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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/sched/cls_api.c tc_ctl_chain() -> tfilter_notify_chain()

Type Parameter Key Value
PARAM_VALUE 1 oskb 4096-ptr_max
PARAM_VALUE 1 oskb->data 4096-ptr_max
PARAM_VALUE 1 oskb->data->nlmsg_flags 1-u16max
PARAM_VALUE 1 oskb->data->nlmsg_len 16-4294967295
PARAM_VALUE 1 oskb->data->nlmsg_type 16-u16max
PARAM_VALUE 1 oskb->destructor 0,172217845709488128
PARAM_VALUE 1 oskb->hdr_len 0
PARAM_VALUE 1 oskb->head_frag 0
PARAM_VALUE 1 oskb->len 16-u32max
PARAM_VALUE 1 oskb->nohdr 0
PARAM_VALUE 1 oskb->sk 0,4096-ptr_max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->gen->s.len 0-s32max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 1 oskb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 1 oskb->sk->ns_tracker->dead 0-1
PARAM_VALUE 1 oskb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 1 oskb->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_protocol 0,2,4-6,10,12,16
PARAM_VALUE 2 block 4096-ptr_max
PARAM_VALUE 2 block->index 0
PARAM_VALUE 2 block->lock.dep_map->name 0-255
PARAM_VALUE 2 block->lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 2 block->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 2 block->lock.osq.tail.counter 0-s32max
PARAM_VALUE 2 block->lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 3 q 0,4096-ptr_max
PARAM_VALUE 3 q->flags 1-4294967295
PARAM_VALUE 3 q->refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 5 n 4096-ptr_max
PARAM_VALUE 5 n->nlmsg_flags 1-u16max
PARAM_VALUE 5 n->nlmsg_len 36-u32max
PARAM_VALUE 5 n->nlmsg_type 101
PARAM_VALUE 6 chain 4096-ptr_max
PARAM_VALUE 6 chain->block->cb_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 6 chain->block->cb_lock.first_waiter->type 0-1
PARAM_VALUE 6 chain->filter_chain->chain->block->cb_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 6 chain->filter_chain->chain->block->cb_lock.first_waiter->type 0-1
PARAM_VALUE 6 chain->index 0-268435455
PARAM_VALUE 6 chain->tmplt_ops->bind_class 0,253638916652470272,389398395680960512,497355655962103808,2439914788663349248,3760973667801829376,3944557461585240064,7271150556157632512
PARAM_VALUE 6 chain->tmplt_ops->change 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->classify 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->delete 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->delete_empty 0,750285114719432704
PARAM_VALUE 6 chain->tmplt_ops->destroy 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->dump 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->flags 0-1
PARAM_VALUE 6 chain->tmplt_ops->get 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->get_exts 0,564523576748855296
PARAM_VALUE 6 chain->tmplt_ops->hw_add 0,8627320705720037376
PARAM_VALUE 6 chain->tmplt_ops->hw_del 0,5634209399654346752
PARAM_VALUE 6 chain->tmplt_ops->init 4096-ptr_max
PARAM_VALUE 6 chain->tmplt_ops->owner 0
PARAM_VALUE 6 chain->tmplt_ops->put 0,4015827899862691840
PARAM_VALUE 6 chain->tmplt_ops->reoffload 0,631035440261332992,2894995858785198080,6092317856774164480,6534152950415466496
PARAM_VALUE 6 chain->tmplt_ops->terse_dump 0,1538323412491280384
PARAM_VALUE 6 chain->tmplt_ops->tmplt_create 0,1299436987590848512
PARAM_VALUE 6 chain->tmplt_ops->tmplt_destroy 0,4130920257218207744
PARAM_VALUE 6 chain->tmplt_ops->tmplt_dump 0,1951777138979201024
PARAM_VALUE 6 chain->tmplt_ops->tmplt_reoffload 0,7461728144049897472
PARAM_VALUE 6 chain->tmplt_ops->walk 4096-ptr_max
PARAM_VALUE 7 event 45
PARAM_VALUE 8 extack 4971238048455385088
PARAM_VALUE 8 extack->_msg 0
PARAM_VALUE 8 extack->bad_attr 0
PARAM_VALUE 8 extack->miss_nest 0
PARAM_VALUE 8 extack->miss_type 0
PARAM_VALUE 8 extack->policy 0
BUF_SIZE 1 oskb (-1)-s32max
BUF_SIZE 1 oskb (-1)-s32max
BUF_SIZE 5 n 1-s32max
BUF_SIZE 5 n 1-s32max
CAPPED_DATA 1 oskb 1
CAPPED_DATA 1 oskb->sk->__sk_common.skc_net.net 1
CAPPED_DATA 2 &block->lock 1
CAPPED_DATA 5 n->nlmsg_len 1
CAPPED_DATA 6 chain->index 1
DATA_SOURCE 1 oskb $0
DATA_SOURCE 2 block r tcf_block_find
DATA_SOURCE 5 n $1
DATA_SOURCE 6 chain r tcf_chain_lookup
DATA_SOURCE 8 extack $2
FUZZY_MAX 1 oskb->data->nlmsg_len 16
FUZZY_MAX 1 oskb->data->nlmsg_type 16
STR_LEN 1 oskb->sk (-1)
CONSTRAINT 5 n <=49
BIT_INFO 5 n->nlmsg_flags 0x1,0xffffffffffffffff
NOSPEC 5 n->nlmsg_len
MEM_ZERO 8 extack
