tree 1a7d779e23686ad399e3175d39c0d9404acb29f8
parent 33f72e6f0c67f673fd0c63a8182dbd9ffb8cf50b
author stephen hemminger <shemming@brocade.com> 1419703302 -0800
committer David S. Miller <davem@davemloft.net> 1420053508 -0500

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>