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authorAl Viro <viro@zeniv.linux.org.uk>2016-06-30 23:34:49 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2016-06-30 23:34:49 -0400
commitb223f4e215b32849b841e750e83a915b670070f5 (patch)
tree75340f6305028de331a17255018869822b3886d2 /net/8021q/vlan.c
parentf4e6d844bdc142322905d137a9e44e07eee43c5c (diff)
parent0cac643c102c0632dc2cc81e2490b0fec1cac0af (diff)
Merge branch 'd_real' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs into work.misc
Diffstat (limited to 'net/8021q/vlan.c')
-rw-r--r--net/8021q/vlan.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index a1e273af6fc8..82a116ba590e 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -290,6 +290,10 @@ static void vlan_sync_address(struct net_device *dev,
if (ether_addr_equal(vlan->real_dev_addr, dev->dev_addr))
return;
+ /* vlan continues to inherit address of lower device */
+ if (vlan_dev_inherit_address(vlandev, dev))
+ goto out;
+
/* vlan address was different from the old address and is equal to
* the new address */
if (!ether_addr_equal(vlandev->dev_addr, vlan->real_dev_addr) &&
@@ -302,6 +306,7 @@ static void vlan_sync_address(struct net_device *dev,
!ether_addr_equal(vlandev->dev_addr, dev->dev_addr))
dev_uc_add(dev, vlandev->dev_addr);
+out:
ether_addr_copy(vlan->real_dev_addr, dev->dev_addr);
}