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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>
This commit is contained in:
stephen hemminger 2014-06-06 08:10:00 -07:00 committed by David S. Miller
parent 6cc55e096f
commit f8c1b7ce00
1 changed files with 1 additions and 0 deletions
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1
net/ipv4/ip_gre.c
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@ -649,6 +649,7 @@ static void ipgre_tap_setup(struct net_device *dev)
{ {
ether_setup(dev); ether_setup(dev);
dev->netdev_ops = &gre_tap_netdev_ops; dev->netdev_ops = &gre_tap_netdev_ops;
dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
ip_tunnel_setup(dev, gre_tap_net_id); ip_tunnel_setup(dev, gre_tap_net_id);
} }