From: stephen hemminger <shemming@brocade.com>
Date: Sat, 27 Dec 2014 18:01:42 +0000 (-0800)
Subject: gre: allow live address change
X-Git-Tag: fixes-v4.0-rc1~150^2~313
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bec94d430f2c97159e21e38c0f1fa4da3710d5e1;p=pandora-kernel.git

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: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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