From 0a46baaf634663d28038fc137239b71bf5385e5a Mon Sep 17 00:00:00 2001 From: Shweta Choudaha Date: Wed, 8 Jun 2016 20:15:43 +0100 Subject: [PATCH] ip6gre: Allow live link address change The ip6 GRE tap device should not be forced to down state to change the mac address and should allow live address change for tap device similar to ipv4 gre. Signed-off-by: Shweta Choudaha Signed-off-by: David S. Miller --- net/ipv6/ip6_gre.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index f4ac2842d4d9..fdc9de276ab1 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1256,6 +1256,8 @@ static int ip6gre_tap_init(struct net_device *dev) if (ret) return ret; + dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; + tunnel = netdev_priv(dev); ip6gre_tnl_link_config(tunnel, 1); @@ -1289,6 +1291,7 @@ static void ip6gre_tap_setup(struct net_device *dev) dev->features |= NETIF_F_NETNS_LOCAL; dev->priv_flags &= ~IFF_TX_SKB_SHARING; + dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; } static bool ip6gre_netlink_encap_parms(struct nlattr *data[], -- 2.20.1