep, tfile) != 0)
+ if (ep_loop_check(ep, tfile) != 0) {
+ clear_tfile_check_list();
goto error_tgt_fput;
+ }
} else
list... | null | null | null |
15,689 | void __put_cred(struct cred *cred)
{
kdebug("__put_cred(%p{%d,%d})", cred,
atomic_read(&cred->usage),
read_cred_subscribers(cred));
BUG_ON(atomic_read(&cred->usage) != 0);
#ifdef CONFIG_DEBUG_CREDENTIALS
BUG_ON(read_cred_subscribers(cred) != 0);
cred->magic = CRED_MAGIC_DEAD;
cred->put_addr = __bu... | DoS Overflow | 0 | void __put_cred(struct cred *cred)
{
kdebug("__put_cred(%p{%d,%d})", cred,
atomic_read(&cred->usage),
read_cred_subscribers(cred));
BUG_ON(atomic_read(&cred->usage) != 0);
#ifdef CONFIG_DEBUG_CREDENTIALS
BUG_ON(read_cred_subscribers(cred) != 0);
cred->magic = CRED_MAGIC_DEAD;
cred->put_addr = __bu... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,690 | void __validate_process_creds(struct task_struct *tsk,
const char *file, unsigned line)
{
if (tsk->cred == tsk->real_cred) {
if (unlikely(read_cred_subscribers(tsk->cred) < 2 ||
creds_are_invalid(tsk->cred)))
goto invalid_creds;
} else {
if (unlikely(read_cred_subscribers(tsk->real_cred) < 1 |... | DoS Overflow | 0 | void __validate_process_creds(struct task_struct *tsk,
const char *file, unsigned line)
{
if (tsk->cred == tsk->real_cred) {
if (unlikely(read_cred_subscribers(tsk->cred) < 2 ||
creds_are_invalid(tsk->cred)))
goto invalid_creds;
} else {
if (unlikely(read_cred_subscribers(tsk->real_cred) < 1 |... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,691 | struct cred *cred_alloc_blank(void)
{
struct cred *new;
new = kmem_cache_zalloc(cred_jar, GFP_KERNEL);
if (!new)
return NULL;
#ifdef CONFIG_KEYS
new->tgcred = kzalloc(sizeof(*new->tgcred), GFP_KERNEL);
if (!new->tgcred) {
kmem_cache_free(cred_jar, new);
return NULL;
}
atomic_set(&new->tgcred->usage, 1);
... | DoS Overflow | 0 | struct cred *cred_alloc_blank(void)
{
struct cred *new;
new = kmem_cache_zalloc(cred_jar, GFP_KERNEL);
if (!new)
return NULL;
#ifdef CONFIG_KEYS
new->tgcred = kzalloc(sizeof(*new->tgcred), GFP_KERNEL);
if (!new->tgcred) {
kmem_cache_free(cred_jar, new);
return NULL;
}
atomic_set(&new->tgcred->usage, 1);
... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,692 | void __init cred_init(void)
{
/* allocate a slab in which we can store credentials */
cred_jar = kmem_cache_create("cred_jar", sizeof(struct cred),
0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL);
}
| DoS Overflow | 0 | void __init cred_init(void)
{
/* allocate a slab in which we can store credentials */
cred_jar = kmem_cache_create("cred_jar", sizeof(struct cred),
0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL);
}
| @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,693 | void exit_creds(struct task_struct *tsk)
{
struct cred *cred;
kdebug("exit_creds(%u,%p,%p,{%d,%d})", tsk->pid, tsk->real_cred, tsk->cred,
atomic_read(&tsk->cred->usage),
read_cred_subscribers(tsk->cred));
cred = (struct cred *) tsk->real_cred;
tsk->real_cred = NULL;
validate_creds(cred);
alter_c... | DoS Overflow | 0 | void exit_creds(struct task_struct *tsk)
{
struct cred *cred;
kdebug("exit_creds(%u,%p,%p,{%d,%d})", tsk->pid, tsk->real_cred, tsk->cred,
atomic_read(&tsk->cred->usage),
read_cred_subscribers(tsk->cred));
cred = (struct cred *) tsk->real_cred;
tsk->real_cred = NULL;
validate_creds(cred);
alter_c... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,694 | const struct cred *get_task_cred(struct task_struct *task)
{
const struct cred *cred;
rcu_read_lock();
do {
