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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/ipv4/udp.c udp_queue_rcv_one_skb() -> __udp_queue_rcv_skb()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_state 0-5,7-255
PARAM_VALUE 0 sk->sk_filter 0
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->_nfct 0
PARAM_VALUE 1 skb->_skb_refdst 0
PARAM_VALUE 1 skb->cb 4096-ptr_max
PARAM_VALUE 1 skb->cb->ipi_ifindex s32min-s32max
PARAM_VALUE 1 skb->cb->ipi_spec_dst.s_addr 0-4294967295
PARAM_VALUE 1 skb->data 4096-ptr_max
PARAM_VALUE 1 skb->dev->ethtool_ops->create_rxfh_context 0-s64max
PARAM_VALUE 1 skb->dev->ethtool_ops->get_link_ext_state 0-s64max
PARAM_VALUE 1 skb->dev->ethtool_ops->get_mm_stats 0-s64max
PARAM_VALUE 1 skb->dev->ethtool_ops->modify_rxfh_context 0-s64max
PARAM_VALUE 1 skb->dev->ethtool_ops->remove_rxfh_context 0-s64max
PARAM_VALUE 1 skb->dev->ethtool_ops->rxfh_max_num_contexts 0-4294967295
PARAM_VALUE 1 skb->dev->ethtool_ops->supported_coalesce_params 0-s64max
PARAM_VALUE 1 skb->dev->ip_ptr 4096-ptr_max
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_default->tb_data->stats->gets 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_default->tb_data->stats->semantic_match_passed 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->kv->bits 1-255
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->kv->key 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->kv->pos 0-254
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->kv->slen 1-255
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->stats->backtrack 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->stats->gets 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->stats->null_node_hit 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->stats->semantic_match_miss 0-4294967295
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fib_main->tb_data->stats->semantic_match_passed 0-4294967295
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 1 skb->extensions 0
PARAM_VALUE 1 skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 1 skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 1 skb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 1 *skb->dev->name 0-255
BUF_SIZE 1 skb (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
CAPPED_DATA 0 sk->__sk_common.skc_net.net 1
CAPPED_DATA 1 skb->data_len 1
CAPPED_DATA 1 skb->dev->nd_net.net 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 1 skb $1
CONSTRAINT 1 skb->data_len <=49
RX_PATH
TASK_NOT_RUNNING
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
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
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->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
UNITS 1 skb unit_byte
HALF_LOCKED2 rcu_read