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Defined in 2 files as a function:

Referenced in 2 files:

Smatch caller information:

net/netfilter/nf_conntrack_proto_tcp.c nf_conntrack_tcp_packet() -> tcp_in_window()

Type Parameter Key Value
PARAM_VALUE 0 seq 4096-ptr_max
PARAM_VALUE 0 seq->lock.rlock.dep_map->name 0-255
PARAM_VALUE 1 end_seq 0-1
PARAM_VALUE 2 s_win 0-5
PARAM_VALUE 3 e_win 4096-ptr_max
PARAM_VALUE 3 e_win->csum_complete_sw 1
PARAM_VALUE 3 e_win->dev->ethtool_ops->get_link_ext_state 0-s64max
PARAM_VALUE 3 e_win->dev->ethtool_ops->get_mm_stats 0-s64max
PARAM_VALUE 3 e_win->dev->ethtool_ops->rxfh_max_num_contexts 0-4294967295
PARAM_VALUE 3 e_win->dev->ethtool_ops->supported_coalesce_params 0-4294967295
PARAM_VALUE 3 e_win->dev->ip6_ptr->mc_query_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 3 e_win->dev->ip6_ptr->mc_query_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 3 e_win->dev->ip6_ptr->mc_query_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 e_win->dev->ip6_ptr->mc_report_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 3 e_win->dev->ip6_ptr->mc_report_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 3 e_win->dev->ip6_ptr->mc_report_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 e_win->dev->ip6_ptr->stats.proc_dir_entry 0,4806605944481423360
PARAM_VALUE 3 e_win->dev->linkwatch_dev_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 3 e_win->dev->linkwatch_dev_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 3 e_win->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 3 e_win->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 3 e_win->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 3 e_win->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 3 e_win->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 3 e_win->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 3 e_win->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 3 e_win->next->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 3 e_win->next->sk->ns_tracker->dead 0-1
PARAM_VALUE 3 e_win->next->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->next->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 3 e_win->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 3 e_win->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 e_win->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 3 e_win->sk->ns_tracker->dead 0-1
PARAM_VALUE 3 e_win->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 3 e_win->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 e_win->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 *e_win->dev->name 0-255
PARAM_VALUE 4 dataoff 1-s32max
PARAM_VALUE 5 tcph 4096-ptr_max
PARAM_VALUE 5 tcph->doff 5-15
PARAM_VALUE 6 log 6063591627427061760
PARAM_VALUE 6 log->type 0
PARAM_VALUE 6 log->value 0
BUF_SIZE 3 e_win (-1)-s32max
BUF_SIZE 3 e_win (-1)-s32max
BUF_SIZE 5 tcph (-1),20
BUF_SIZE 5 tcph (-1),20
CAPPED_DATA 0 seq->ct_net.net 1
CAPPED_DATA 1 end_seq 1
CAPPED_DATA 4 dataoff 1
DATA_SOURCE 0 seq $0
DATA_SOURCE 2 s_win r get_conntrack_index
DATA_SOURCE 3 e_win $1
DATA_SOURCE 4 dataoff $2
DATA_SOURCE 5 tcph r skb_header_pointer
FUZZY_MAX 1 end_seq 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 3 e_win->csum 0-126976[c]
HOST_DATA 3 e_win->csum_offset 0-u16max
HOST_DATA 3 e_win->data_len 0-u32max[c]
HOST_DATA 3 e_win->inner_protocol 1-255
HOST_DATA 3 e_win->len 0-u32max[c]
HOST_DATA 3 e_win->prev->csum_offset 0-u16max
HOST_DATA 3 e_win->prev->data_len 0-u32max[c]
HOST_DATA 3 e_win->prev->len 1-u32max[c]
HOST_DATA 3 e_win->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 e_win->protocol 1-255
HOST_DATA 3 e_win->truesize 0-u32max
HOST_DATA 3 e_win->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 e_win->users.refs.counter s32min-0,2-s32max
HOST_DATA 3 *e_win->data 0-255
NO_OVERFLOW_SIMPLE 3 e_win->data_len
NO_OVERFLOW_SIMPLE 3 e_win->dev->group
NO_OVERFLOW_SIMPLE 3 e_win->dev->num_tc
NO_OVERFLOW_SIMPLE 3 e_win->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 3 e_win->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 3 e_win->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 3 e_win->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 3 e_win->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 3 e_win->end
NO_OVERFLOW_SIMPLE 3 e_win->extensions
NO_OVERFLOW_SIMPLE 3 e_win->len
NO_OVERFLOW_SIMPLE 3 e_win->next->end
NO_OVERFLOW_SIMPLE 3 e_win->next->len
NO_OVERFLOW_SIMPLE 3 e_win->prev->end
NO_OVERFLOW_SIMPLE 3 e_win->prev->len
NO_OVERFLOW_SIMPLE 3 e_win->prev->tail
NO_OVERFLOW_SIMPLE 3 e_win->prev->truesize
NO_OVERFLOW_SIMPLE 3 e_win->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 3 e_win->tail
NO_OVERFLOW_SIMPLE 3 e_win->truesize
UNITS 3 e_win unit_byte
UNITS 4 dataoff unit_byte
LOCK2 bh
LOCK2 0 &seq->lock
TYPE_LOCK (struct nf_conn)->lock

net/ipv4/tcp_minisocks.c tcp_check_req() -> tcp_in_window()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
UNITS 0 seq unit_byte
UNITS 1 end_seq unit_byte
UNITS 2 s_win unit_byte
UNITS 3 e_win unit_byte

net/ipv4/tcp_minisocks.c tcp_timewait_state_process() -> tcp_in_window()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
UNITS 0 seq unit_byte
UNITS 1 end_seq unit_byte
UNITS 2 s_win unit_byte
UNITS 3 e_win unit_byte