Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

net/8021q/vlan_netlink.c vlan_newlink() -> vlan_check_real_dev()

Type Parameter Key Value
PARAM_VALUE 0 real_dev 4096-ptr_max
PARAM_VALUE 3 extack 4971238048455385088
CAPPED_DATA 0 real_dev->ifindex 1
DATA_SOURCE 0 real_dev r __dev_get_by_index
DATA_SOURCE 2 vlan_id r nla_get_u16
DATA_SOURCE 3 extack $2
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &rtnl_mutex
HALF_LOCKED2 &net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2 &ops->srcu
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

net/8021q/vlan.c register_vlan_device() -> vlan_check_real_dev()

Type Parameter Key Value
PARAM_VALUE 0 real_dev 4096-ptr_max
PARAM_VALUE 0 real_dev->nd_net.net->gen 4096-ptr_max
PARAM_VALUE 1 protocol 33024
PARAM_VALUE 2 vlan_id 0-4094
PARAM_VALUE 3 extack 0
CAPPED_DATA 0 real_dev->nd_net.net 1
DATA_SOURCE 0 real_dev $0
DATA_SOURCE 2 vlan_id $1
NS_CAPABLE 0 12
HARD_MAX 2 vlan_id 4094
USER_DATA 2 vlan_id 0-4094
LOCK2 global &rtnl_mutex
LOCK2 global &vlan_ioctl_mutex