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 4 parent 0-u32max
USER_DATA 5 n->nlmsg_flags 1-u16max[u]
USER_DATA 5 n->nlmsg_len 36-s32max[c]
USER_DATA 5 n->nlmsg_pid 0-u32max[u]
USER_DATA 5 n->nlmsg_seq 0-u32max[u]
USER_DATA 5 n->nlmsg_type 101[u]
NO_OVERFLOW_SIMPLE 1 oskb->end
NO_OVERFLOW_SIMPLE 1 oskb->extensions
NO_OVERFLOW_SIMPLE 1 oskb->len
NO_OVERFLOW_SIMPLE 1 oskb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 oskb->tail
UNITS 0 net unit_byte
UNITS 4 parent unit_array_size
UNITS 5 n unit_byte
USER_PTR 5 n
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/sched/cls_api.c tc_del_tfilter() -> tfilter_notify_chain()

Type Parameter Key Value
PARAM_VALUE 1 oskb 4096-ptr_max
PARAM_VALUE 1 oskb->data 4096-ptr_max
PARAM_VALUE 1 oskb->data->nlmsg_flags 1-u16max
PARAM_VALUE 1 oskb->data->nlmsg_len 16-4294967295
PARAM_VALUE 1 oskb->data->nlmsg_type 16-u16max
PARAM_VALUE 1 oskb->destructor 0,172217845709488128
PARAM_VALUE 1 oskb->hdr_len 0
PARAM_VALUE 1 oskb->head_frag 0
PARAM_VALUE 1 oskb->len 16-u32max
PARAM_VALUE 1 oskb->nohdr 0
PARAM_VALUE 1 oskb->sk 0,4096-ptr_max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->gen->s.len 0-s32max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 1 oskb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 1 oskb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 1 oskb->sk->ns_tracker->dead 0-1
PARAM_VALUE 1 oskb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 1 oskb->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 oskb->sk->sk_protocol 0,2,4-6,10,12,16
PARAM_VALUE 2 block 4096-ptr_max
PARAM_VALUE 2 block->chain0.chain 4096-ptr_max
PARAM_VALUE 2 block->chain0.chain->block 4096-ptr_max
PARAM_VALUE 2 block->chain0.chain->filter_chain_lock.magic 4096-ptr_max
PARAM_VALUE 2 block->chain0.chain->index 0
PARAM_VALUE 2 block->chain0.chain->list.next 4096-ptr_max
PARAM_VALUE 2 block->chain0.chain->refcnt 1
PARAM_VALUE 2 block->chain_list.prev 4096-ptr_max
PARAM_VALUE 2 block->chain_list.prev->next 4096-ptr_max
PARAM_VALUE 2 block->index 0
PARAM_VALUE 2 block->lock.dep_map->name 0-255
PARAM_VALUE 2 block->lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 2 block->lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 2 block->lock.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 2 block->lock.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 2 block->lock.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 2 block->lock.first_waiter->task->blocked_lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 2 block->lock.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 2 block->lock.osq.tail.counter 0-s32max
PARAM_VALUE 3 q 0,4096-ptr_max
PARAM_VALUE 3 q->flags 1-4294967295
PARAM_VALUE 3 q->ops 4096-ptr_max
PARAM_VALUE 3 q->ops->cl_ops 4096-ptr_max
PARAM_VALUE 3 q->refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 5 n 4096-ptr_max
PARAM_VALUE 5 n->nlmsg_flags 1-u16max
PARAM_VALUE 5 n->nlmsg_len 36-u32max
PARAM_VALUE 5 n->nlmsg_type 16-123
PARAM_VALUE 6 chain 4096-ptr_max
PARAM_VALUE 7 event 45
PARAM_VALUE 8 extack 4971238048455385088
PARAM_VALUE 8 extack->bad_attr 0
PARAM_VALUE 8 extack->policy 0
BUF_SIZE 1 oskb (-1)-s32max
BUF_SIZE 1 oskb (-1)-s32max
BUF_SIZE 5 n 1-s32max
BUF_SIZE 5 n 1-s32max
BUF_SIZE 6 chain (-1),232
BUF_SIZE 6 chain (-1),232
CAPPED_DATA 1 oskb 1
CAPPED_DATA 1 oskb->sk->__sk_common.skc_net.net 1
CAPPED_DATA 5 n->nlmsg_len 1
CAPPED_DATA 6 chain->index 1
DATA_SOURCE 1 oskb $0
DATA_SOURCE 2 block r __tcf_block_find
DATA_SOURCE 5 n $1
DATA_SOURCE 6 chain r tcf_chain_get
DATA_SOURCE 8 extack $2
FUZZY_MAX 1 oskb->data->nlmsg_len 16
FUZZY_MAX 1 oskb->data->nlmsg_type 16
STR_LEN 1 oskb->sk (-1)
CONSTRAINT 5 n <=49
BIT_INFO 5 n->nlmsg_flags 0x1,0xffffffffffffffff
NOSPEC 5 n->nlmsg_len
MEM_ZERO 8 extack
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 4 parent 0-u32max
USER_DATA 5 n->nlmsg_flags 1-u16max[u]
USER_DATA 5 n->nlmsg_len 36-s32max[c]
USER_DATA 5 n->nlmsg_pid 0-u32max[u]
USER_DATA 5 n->nlmsg_seq 0-u32max[u]
USER_DATA 5 n->nlmsg_type 16-123[u]
NO_OVERFLOW_SIMPLE 1 oskb->end
NO_OVERFLOW_SIMPLE 1 oskb->extensions
NO_OVERFLOW_SIMPLE 1 oskb->len
NO_OVERFLOW_SIMPLE 1 oskb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 oskb->tail
UNITS 0 net unit_byte
UNITS 4 parent unit_array_size
UNITS 5 n unit_byte
USER_PTR 5 n
LOCK2 global &rtnl_mutex
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 &rx_queue_mutex