From: Florian Westphal <fw@strlen.de>
Date: Mon, 5 May 2014 13:00:43 +0000 (+0200)
Subject: net: ip: push gso skb forwarding handling down the stack
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~146^2~60^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7ba65d7b64984ff371cb5630b36af23506c50d5;p=pandora-kernel.git

net: ip: push gso skb forwarding handling down the stack

Doing the segmentation in the forward path has one major drawback:

When using virtio, we may process gso udp packets coming
from host network stack.  In that case, netfilter POSTROUTING
will see one packet with udp header followed by multiple ip
fragments.

Delay the segmentation and do it after POSTROUTING invocation
to avoid this.

Fixes: fe6cc55f3a9 ("net: ip, ipv6: handle gso skbs in forwarding path")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
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