Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 4 files:
- net/ipv4/tcp.c, line 3397
- net/ipv4/tcp_input.c, line 4876
- net/ipv4/tcp_ipv4.c, line 2440
- net/ipv4/tcp_output.c, line 4162
Smatch caller information:
net/ipv4/tcp_ipv4.c tcp_v4_destroy_sock() -> tcp_write_queue_purge()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_user_frags.xa_head | 0 |
| PARAM_VALUE | 0 | sk->tcp_retransmit_timer.entry.pprev | 0 |
| PARAM_VALUE | 0 | sk->tcp_retransmit_timer.flags | 0-4194302 |
| PARAM_VALUE | 0 | sk->tcp_retransmit_timer.function | 0 |
| BUF_SIZE | 0 | sk | (-1),16,24,32,40,56,88,96,120,160,248,568,672,1040,1080,1216 |
| BUF_SIZE | 0 | sk | (-1),16,24,32,40,56,88,96,120,160,248,568,672,1040,1080,1216 |
| BUF_SIZE | 0 | sk->__sk_common.skc_net.net | (-1),1-s32max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 0 | sk->sk_prot_creator | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum | 0-126976[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->len | 0-241,4294901762-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum | 0-126976[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->len | 0-241,4294901762-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->truesize | 0-u32max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->truesize | 0-u32max |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_security | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->__sk_common.skc_net.net->ipv4.ra_mutex | |
| HALF_LOCKED2 | 0 | &sk->__sk_common.skc_net.net->mctp.keys_lock | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp.c tcp_disconnect() -> tcp_write_queue_purge()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_peek_off | (-1) |
| PARAM_VALUE | 0 | sk->tcp_retransmit_timer.entry.pprev | 0 |
| PARAM_VALUE | 0 | sk->tcp_retransmit_timer.flags | 0-4194302 |
| PARAM_VALUE | 0 | sk->tcp_retransmit_timer.function | 0 |
| PARAM_VALUE | 0 | *sk->sk_backlog.head->dev->name | 0-255 |
| CAPPED_DATA | 0 | &sk->sk_receive_queue | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->object_size | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_done_with_error() -> tcp_write_queue_purge()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| BUF_SIZE | 0 | sk | (-1),1480 |
| BUF_SIZE | 0 | sk | (-1),1480 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_receive_queue.prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.prev->truesize | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_output.c tcp_connect_init() -> tcp_write_queue_purge()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_net.net | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_dst_cache->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_err | 0 |
| PARAM_VALUE | 0 | sk->sk_userlocks | 2-255 |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 0 | sk->sk_dst_cache | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| UNITS | 0 | sk | unit_byte |
| HALF_LOCKED2 | sk | ||
| HALF_LOCKED2 | 0 | sk |