net: vlan: prepare for 802.1ad support

[karo-tx-linux.git] / net / 8021q / vlan_gvrp.c

diff --git a/net/8021q/vlan_gvrp.c b/net/8021q/vlan_gvrp.c
index 6f9755352760c7494ad91eb46f3f43df3f181bdb..66a80320b03254bb7148e1fc9af827f59bed8eb2 100644 (file)
--- a/net/8021q/vlan_gvrp.c
+++ b/net/8021q/vlan_gvrp.c
@@ -32,6 +32,8 @@ int vlan_gvrp_request_join(const struct net_device *dev)
        const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
        __be16 vlan_id = htons(vlan->vlan_id);
 
+       if (vlan->vlan_proto != htons(ETH_P_8021Q))
+               return 0;
        return garp_request_join(vlan->real_dev, &vlan_gvrp_app,
                                 &vlan_id, sizeof(vlan_id), GVRP_ATTR_VID);
 }
@@ -41,6 +43,8 @@ void vlan_gvrp_request_leave(const struct net_device *dev)
        const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
        __be16 vlan_id = htons(vlan->vlan_id);
 
+       if (vlan->vlan_proto != htons(ETH_P_8021Q))
+               return;
        garp_request_leave(vlan->real_dev, &vlan_gvrp_app,
                           &vlan_id, sizeof(vlan_id), GVRP_ATTR_VID);
 }