diff options
Diffstat (limited to 'net/8021q')
| -rw-r--r-- | net/8021q/vlan_core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index 8ca533c95de0..b258da88f675 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -368,3 +368,9 @@ void vlan_vids_del_by_dev(struct net_device *dev, vlan_vid_del(dev, vid_info->vid); } EXPORT_SYMBOL(vlan_vids_del_by_dev); + +bool vlan_uses_dev(const struct net_device *dev) +{ + return rtnl_dereference(dev->vlan_info) ? true : false; +} +EXPORT_SYMBOL(vlan_uses_dev); |