Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
- drivers/net/wireguard/receive.c, line 470
- drivers/net/wireguard/socket.c
- drivers/net/wireguard/socket.h, line 36
Smatch caller information:
drivers/net/wireguard/socket.c wg_socket_send_buffer_as_reply_to_skb() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 8816560693925875712 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| 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 |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
drivers/net/wireguard/socket.c wg_socket_set_peer_endpoint_from_skb() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 4743237174855712768 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| 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 |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
drivers/net/wireguard/send.c wg_packet_send_handshake_cookie() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 7700846198101237760 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| 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 |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
| NOCHECK_CALL |
drivers/net/wireguard/receive.c wg_packet_consume_data_done() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 2654993225503219712 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->_nfct | 0 |
| PARAM_VALUE | 1 | skb->_skb_refdst | 0 |
| PARAM_VALUE | 1 | skb->active_extensions | 0 |
| PARAM_VALUE | 1 | skb->cb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->csum_level | u64max |
| PARAM_VALUE | 1 | skb->dev | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->headers.alloc_cpu | 0 |
| PARAM_VALUE | 1 | skb->headers.csum | 0 |
| PARAM_VALUE | 1 | skb->headers.csum_complete_sw | 0 |
| PARAM_VALUE | 1 | skb->headers.csum_level | 0 |
| PARAM_VALUE | 1 | skb->headers.csum_not_inet | 0 |
| PARAM_VALUE | 1 | skb->headers.csum_offset | 0 |
| PARAM_VALUE | 1 | skb->headers.csum_start | 0 |
| PARAM_VALUE | 1 | skb->headers.csum_valid | 0 |
| PARAM_VALUE | 1 | skb->headers.decrypted | 0 |
| PARAM_VALUE | 1 | skb->headers.dst_pending_confirm | 0 |
| PARAM_VALUE | 1 | skb->headers.encap_hdr_csum | 0 |
| PARAM_VALUE | 1 | skb->headers.encapsulation | 0 |
| PARAM_VALUE | 1 | skb->headers.from_ingress | 0 |
| PARAM_VALUE | 1 | skb->headers.hash | 0 |
| PARAM_VALUE | 1 | skb->headers.ignore_df | 0 |
| PARAM_VALUE | 1 | skb->headers.inner_ipproto | 0 |
| PARAM_VALUE | 1 | skb->headers.inner_mac_header | 0 |
| PARAM_VALUE | 1 | skb->headers.inner_network_header | 0 |
| PARAM_VALUE | 1 | skb->headers.inner_protocol | 0 |
| PARAM_VALUE | 1 | skb->headers.inner_protocol_type | 0 |
| PARAM_VALUE | 1 | skb->headers.inner_transport_header | 0 |
| PARAM_VALUE | 1 | skb->headers.ip_summed | 0 |
| PARAM_VALUE | 1 | skb->headers.ipvs_property | 0 |
| PARAM_VALUE | 1 | skb->headers.kcov_handle.val | 0 |
| PARAM_VALUE | 1 | skb->headers.l4_hash | 0 |
| PARAM_VALUE | 1 | skb->headers.mac_header | 0 |
| PARAM_VALUE | 1 | skb->headers.mark | 0 |
| PARAM_VALUE | 1 | skb->headers.napi_id | 0 |
| PARAM_VALUE | 1 | skb->headers.ndisc_nodetype | 0 |
| PARAM_VALUE | 1 | skb->headers.network_header | 0 |
| PARAM_VALUE | 1 | skb->headers.nf_skip_egress | 0 |
| PARAM_VALUE | 1 | skb->headers.nf_trace | 0 |
| PARAM_VALUE | 1 | skb->headers.no_fcs | 0 |
| PARAM_VALUE | 1 | skb->headers.offload_fwd_mark | 0 |
| PARAM_VALUE | 1 | skb->headers.offload_l3_fwd_mark | 0 |
| PARAM_VALUE | 1 | skb->headers.ooo_okay | 0 |
| PARAM_VALUE | 1 | skb->headers.pkt_type | 0 |
| PARAM_VALUE | 1 | skb->headers.priority | 0 |
| PARAM_VALUE | 1 | skb->headers.protocol | 0 |
| PARAM_VALUE | 1 | skb->headers.redirected | 0 |
| PARAM_VALUE | 1 | skb->headers.remcsum_offload | 0 |
| PARAM_VALUE | 1 | skb->headers.reserved_tailroom | 0 |
| PARAM_VALUE | 1 | skb->headers.secmark | 0 |
| PARAM_VALUE | 1 | skb->headers.sender_cpu | 0 |
| PARAM_VALUE | 1 | skb->headers.skb_iif | 0 |
| PARAM_VALUE | 1 | skb->headers.slow_gro | 0 |
| PARAM_VALUE | 1 | skb->headers.sw_hash | 0 |
| PARAM_VALUE | 1 | skb->headers.tc_at_ingress | 0 |
