From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick McHardy <kaber@trash.net>
Subject: Re: [PATCH 3/3] bridge-netfilter: fix refragmenting IP traffic encapsulated
 in PPPoE traffic
Date: Tue, 20 Apr 2010 16:22:44 +0200
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References: <4BC5BFB4.4080101@pandora.be> <4BC6EA8D.2030602@trash.net> <4BCDAD3D.80604@pandora.be>
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Cc: Netfilter Developer Mailing List
	<netfilter-devel@vger.kernel.org>,
	Stephen Hemminger <shemminger@linux-foundation.org>
To: Bart De Schuymer <bdschuym@pandora.be>
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Bart De Schuymer wrote:
> bridge-netfilter: fix refragmenting IP traffic encapsulated in PPPoE traffic
>  
> The MTU for IP traffic encapsulated inside PPPoE traffic is smaller
> than the MTU of the Ethernet device (1500). Connection tracking
> gathers all IP packets and sometimes will refragment them in
> ip_fragment(). We then need to subtract the length of the
> encapsulating header from the mtu used in ip_fragment(). The check in
> br_nf_dev_queue_xmit() which determines if ip_fragment() has to be
> called is also updated for the PPPoE-encapsulated packets.
> nf_bridge_copy_header() is also updated to make sure the PPPoE data
> length field has the correct value.
> 

Applied, thanks Bart.