ipv4: Don't update the pmtu on mtu locked routes
authorSteffen Klassert <steffen.klassert@secunet.com>
Wed, 16 Jan 2013 20:58:10 +0000 (20:58 +0000)
committerDavid S. Miller <davem@davemloft.net>
Thu, 17 Jan 2013 08:39:36 +0000 (03:39 -0500)
Routes with locked mtu should not use learned pmtu informations,
so do not update the pmtu on these routes.

Reported-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/route.c

Simple merge