vlan: add link to upper device

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index a292e80..babfde9 100644 (file)
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -105,6 +105,8 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head)
         */
        unregister_netdevice_queue(dev, head);
 
+       netdev_upper_dev_unlink(real_dev, dev);
+
        if (grp->nr_vlan_devs == 0)
                vlan_gvrp_uninit_applicant(real_dev);
 
@@ -162,9 +164,13 @@ int register_vlan_dev(struct net_device *dev)
        if (err < 0)
                goto out_uninit_applicant;
 
+       err = netdev_upper_dev_link(real_dev, dev);
+       if (err)
+               goto out_uninit_applicant;
+
        err = register_netdevice(dev);
        if (err < 0)
-               goto out_uninit_applicant;
+               goto out_upper_dev_unlink;
 
        /* Account for reference in struct vlan_dev_priv */
        dev_hold(real_dev);
@@ -180,6 +186,8 @@ int register_vlan_dev(struct net_device *dev)
 
        return 0;
 
+out_upper_dev_unlink:
+       netdev_upper_dev_unlink(real_dev, dev);
 out_uninit_applicant:
        if (grp->nr_vlan_devs == 0)
                vlan_gvrp_uninit_applicant(real_dev);