diff options
Diffstat (limited to 'net/8021q')
| -rw-r--r-- | net/8021q/vlan.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h index b132f542b44..9fd45f3571f 100644 --- a/net/8021q/vlan.h +++ b/net/8021q/vlan.h @@ -74,6 +74,25 @@ static inline struct vlan_dev_info *vlan_dev_info(const struct net_device *dev) return netdev_priv(dev); } +static inline struct net_device *vlan_group_get_device(struct vlan_group *vg, + u16 vlan_id) +{ + struct net_device **array; + array = vg->vlan_devices_arrays[vlan_id / VLAN_GROUP_ARRAY_PART_LEN]; + return array ? array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN] : NULL; +} + +static inline void vlan_group_set_device(struct vlan_group *vg, + u16 vlan_id, + struct net_device *dev) +{ + struct net_device **array; + if (!vg) + return; + array = vg->vlan_devices_arrays[vlan_id / VLAN_GROUP_ARRAY_PART_LEN]; + array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN] = dev; +} + /* Must be invoked with rcu_read_lock or with RTNL. */ static inline struct net_device *vlan_find_dev(struct net_device *real_dev, u16 vlan_id) |