cred = __task_cred((task));
BUG_ON(!cred);
} while (!atomic_inc_not_zero(&((struct cred *)cred)->usage));
rcu_read_unlock();
return cred;
}
| DoS Overflow | 0 | const struct cred *get_task_cred(struct task_struct *task)
{
const struct cred *cred;
rcu_read_lock();
do {
cred = __task_cred((task));
BUG_ON(!cred);
} while (!atomic_inc_not_zero(&((struct cred *)cred)->usage));
rcu_read_unlock();
return cred;
}
| @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,695 | const struct cred *override_creds(const struct cred *new)
{
const struct cred *old = current->cred;
kdebug("override_creds(%p{%d,%d})", new,
atomic_read(&new->usage),
read_cred_subscribers(new));
validate_creds(old);
validate_creds(new);
get_cred(new);
alter_cred_subscribers(new, 1);
rcu_assign... | DoS Overflow | 0 | const struct cred *override_creds(const struct cred *new)
{
const struct cred *old = current->cred;
kdebug("override_creds(%p{%d,%d})", new,
atomic_read(&new->usage),
read_cred_subscribers(new));
validate_creds(old);
validate_creds(new);
get_cred(new);
alter_cred_subscribers(new, 1);
rcu_assign... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,696 | struct cred *prepare_exec_creds(void)
{
struct thread_group_cred *tgcred = NULL;
struct cred *new;
#ifdef CONFIG_KEYS
tgcred = kmalloc(sizeof(*tgcred), GFP_KERNEL);
if (!tgcred)
return NULL;
#endif
new = prepare_creds();
if (!new) {
kfree(tgcred);
return new;
}
#ifdef CONFIG_KEYS
/* newly exec'd tasks ... | DoS Overflow | 0 | struct cred *prepare_exec_creds(void)
{
struct thread_group_cred *tgcred = NULL;
struct cred *new;
#ifdef CONFIG_KEYS
tgcred = kmalloc(sizeof(*tgcred), GFP_KERNEL);
if (!tgcred)
return NULL;
#endif
new = prepare_creds();
if (!new) {
kfree(tgcred);
return new;
}
#ifdef CONFIG_KEYS
/* newly exec'd tasks ... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,697 | void revert_creds(const struct cred *old)
{
const struct cred *override = current->cred;
kdebug("revert_creds(%p{%d,%d})", old,
atomic_read(&old->usage),
read_cred_subscribers(old));
validate_creds(old);
validate_creds(override);
alter_cred_subscribers(old, 1);
rcu_assign_pointer(current->cred, ... | DoS Overflow | 0 | void revert_creds(const struct cred *old)
{
const struct cred *override = current->cred;
kdebug("revert_creds(%p{%d,%d})", old,
atomic_read(&old->usage),
read_cred_subscribers(old));
validate_creds(old);
validate_creds(override);
alter_cred_subscribers(old, 1);
rcu_assign_pointer(current->cred, ... | @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,698 | int set_create_files_as(struct cred *new, struct inode *inode)
{
new->fsuid = inode->i_uid;
new->fsgid = inode->i_gid;
return security_kernel_create_files_as(new, inode);
}
| DoS Overflow | 0 | int set_create_files_as(struct cred *new, struct inode *inode)
{
new->fsuid = inode->i_uid;
new->fsgid = inode->i_gid;
return security_kernel_create_files_as(new, inode);
}
| @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
15,699 | static inline void set_cred_subscribers(struct cred *cred, int n)
{
#ifdef CONFIG_DEBUG_CREDENTIALS
atomic_set(&cred->subscribers, n);
#endif
}
| DoS Overflow | 0 | static inline void set_cred_subscribers(struct cred *cred, int n)
{
#ifdef CONFIG_DEBUG_CREDENTIALS
atomic_set(&cred->subscribers, n);
#endif
}
| @@ -386,6 +386,8 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
+ p->replacement_session_keyring = NULL;
+
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring && | CWE-119 | null | null |
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