Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
net/ipv6/ip6_input.c ip6_input_finish() -> skb_clear_delivery_time()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 0,4096-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 | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| 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 | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu_read |
net/packet/af_packet.c packet_rcv() -> skb_clear_delivery_time()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->_nfct | 0 |
| PARAM_VALUE | 0 | skb->_skb_refdst | 0 |
| PARAM_VALUE | 0 | skb->cb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->destructor | 3826643865618239488 |
| PARAM_VALUE | 0 | skb->dev | 0 |
| PARAM_VALUE | 0 | skb->sk | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->sk->sk_backlog.rmem_alloc.counter | s32min-2147483646 |
| PARAM_VALUE | 0 | skb->sk->sk_filter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | skb->sk->sk_rcvbuf | (-2147483647)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 [m] |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->truesize | 0-s32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| LOCK2 | &sk->sk_receive_queue.lock | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct sk_buff_head)->lock |
net/packet/af_packet.c tpacket_rcv() -> skb_clear_delivery_time()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->destructor | 3826643865618239488 |
| 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 | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| 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 | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->pkt_type | 0-4,6-7 |
| PARAM_VALUE | 0 | skb->sk | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->sk->sk_backlog.rmem_alloc.counter | s32min-2147483646 |
| PARAM_VALUE | 0 | skb->sk->sk_filter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | skb->sk->sk_rcvbuf | (-2147483647)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->truesize | 0-s32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | *skb->data | 0-255 |
| UNITS | 0 | skb | unit_byte |
| LOCK2 | &sk->sk_receive_queue.lock | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct sk_buff_head)->lock |
net/ipv4/ip_input.c ip_local_deliver_finish() -> skb_clear_delivery_time()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 0,4096-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 | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| 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 | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu_read |