Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/packet/af_packet.c packet_sendmsg_spkt() -> packet_extra_vlan_len_allowed()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->flags 1-u32max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->data_len 0
PARAM_VALUE 1 skb->destructor 0,5871617288306880512,7346051344949997568
PARAM_VALUE 1 skb->len 1-u32max
PARAM_VALUE 1 skb->sk 0,4096-ptr_max
BUF_SIZE 1 skb 0-s32max
BUF_SIZE 1 skb 0-s32max
CAPPED_DATA 0 dev->hard_header_len 1
DATA_SOURCE 0 dev r dev_get_by_name_rcu
DATA_SOURCE 1 skb r sock_wmalloc
BIT_INFO 0 dev->flags 0x1,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 1 skb->sk->sk_backlog.len
LOCK2 rcu_read
HALF_LOCKED2 sk

net/packet/af_packet.c packet_snd() -> packet_extra_vlan_len_allowed()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->flags 1-u32max
PARAM_VALUE 0 dev->header_ops->create 0,4096-ptr_max
PARAM_VALUE 0 dev->refcnt_tracker.list.next 4096-ptr_max
PARAM_VALUE 0 dev->refcnt_tracker.list.next->next 4096-ptr_max
PARAM_VALUE 0 dev->refcnt_tracker.list.next->prev 4096-ptr_max
PARAM_VALUE 0 dev->rtnl_link_ops->priv_size 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->destructor 0,5871617288306880512,7346051344949997568
PARAM_VALUE 1 skb->len 1-u32max
PARAM_VALUE 1 skb->sk 0,4096-ptr_max
BUF_SIZE 1 skb 0-s32max
BUF_SIZE 1 skb 0-s32max
CAPPED_DATA 1 skb->data_len 1
DATA_SOURCE 1 skb r packet_alloc_skb
BIT_INFO 0 dev->flags 0x1,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 skb->data_len 0-u32max[c]
HOST_DATA 1 skb->len 1-u32max[c]
HALF_LOCKED2 &vq->mutex

net/packet/af_packet.c tpacket_snd() -> packet_extra_vlan_len_allowed()

Type Parameter Key Value
PARAM_VALUE 0 dev 4096-ptr_max
PARAM_VALUE 0 dev->flags 1-u32max
PARAM_VALUE 0 dev->header_ops->validate 0
PARAM_VALUE 0 dev->ieee802154_ptr->dsn.counter s32min-s32max
PARAM_VALUE 0 dev->refcnt_tracker.list.next 4096-ptr_max
PARAM_VALUE 0 dev->refcnt_tracker.list.next->next 4096-ptr_max
PARAM_VALUE 0 dev->refcnt_tracker.list.next->prev 4096-ptr_max
PARAM_VALUE 0 dev->rtnl_link_ops->priv_size 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->data->address 15,143,255
PARAM_VALUE 1 skb->data->control 0,3
PARAM_VALUE 1 skb->data->protocol 0,33,87,32801,32855,49185
PARAM_VALUE 1 skb->data_len 0-s32max
PARAM_VALUE 1 skb->dev 4096-ptr_max
PARAM_VALUE 1 skb->dev->flags 1-u32max
PARAM_VALUE 1 skb->hash 1-u32max
PARAM_VALUE 1 skb->mac_len 3-37
PARAM_VALUE 1 skb->skb_mstamp_ns 0
PARAM_VALUE 1 skb->sw_hash 1
PARAM_VALUE 1 skb->tstamp 0
PARAM_VALUE 1 skb->tstamp_type 0
PARAM_VALUE 1 *skb->data->h_dest 0-255
PARAM_VALUE 1 *skb->data->h_source 0-255
BUF_SIZE 1 skb 0-s32max
BUF_SIZE 1 skb 0-s32max
CAPPED_DATA 0 dev 1
CAPPED_DATA 1 skb->data_len 1
DATA_SOURCE 1 skb r sock_alloc_send_skb
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 skb->data_len 0-2147483645[c]
LOCK2 &po->pg_vec_lock
HALF_LOCKED2 &vq->mutex
TYPE_LOCK (struct packet_sock)->pg_vec_lock