Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
net/ipv6/datagram.c ip6_datagram_send_ctl() -> __sock_cmsg_send()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 1 | cmsg | 4096-ptr_max |
| PARAM_VALUE | 1 | cmsg->cmsg_len | 16-u64max |
| PARAM_VALUE | 1 | cmsg->cmsg_level | 1 |
| PARAM_VALUE | 2 | sockc | 913069565419700224,2189001213010419712,4941898643751067648,5497335225115070464,6612724922240475136,9175465522676625408 |
| BUF_SIZE | 1 | cmsg | (-1)-0,16,24,36-s32max |
| BUF_SIZE | 1 | cmsg | (-1)-0,16,24,36-s32max |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 1 | cmsg->cmsg_len | 1 |
| DATA_SOURCE | 0 | sk | $1 |
| NOSPEC | 1 | cmsg->cmsg_len | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | cmsg->cmsg_len | 16-s32max[c] |
| USER_DATA | 1 | cmsg->cmsg_type | s32min-s32max |
| USER_DATA | 2 | sockc->dmabuf_id | 0-u32max |
| USER_DATA | 2 | sockc->mark | 0-u32max |
| USER_DATA | 2 | sockc->priority | 0-u32max |
| USER_DATA | 2 | sockc->transmit_time | 0-9223372036854775807 |
| USER_DATA | 2 | sockc->ts_opt_id | 0-u32max |
| USER_DATA | 2 | sockc->tsflags | 0-u32max[c][u] |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| 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->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->data_len | |
| UNITS | 0 | sk | unit_byte |
| USER_PTR | 1 | cmsg | |
| HALF_LOCKED2 | 0 | sk |
net/ipv4/ip_sockglue.c ip_cmsg_send() -> __sock_cmsg_send()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk->__sk_common.skc_state | 1 |
| PARAM_VALUE | 1 | cmsg | 4096-ptr_max |
| PARAM_VALUE | 1 | cmsg->cmsg_len | 16-u64max |
| PARAM_VALUE | 1 | cmsg->cmsg_level | 1 |
| PARAM_VALUE | 2 | sockc | 220240098717503488,1423554224653365248,8093818204654346240 |
| BUF_SIZE | 1 | cmsg | (-1)-0,16,24,36-s32max |
| BUF_SIZE | 1 | cmsg | (-1)-0,16,24,36-s32max |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 1 | cmsg->cmsg_len | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | cmsg->cmsg_len | 16-s32max[c] |
| USER_DATA | 1 | cmsg->cmsg_type | s32min-s32max |
| USER_DATA | 2 | sockc->dmabuf_id | 0-u32max |
| USER_DATA | 2 | sockc->mark | 0-u32max |
| USER_DATA | 2 | sockc->priority | 0-u32max |
| USER_DATA | 2 | sockc->transmit_time | 0-9223372036854775807 |
| USER_DATA | 2 | sockc->ts_opt_id | 0-u32max |
| USER_DATA | 2 | sockc->tsflags | 0-u32max[c][u] |
| 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->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->prev->data_len | |
| UNITS | 0 | sk | unit_byte |
| USER_PTR | 1 | cmsg |
net/core/sock.c sock_cmsg_send() -> __sock_cmsg_send()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 1 | cmsg | 4096-ptr_max |
| PARAM_VALUE | 1 | cmsg->cmsg_len | 16-u64max |
| PARAM_VALUE | 1 | cmsg->cmsg_level | 1 |
| PARAM_VALUE | 2 | sockc | 325024513322582016,2007998961182048256,2028865319573905408,3148177575769989120,4732871205469659136,5569145794011197440,5798240594105733120 |
| BUF_SIZE | 1 | cmsg | (-1)-0,16,24,36-s32max |
| BUF_SIZE | 1 | cmsg | (-1)-0,16,24,36-s32max |
| CAPPED_DATA | 1 | cmsg->cmsg_len | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 2 | sockc | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | cmsg->cmsg_len | 16-s32max[c] |
| USER_DATA | 1 | cmsg->cmsg_type | s32min-s32max |
| USER_DATA | 2 | sockc->dmabuf_id | 0-u32max |
| USER_DATA | 2 | sockc->mark | 0-u32max |
| USER_DATA | 2 | sockc->priority | 0-u32max |
| USER_DATA | 2 | sockc->transmit_time | 0-9223372036854775807 |
| USER_DATA | 2 | sockc->ts_opt_id | 0-u32max |
| USER_DATA | 2 | sockc->tsflags | 0-u32max[c][u] |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.len | |
| UNITS | 0 | sk | unit_byte |
| USER_PTR | 1 | cmsg | |
| HALF_LOCKED2 | &po->pg_vec_lock | ||
| HALF_LOCKED2 | rcu_read |