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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/ipv4/route.c ip_do_redirect() -> __ip_do_redirect()

Type Parameter Key Value
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->data 4096-ptr_max
PARAM_VALUE 1 skb->dev 4096-ptr_max
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 1 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 1 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 1 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 2 fl4 4338008797665587200
PARAM_VALUE 2 fl4->__fl_common.flowic_dscp 0,4-252
PARAM_VALUE 2 fl4->__fl_common.flowic_flags 0
PARAM_VALUE 2 fl4->__fl_common.flowic_iif 1
PARAM_VALUE 2 fl4->__fl_common.flowic_l3mdev 0
PARAM_VALUE 2 fl4->__fl_common.flowic_multipath_hash 0
PARAM_VALUE 2 fl4->__fl_common.flowic_scope 0,253
PARAM_VALUE 2 fl4->uli.ports.dport 0
PARAM_VALUE 2 fl4->uli.ports.sport 0
PARAM_VALUE 3 kill_route 1
BUF_SIZE 1 skb (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
CAPPED_DATA 1 skb->dev->nd_net.net 1
DATA_SOURCE 1 skb $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 skb->csum 0-4294967040[c]
HOST_DATA 1 skb->csum_offset 0-u16max
HOST_DATA 1 skb->prev->csum_offset 0-u16max
HOST_DATA 1 skb->prev->data_len 0-u32max[c]
HOST_DATA 1 skb->prev->len 1-u32max[c]
HOST_DATA 1 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 1 *skb->data 0-255
USER_DATA 2 fl4->__fl_common.flowic_dscp 0,4-252[c]
USER_DATA 2 fl4->daddr 0-u32max[u]
USER_DATA 2 fl4->saddr 0-u32max[u]
NO_OVERFLOW_SIMPLE 1 skb->data_len
NO_OVERFLOW_SIMPLE 1 skb->dev->group
NO_OVERFLOW_SIMPLE 1 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 1 skb->end
NO_OVERFLOW_SIMPLE 1 skb->len
NO_OVERFLOW_SIMPLE 1 skb->next->end
NO_OVERFLOW_SIMPLE 1 skb->next->len
NO_OVERFLOW_SIMPLE 1 skb->next->tail
NO_OVERFLOW_SIMPLE 1 skb->next->truesize
NO_OVERFLOW_SIMPLE 1 skb->prev->end
NO_OVERFLOW_SIMPLE 1 skb->prev->len
NO_OVERFLOW_SIMPLE 1 skb->prev->tail
NO_OVERFLOW_SIMPLE 1 skb->prev->truesize
NO_OVERFLOW_SIMPLE 1 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 skb->tail
NO_OVERFLOW_SIMPLE 1 skb->truesize
HALF_LOCKED2 &sk->sk_lock.slock
HALF_LOCKED2 &sk->sk_lock.slock

net/ipv4/route.c ipv4_redirect() -> __ip_do_redirect()

Type Parameter Key Value
PARAM_VALUE 0 rt 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->data 4096-ptr_max
PARAM_VALUE 1 skb->dev 4096-ptr_max
PARAM_VALUE 1 skb->dev->ethtool_ops->create_rxfh_context 0,4,1193890977307893760,3411743749688197120,4061224044846587904,4457498795121053696,4492625381564977152,6869898235061968896
PARAM_VALUE 1 skb->dev->ethtool_ops->get_link_ext_state 0,8,1281650680815353856,1471363006793740288,2066653251895574528,8975973974715154432,9149564991109386240
PARAM_VALUE 1 skb->dev->ethtool_ops->get_mm_stats 0,88,181867277093580800,5657799486394183680,5747745173089693696,8861185814274375680
PARAM_VALUE 1 skb->dev->ethtool_ops->modify_rxfh_context 0,5,2274879766485979136,2866542652935299072,4642694651803070464,5251344010917244928,5947095161631043584,7301979924060471296
PARAM_VALUE 1 skb->dev->ethtool_ops->remove_rxfh_context 0,170,106227240452722688,513622018430513152,1648226983112282112,1705969192382881792,5541829826254528512,7874787804778274816
PARAM_VALUE 1 skb->dev->ethtool_ops->rxfh_max_num_contexts 0,2,8,16,33
PARAM_VALUE 1 skb->dev->ethtool_ops->supported_coalesce_params 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 1 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 1 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 1 skb->dev->rtnl_link_ops->priv_size 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max
PARAM_VALUE 2 fl4 13317736350126080
PARAM_VALUE 2 fl4->__fl_common.flowic_dscp 0,4-252
PARAM_VALUE 2 fl4->__fl_common.flowic_flags 0
PARAM_VALUE 2 fl4->__fl_common.flowic_iif 1
PARAM_VALUE 2 fl4->__fl_common.flowic_l3mdev 0
PARAM_VALUE 2 fl4->__fl_common.flowic_multipath_hash 0
PARAM_VALUE 2 fl4->__fl_common.flowic_scope 0
PARAM_VALUE 2 fl4->uli.ports.dport 0
PARAM_VALUE 2 fl4->uli.ports.sport 0
PARAM_VALUE 3 kill_route 0
BUF_SIZE 0 rt (-1)-s32max
BUF_SIZE 0 rt (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
CAPPED_DATA 1 skb->dev 1
CAPPED_DATA 1 skb->dev->nd_net.net 1
DATA_SOURCE 0 rt r __ip_route_output_key
DATA_SOURCE 1 skb $0
NOSPEC 2 fl4->saddr
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 skb->csum 0-4294967040[c]
HOST_DATA 1 skb->csum_offset 0-u16max
HOST_DATA 1 skb->prev->csum_offset 0-u16max
HOST_DATA 1 skb->prev->data_len 0-u32max[c]
HOST_DATA 1 skb->prev->len 1-u32max[c]
HOST_DATA 1 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 1 *skb->data 0-255
USER_DATA 0 rt->rt_gw4 0-u32max[c]
USER_DATA 0 rt->rt_iif s32min-(-1),1-s32max
USER_DATA 2 fl4->__fl_common.flowic_dscp 0,4-252[c]
USER_DATA 2 fl4->saddr 0-u32max
NO_OVERFLOW_SIMPLE 1 skb->data_len
NO_OVERFLOW_SIMPLE 1 skb->dev->group
NO_OVERFLOW_SIMPLE 1 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 1 skb->end
NO_OVERFLOW_SIMPLE 1 skb->len
NO_OVERFLOW_SIMPLE 1 skb->next->data_len
NO_OVERFLOW_SIMPLE 1 skb->next->end
NO_OVERFLOW_SIMPLE 1 skb->next->len
NO_OVERFLOW_SIMPLE 1 skb->next->tail
NO_OVERFLOW_SIMPLE 1 skb->next->truesize
NO_OVERFLOW_SIMPLE 1 skb->prev->end
NO_OVERFLOW_SIMPLE 1 skb->prev->len
NO_OVERFLOW_SIMPLE 1 skb->prev->tail
NO_OVERFLOW_SIMPLE 1 skb->prev->truesize
NO_OVERFLOW_SIMPLE 1 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 skb->tail
NO_OVERFLOW_SIMPLE 1 skb->truesize
HALF_LOCKED2 rcu_read

