Commit bec94d43 authored by stephen hemminger's avatar stephen hemminger Committed by David S. Miller
Browse files

gre: allow live address change 



The GRE tap device supports Ethernet over GRE, but doesn't
care about the source address of the tunnel, therefore it
can be changed without bring device down.

Signed-off-by: default avatarStephen Hemminger <stephen@networkplumber.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 33f72e6f

net/ipv4/ip_gre.c

+1 −0
Original line number Diff line number Diff line
@@ -673,6 +673,7 @@ static bool ipgre_netlink_encap_parms(struct nlattr *data[], 
static int gre_tap_init(struct net_device *dev)

{

	__gre_tunnel_init(dev);

	dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;



	return ip_tunnel_init(dev);

}