linux-kernel - Re: [PATCH] IPv6 exthedrs offload registration fixed

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Date:	Thu, 06 Mar 2014 16:37:22 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	anton@...rtex.com
Cc:	kuznet@....inr.ac.ru, jmorris@...ei.org, yoshfuji@...ux-ipv6.org,
	kaber@...sh.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] IPv6 exthedrs offload registration fixed

From: Anton Nayshtut <anton@...rtex.com>
Date: Wed,  5 Mar 2014 08:30:08 +0200

> Without this fix, ipv6_exthdrs_offload_init doesn't register IPPROTO_DSTOPTS
> offload, but returns 0 (as the IPPROTO_ROUTING registration actually succeeds).
> 
> This then causes the ipv6_gso_segment to drop IPv6 packets with IPPROTO_DSTOPTS
> header.
> 
> The issue detected and the fix verified by running MS HCK Offload LSO test on
> top of QEMU Windows guests, as this test sends IPv6 packets with
> IPPROTO_DSTOPTS.
> 
> Signed-off-by: Anton Nayshtut <anton@...rtex.com>

Can't believe this was broken so obviously for so long :-)

Applied and queued up for -stable, thanks.
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