batadv_reroute_unicast_packet identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

net/batman-adv/routing.c, line 781

Defined in 1 files as a function:

net/batman-adv/routing.c, line 796 (as a function)

Referenced in 1 files:

net/batman-adv/routing.c
- line 872
- line 918

Smatch caller information:

net/batman-adv/routing.c batadv_check_unicast_ttvn() -> batadv_reroute_unicast_packet()

Type	Parameter	Key	Value
PARAM_VALUE	0	bat_priv	4096-ptr_max
PARAM_VALUE	0	bat_priv->tt.local_hash	4096-ptr_max
PARAM_VALUE	1	skb	4096-ptr_max
PARAM_VALUE	1	skb->data->version	15
PARAM_VALUE	1	skb->dev->ip6_ptr->dead	s32min-s32max
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_gq_running	0-255
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_maxdelay	0-s64max
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_qri	0-s64max
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_qrv	0-255
PARAM_VALUE	1	skb->dev->ip6_ptr->ra_mtu	0-4294967295
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->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb->mac_len	14
PARAM_VALUE	1	skb->next->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb->next->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb->next->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->refcnt_tracker.dead	1
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_bpf_storage->owner_refcnt.refs.counter	s32min-s32max
PARAM_VALUE	1	skb->sk->sk_callback_lock.owner	(-1)
PARAM_VALUE	1	skb->sk->sk_callback_lock.owner_cpu	4294967295
PARAM_VALUE	1	skb->sk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	1	skb->sk->sk_owner->refcnt.counter	0-s32max
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->sk->sk_prot_creator->owner->refcnt.counter	0-s32max
PARAM_VALUE	3	dst_addr	4096-u32max
PARAM_VALUE	4	vid	0,32769-36863
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	2	unicast_packet	1-s32max
BUF_SIZE	2	unicast_packet	1-s32max
BUF_SIZE	3	dst_addr	6
CAPPED_DATA	4	vid	1
DATA_SOURCE	0	bat_priv	$0
DATA_SOURCE	1	skb	$1
DATA_SOURCE	4	vid	r batadv_get_vid
MEM_ZERO	1	skb->cb
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum	0-126976[c]
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->len	0-u32max[c]
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->data	0-255
USER_DATA	2	unicast_packet->packet_type	0-255[u]
USER_DATA	2	unicast_packet->ttl	0-255[u]
USER_DATA	2	unicast_packet->ttvn	0-255[u]
USER_DATA	2	unicast_packet->version	0-255[u]
USER_DATA	3	*dst_addr	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->proto_down
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->extensions
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->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	2	unicast_packet	unit_byte
USER_PTR	2	unicast_packet
USER_PTR	3	dst_addr
HALF_LOCKED2		rcu_read

net/batman-adv/routing.c batadv_check_unicast_ttvn() -> batadv_reroute_unicast_packet()

Type	Parameter	Key	Value
PARAM_VALUE	0	bat_priv	4096-ptr_max
PARAM_VALUE	0	bat_priv->tt.local_hash	0,4096-ptr_max
PARAM_VALUE	1	skb	4096-ptr_max
PARAM_VALUE	1	skb->data	4096-ptr_max
PARAM_VALUE	1	skb->data->version	15
PARAM_VALUE	1	skb->dev->ip6_ptr->dead	s32min-s32max
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_gq_running	0-255
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_maxdelay	0-s64max
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_qri	0-s64max
PARAM_VALUE	1	skb->dev->ip6_ptr->mc_qrv	0-255
PARAM_VALUE	1	skb->dev->ip6_ptr->ra_mtu	0-4294967295
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->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb->mac_len	14
PARAM_VALUE	1	skb->next->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb->next->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb->next->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->refcnt_tracker.dead	1
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_bpf_storage->owner_refcnt.refs.counter	s32min-s32max
PARAM_VALUE	1	skb->sk->sk_callback_lock.owner	(-1)
PARAM_VALUE	1	skb->sk->sk_callback_lock.owner_cpu	4294967295
PARAM_VALUE	1	skb->sk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	1	skb->sk->sk_owner->refcnt.counter	0-s32max
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->sk->sk_prot_creator->owner->refcnt.counter	0-s32max
PARAM_VALUE	2	unicast_packet	4096-ptr_max
PARAM_VALUE	3	dst_addr	4096-u32max
PARAM_VALUE	4	vid	0,32769-36863
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	2	unicast_packet	1-s32max
BUF_SIZE	2	unicast_packet	1-s32max
BUF_SIZE	3	dst_addr	6
CAPPED_DATA	4	vid	1
DATA_SOURCE	0	bat_priv	$0
DATA_SOURCE	1	skb	$1
DATA_SOURCE	4	vid	r batadv_get_vid
MEM_ZERO	1	skb->cb
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum	0-126976[c]
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->len	0-u32max[c]
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->data	0-255
USER_DATA	2	unicast_packet->packet_type	0-255[u]
USER_DATA	2	unicast_packet->ttl	0-255[u]
USER_DATA	2	unicast_packet->ttvn	0-255[u]
USER_DATA	2	unicast_packet->version	0-255[u]
USER_DATA	3	*dst_addr	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->proto_down
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->extensions
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->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	2	unicast_packet	unit_byte
USER_PTR	2	unicast_packet
USER_PTR	3	dst_addr
HALF_LOCKED2		rcu_read