net/ipv4/route.c ipv4_sk_redirect() -> __ip_do_redirect()

Type Parameter Key Value
PARAM_VALUE 0 rt 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->data 4096-ptr_max
PARAM_VALUE 1 skb->dev 4096-ptr_max
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 1 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 1 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 1 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 2 fl4 296812173255839744
PARAM_VALUE 2 fl4->__fl_common.flowic_dscp 0,4-252
PARAM_VALUE 2 fl4->__fl_common.flowic_flags 0
PARAM_VALUE 2 fl4->__fl_common.flowic_iif 1
PARAM_VALUE 2 fl4->__fl_common.flowic_l3mdev 0
PARAM_VALUE 2 fl4->__fl_common.flowic_multipath_hash 0
PARAM_VALUE 2 fl4->__fl_common.flowic_scope 0,253
PARAM_VALUE 2 fl4->uli.ports.dport 0
PARAM_VALUE 2 fl4->uli.ports.sport 0
PARAM_VALUE 3 kill_route 0
BUF_SIZE 0 rt (-1)-s32max
BUF_SIZE 0 rt (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
CAPPED_DATA 1 skb 1
CAPPED_DATA 1 skb->dev 1
CAPPED_DATA 1 skb->dev->nd_net.net 1
DATA_SOURCE 0 rt r __ip_route_output_key
DATA_SOURCE 1 skb $0
NOSPEC 2 fl4->saddr
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 skb->csum 0-126976[c]
HOST_DATA 1 skb->csum_offset 0-u16max
HOST_DATA 1 skb->prev->csum_offset 0-u16max
HOST_DATA 1 skb->prev->data_len 0-u32max[c]
HOST_DATA 1 skb->prev->len 1-u32max[c]
HOST_DATA 1 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 1 *skb->data 0-255
USER_DATA 0 rt->rt_gw4 0-u32max[c]
USER_DATA 0 rt->rt_iif s32min-(-1),1-s32max
USER_DATA 2 fl4->__fl_common.flowic_dscp 0,4-252[c]
USER_DATA 2 fl4->saddr 0-u32max
NO_OVERFLOW_SIMPLE 1 skb->data_len
NO_OVERFLOW_SIMPLE 1 skb->dev->group
NO_OVERFLOW_SIMPLE 1 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 1 skb->end
NO_OVERFLOW_SIMPLE 1 skb->len
NO_OVERFLOW_SIMPLE 1 skb->next->data_len
NO_OVERFLOW_SIMPLE 1 skb->next->end
NO_OVERFLOW_SIMPLE 1 skb->next->len
NO_OVERFLOW_SIMPLE 1 skb->next->tail
NO_OVERFLOW_SIMPLE 1 skb->next->truesize
NO_OVERFLOW_SIMPLE 1 skb->prev->end
NO_OVERFLOW_SIMPLE 1 skb->prev->len
NO_OVERFLOW_SIMPLE 1 skb->prev->tail
NO_OVERFLOW_SIMPLE 1 skb->prev->truesize
NO_OVERFLOW_SIMPLE 1 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 skb->tail
NO_OVERFLOW_SIMPLE 1 skb->truesize
HALF_LOCKED2 rcu_read