From: Steffen Klassert <steffen.klassert@secunet.com>
Date: Wed, 17 Oct 2012 21:17:44 +0000 (+0000)
Subject: ipv4: Fix flushing of cached routing informations
X-Git-Tag: v3.7-rc3~7^2~28
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13d82bf50dce632355fcccafa4fe44a9b5e706d8;p=pandora-kernel.git

ipv4: Fix flushing of cached routing informations

Currently we can not flush cached pmtu/redirect informations via
the ipv4_sysctl_rtcache_flush sysctl. We need to check the rt_genid
of the old route and reset the nh exeption if the old route is
expired when we bind a new route to a nh exeption.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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