Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
net/packet/af_packet.c packet_sendmsg_spkt() -> dev_validate_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->flags | 1-u32max |
| BUF_SIZE | 1 | ll_header | 1-s32max |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | dev | r dev_get_by_name_rcu |
| DATA_SOURCE | 2 | len | $2 |
| BIT_INFO | 0 | dev->flags | 0x1,0xffffffffffffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 2 | len | 1-s32max[c] |
| UNITS | 1 | ll_header | unit_byte |
| UNITS | 2 | len | unit_byte |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | sk |
net/packet/af_packet.c packet_snd() -> dev_validate_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->flags | 1-u32max |
| PARAM_VALUE | 0 | dev->header_ops->create | 0,4096-ptr_max |
| PARAM_VALUE | 0 | dev->refcnt_tracker.list.next | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->refcnt_tracker.list.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->refcnt_tracker.list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->rtnl_link_ops->priv_size | 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736 |
| BUF_SIZE | 1 | ll_header | 1-s32max |
| DATA_SOURCE | 2 | len | $2 [m] |
| BIT_INFO | 0 | dev->flags | 0x1,0xffffffffffffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 2 | len | 1-s32max[c] |
| UNITS | 1 | ll_header | unit_byte |
| UNITS | 2 | len | unit_byte |
| HALF_LOCKED2 | &vq->mutex |
net/packet/af_packet.c tpacket_fill_skb() -> dev_validate_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->flags | 1-u32max |
| PARAM_VALUE | 0 | dev->refcnt_tracker.list.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->refcnt_tracker.list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 2 | len | 0-u16max |
| BUF_SIZE | 1 | ll_header | 1-s32max |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | dev | $3 |
| BIT_INFO | 0 | dev->flags | 0x1,0xffffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 2 | len | 2-u16max[c] |
| UNITS | 1 | ll_header | unit_byte |
| UNITS | 2 | len | unit_byte |
| LOCK2 | &po->pg_vec_lock | ||
| HALF_LOCKED2 | &vq->mutex | ||
| HALF_LOCKED2 | sk | ||
| TYPE_LOCK | (struct packet_sock)->pg_vec_lock |