netdev - Re: [PATCH nf v5] netfilter: seqadj: Fix the wrong ack adjust for the RST packet without ack

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Date:   Sun, 25 Sep 2016 13:31:53 +0200
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     fgao@...ai8.com
Cc:     kaber@...sh.net, netfilter-devel@...r.kernel.org,
        netdev@...r.kernel.org, gfree.wind@...il.com
Subject: Re: [PATCH nf v5] netfilter: seqadj: Fix the wrong ack adjust for
 the RST packet without ack

On Thu, Sep 22, 2016 at 02:53:53PM +0800, fgao@...ai8.com wrote:
> From: Gao Feng <fgao@...ai8.com>
> 
> It is valid that the TCP RST packet which does not set ack flag, and bytes
> of ack number are zero. But current seqadj codes would adjust the "0" ack
> to invalid ack number. Actually seqadj need to check the ack flag before
> adjust it for these RST packets.

Applied, thanks.