gre: allow changing mac address when device is up

There is no need to require forcing device down on a Ethernet GRE (gretap) tunnel to change the MAC address. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Jun 11, 2014 · f8c1b7c · f8c1b7c
1 parent 6cc55e0
commit f8c1b7c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
@@ -649,6 +649,7 @@ static void ipgre_tap_setup(struct net_device *dev)
 {
 	ether_setup(dev);
 	dev->netdev_ops		= &gre_tap_netdev_ops;
+	dev->priv_flags 	|= IFF_LIVE_ADDR_CHANGE;
 	ip_tunnel_setup(dev, gre_tap_net_id);
 }