Defined in 1 files as a function:
Referenced in 7 files:
- net/bridge/br_forward.c, line 99
- net/ipv4/ip_forward.c, line 110
- net/ipv6/ip6_output.c, line 551
- net/ipv6/seg6_local.c, line 890
- net/mpls/af_mpls.c, line 429
- net/mpls/mpls_iptunnel.c, line 62
- net/netfilter/ipvs/ip_vs_xmit.c
Smatch caller information:
net/ipv4/ip_forward.c ip_forward() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 0 | skb->dev->nd_net.net | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| 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->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| 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/mpls/af_mpls.c mpls_forward() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | r skb_share_check |
| 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 | 0-1[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->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 |
| HALF_LOCKED2 | rcu_read |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_nat_send_or_cont() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $1 |
| 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->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 | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| 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->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->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 |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_send_or_cont() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $1 |
| 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 | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| 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->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->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 |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_tunnel_xmit_prepare() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->head | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_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-u32max[c] |
| 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->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->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 |
net/bridge/br_forward.c __br_forward() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | r br_handle_vlan |
| PARAM_COMPARE | 0 | skb | == $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-1[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->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->truesize | 0-u32max[c] |
| 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->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->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 | |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | bh |
net/ipv6/ip6_output.c ip6_forward() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-1[c] |
| HOST_DATA | 0 | skb->len | 0-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->tstamp | 500000002-4294967299794967295[c] |
| 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/ipv6/seg6_local.c input_action_end_dx2() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->ip_summed | 0 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->dev->nd_net.net | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| 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->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| 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->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->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 | |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu_read |
net/mpls/mpls_iptunnel.c mpls_xmit() -> skb_forward_csum()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| 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 | 0-1[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-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->tstamp | 500000002-4294967299794967295[c] |
| 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->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| 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 | |
| LOCK2 | bh | ||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &net->ipv4.mfc_mutex | ||
| HALF_LOCKED2 | &net->ipv6.mfc_mutex | ||
| HALF_LOCKED2 | &sk->sk_callback_lock | ||
| HALF_LOCKED2 | &sk->sk_lock.slock | ||
| HALF_LOCKED2 | sk |