[VLAN]: Accept zero vlan at unregister.

23c54087 · David S. Miller · 88c5c1d2 · 23c54087
Commit 23c54087 authored Oct 06, 2002 by David S. Miller
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net/8021q/vlan.c net/8021q/vlan.c +1 -1

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--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -207,7 +207,7 @@ static int unregister_vlan_dev(struct net_device *real_dev,
 #endif
 	/* sanity check */
-	if ((vlan_id >= VLAN_VID_MASK) || (vlan_id <= 0))
+	if ((vlan_id >= VLAN_VID_MASK) || (vlan_id < 0))
 		return -EINVAL;
 	spin_lock_bh(&vlan_group_lock);