Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
net/ipv4/tcp_output.c tcp_mtu_probe() -> __pskb_trim_head()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->cb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->len | 1-u32max |
| PARAM_VALUE | 0 | skb->prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | len | s32min-(-2),0-s32max |
| CAPPED_DATA | 1 | len | 1 |
| CONSTRAINT | 1 | len | <49 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | len | unit_byte |
| HALF_LOCKED2 | &sk->sk_callback_lock | ||
| HALF_LOCKED2 | &sk->sk_lock.slock | ||
| HALF_LOCKED2 | sk |
net/ipv4/tcp_output.c tcp_trim_head() -> __pskb_trim_head()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->cb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 9149257602806276096 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4570881757937598464 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 8455145027589103616 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| DATA_SOURCE | 0 | skb | $1 |
| DATA_SOURCE | 1 | len | $2 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | len | unit_byte |
| HALF_LOCKED2 | &sk->sk_lock.slock | ||
| HALF_LOCKED2 | sk |