From: David Miller <davem@davemloft.net>
To: r.kuntz@ipflavors.com
Cc: netdev@vger.kernel.org, yoshfuji@linux-ipv6.org,
steffen.klassert@secunet.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] ipv6: fix header length calculation in ip6_append_data()
Date: Thu, 17 Jan 2013 03:37:40 -0500 (EST) [thread overview]
Message-ID: <20130117.033740.1579145176326281217.davem@davemloft.net> (raw)
In-Reply-To: <F2E313A0-60C5-49DE-BBB7-BAEF532C0433@ipflavors.com>
From: Romain KUNTZ <r.kuntz@ipflavors.com>
Date: Wed, 16 Jan 2013 23:47:40 +0100
> Commit 299b0767 (ipv6: Fix IPsec slowpath fragmentation problem)
> has introduced a error in the header length calculation that
> provokes corrupted packets when non-fragmentable extensions
> headers (Destination Option or Routing Header Type 2) are used.
>
> rt->rt6i_nfheader_len is the length of the non-fragmentable
> extension header, and it should be substracted to
> rt->dst.header_len, and not to exthdrlen, as it was done before
> commit 299b0767.
>
> This patch reverts to the original and correct behavior. It has
> been successfully tested with and without IPsec on packets
> that include non-fragmentable extensions headers.
>
> Signed-off-by: Romain Kuntz <r.kuntz@ipflavors.com>
> Acked-by: Steffen Klassert <steffen.klassert@secunet.com>
Applied, thanks.
prev parent reply other threads:[~2013-01-17 8:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-16 22:47 [PATCH 1/1] ipv6: fix header length calculation in ip6_append_data() Romain KUNTZ
2013-01-17 8:37 ` David Miller [this message]
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