Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 2 files:
Smatch caller information:
net/core/datagram.c __skb_try_recv_datagram() -> __skb_try_recv_from_queue()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | queue | 4096-ptr_max |
| PARAM_VALUE | 2 | off | 835323601777360896,2884922768122908672,3357255753709056000,5066111747255730176,7374506129347215360 |
| PARAM_VALUE | 3 | err | 4707451507285676032 |
| PARAM_VALUE | 3 | *err | 0 |
| PARAM_VALUE | 4 | last | 1683000234782773248,8390376598988767232 |
| CAPPED_DATA | 0 | queue | 1 |
| DATA_SOURCE | 0 | queue | $1 |
| DATA_SOURCE | 1 | flags | $2 |
| DATA_SOURCE | 2 | off | $3 |
| DATA_SOURCE | 4 | last | $5 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | flags | 0-u32max |
| NO_OVERFLOW_SIMPLE | 4 | *last->end | |
| NO_OVERFLOW_SIMPLE | 4 | *last->len | |
| NO_OVERFLOW_SIMPLE | 4 | *last->tail | |
| NO_OVERFLOW_SIMPLE | 4 | *last->truesize | |
| USER_PTR | 4 | (*last).data | |
| LOCK2 | cpu_flags | ||
| LOCK2 | 0 | &queue->lock | |
| HALF_LOCKED2 | &u->iolock | ||
| TYPE_LOCK | (struct sk_buff_head)->lock |
net/ipv4/udp.c __skb_recv_udp() -> __skb_try_recv_from_queue()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | queue | 4096-ptr_max |
| PARAM_VALUE | 0 | queue->lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 2 | off | 440541189119750144,1072234130524315648,2094038260834631680,2588012703291379712,5813781456491683840 |
| PARAM_VALUE | 3 | err | 3422814138696458240,5601492468341166080,7271280938521239552,7624447235968925696,8611919937838280704 |
| PARAM_VALUE | 4 | last | 1035723607442358272 |
| BUF_SIZE | 0 | queue | 96 |
| DATA_SOURCE | 1 | flags | $1 |
| DATA_SOURCE | 2 | off | $2 |
| DATA_SOURCE | 3 | err | $3 |
| BIT_INFO | 1 | flags | 0x0,0x7fffdfff |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | flags | 0-u32max |
| USER_PTR | 4 | (*last).data | |
| LOCK2 | bh | ||
| LOCK2 | 0 | &queue->lock | |
| HALF_LOCKED2 | &transport->recv_mutex | ||
| TYPE_LOCK | (struct sk_buff_head)->lock |
net/ipv4/udp.c __skb_recv_udp() -> __skb_try_recv_from_queue()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | queue | 4096-ptr_max |
| PARAM_VALUE | 0 | queue->lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | queue->prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | flags | 2-u32max |
| PARAM_VALUE | 2 | off | 440541189119750144,1072234130524315648,2094038260834631680,2588012703291379712,5813781456491683840 |
| PARAM_VALUE | 3 | err | 3422814138696458240,5601492468341166080,7271280938521239552,7624447235968925696,8611919937838280704 |
| PARAM_VALUE | 4 | last | 1035723607442358272 |
| BUF_SIZE | 0 | queue | 96 |
| DATA_SOURCE | 1 | flags | $1 |
| DATA_SOURCE | 2 | off | $2 |
| DATA_SOURCE | 3 | err | $3 |
| BIT_INFO | 1 | flags | 0x0,0x7fffdfff |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | flags | 2-u32max |
| USER_PTR | 4 | (*last).data | |
| LOCK2 | &sk_queue->lock | ||
| LOCK2 | bh | ||
| LOCK2 | 0 | &queue->lock | |
| HALF_LOCKED2 | &transport->recv_mutex | ||
| TYPE_LOCK | (struct sk_buff_head)->lock |