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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/ipv4/route.c inet_rtm_getroute() -> ip_route_input_rcu()

Type Parameter Key Value
PARAM_VALUE 0 skb 4096-ptr_max
PARAM_VALUE 0 skb->data_len 0
PARAM_VALUE 0 skb->dev 4096-ptr_max
PARAM_VALUE 0 skb->protocol 2048
PARAM_VALUE 3 dscp 0,4-252
PARAM_VALUE 4 dev 4096-ptr_max
PARAM_VALUE 5 res 8909405672440926208
PARAM_VALUE 5 res->dscp 0
PARAM_VALUE 5 res->fa_head 0
PARAM_VALUE 5 res->fi 0
PARAM_VALUE 5 res->nh_sel 0
PARAM_VALUE 5 res->nhc 0
PARAM_VALUE 5 res->prefix 0
PARAM_VALUE 5 res->prefixlen 0
PARAM_VALUE 5 res->scope 0
PARAM_VALUE 5 res->table 0
PARAM_VALUE 5 res->tclassid 0
PARAM_VALUE 5 res->type 0
BUF_SIZE 0 skb 3776
BUF_SIZE 0 skb 3776
CAPPED_DATA 0 skb->dev->ifindex 1
CAPPED_DATA 4 dev->ifindex 1
DATA_SOURCE 0 skb r inet_rtm_getroute_build_skb
DATA_SOURCE 1 daddr r nla_get_in_addr_default
DATA_SOURCE 2 saddr r nla_get_in_addr_default
DATA_SOURCE 3 dscp r inet_dsfield_to_dscp
DATA_SOURCE 4 dev r dev_get_by_index_rcu
BIT_INFO 0 skb->mark 0x0,0x7fffffff
RX_PATH
TASK_NOT_RUNNING
USER_DATA 3 dscp 0,4-252[c]
LOCK2 rcu_read
HALF_LOCKED2 &net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2 global &audit_cmd_mutex.lock
HALF_LOCKED2 global &cb_lock
HALF_LOCKED2 global &crypto_cfg_mutex
HALF_LOCKED2 global &hwsim_phys_lock
HALF_LOCKED2 global &rtnl_mutex
HALF_LOCKED2 global &rx_queue_mutex

net/ipv4/route.c ip_route_input_noref() -> ip_route_input_rcu()

Type Parameter Key Value
PARAM_VALUE 0 skb 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
PARAM_VALUE 0 *skb->dev->name 0-255
PARAM_VALUE 3 dscp 0,4-252
PARAM_VALUE 4 dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 4 dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 4 dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 4 dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 4 dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 4 dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 4 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 5 res 1393448695251062784
BUF_SIZE 0 skb (-1)-s32max
BUF_SIZE 0 skb (-1)-s32max
CAPPED_DATA 0 skb 1
DATA_SOURCE 0 skb $0
DATA_SOURCE 1 daddr $1
DATA_SOURCE 2 saddr $2
DATA_SOURCE 3 dscp $3
DATA_SOURCE 4 dev $4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 skb->csum 0-4294967040[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->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->extensions
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
NO_OVERFLOW_SIMPLE 4 dev->group
NO_OVERFLOW_SIMPLE 4 dev->num_tc
NO_OVERFLOW_SIMPLE 4 dev->proto_down
NO_OVERFLOW_SIMPLE 4 dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 4 dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 4 dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 4 dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 4 dev->tx_queue_len
UNITS 0 skb unit_byte
UNITS 1 daddr unit_byte
UNITS 2 saddr unit_byte
UNITS 4 dev unit_byte
LOCK2 rcu_read
HALF_LOCKED2 &qp->q.lock
HALF_LOCKED2 bh