| PARAM_VALUE | 1 | skb->headers.tc_depth | 0 |
| PARAM_VALUE | 1 | skb->headers.tc_index | 0 |
| PARAM_VALUE | 1 | skb->headers.tc_skip_classify | 0 |
| PARAM_VALUE | 1 | skb->headers.transport_header | 0 |
| PARAM_VALUE | 1 | skb->headers.tstamp_type | 0 |
| PARAM_VALUE | 1 | skb->headers.unreadable | 0 |
| PARAM_VALUE | 1 | skb->headers.vlan_all | 0 |
| PARAM_VALUE | 1 | skb->headers.vlan_proto | 0 |
| PARAM_VALUE | 1 | skb->headers.vlan_tci | 0 |
| PARAM_VALUE | 1 | skb->headers.wifi_acked | 0 |
| PARAM_VALUE | 1 | skb->headers.wifi_acked_valid | 0 |
| PARAM_VALUE | 1 | skb->ignore_df | 0 |
| PARAM_VALUE | 1 | skb->ip_summed | 1 |
| PARAM_VALUE | 1 | skb->ipvs_property | 0 |
| PARAM_VALUE | 1 | skb->len | 20-u32max |
| PARAM_VALUE | 1 | skb->mac_len | 0 |
| PARAM_VALUE | 1 | skb->mark | 0 |
| PARAM_VALUE | 1 | skb->nf_trace | 0 |
| PARAM_VALUE | 1 | skb->offload_fwd_mark | 0 |
| PARAM_VALUE | 1 | skb->offload_l3_fwd_mark | 0 |
| PARAM_VALUE | 1 | skb->peeked | 0 |
| PARAM_VALUE | 1 | skb->pkt_type | 0 |
| PARAM_VALUE | 1 | skb->protocol | 2048,34525 |
| PARAM_VALUE | 1 | skb->queue_mapping | 0 |
| PARAM_VALUE | 1 | skb->redirected | 0 |
| PARAM_VALUE | 1 | skb->skb_iif | 0 |
| PARAM_VALUE | 1 | skb->skb_mstamp_ns | 0 |
| PARAM_VALUE | 1 | skb->tc_index | 0 |
| PARAM_VALUE | 1 | skb->tstamp | 0 |
| DATA_SOURCE | 1 | skb | $1 |
| BIT_INFO | 1 | skb->protocol | 0x0,0x8edd |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu_read |
drivers/net/wireguard/receive.c wg_packet_receive() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 8171696849891307520 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->_nfct | 0 |
| PARAM_VALUE | 1 | skb->csum_complete_sw | 1 |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 1 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 1 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 1 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 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 | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 1 | skb->extensions | 0 |
| PARAM_VALUE | 1 | skb->next | 0 |
| PARAM_VALUE | 1 | skb->protocol | 2048,34525 |
| PARAM_VALUE | 1 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 1 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| 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->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 1 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | *skb->dev->name | 0-255 |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| CAPPED_DATA | 1 | skb->dev->nd_net.net | 1 |
| CAPPED_DATA | 1 | skb->protocol | 1 |
| DATA_SOURCE | 1 | skb | $1 |
| CONSTRAINT | 1 | skb->data_len | <=49 |
| 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 |
| 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->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 | |
| UNITS | 1 | skb | unit_byte |
drivers/net/wireguard/receive.c wg_packet_rx_poll() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 7374148853654986752 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->cb | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu_read |
drivers/net/wireguard/receive.c wg_receive_handshake_packet() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 8551429919919046656 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
| NOCHECK_CALL |
drivers/net/wireguard/receive.c wg_receive_handshake_packet() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 8551429919919046656 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
| NOCHECK_CALL |
drivers/net/wireguard/receive.c wg_receive_handshake_packet() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 8551429919919046656 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
| NOCHECK_CALL |
drivers/net/wireguard/receive.c wg_receive_handshake_packet() -> wg_socket_endpoint_from_skb()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | endpoint | 8551429919919046656 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| BUF_SIZE | 1 | skb | 1-s32max |
| BUF_SIZE | 1 | skb | 1-s32max |
| DATA_SOURCE | 1 | skb | $1 |
| NOCHECK_CALL |