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Date:	Sun, 22 Apr 2012 17:10:16 -0400 (EDT)
From:	David Miller <>
Subject: Re: [PATCH] tcp: fix TCP_MAXSEG for established IPv6 passive

From: Eric Dumazet <>
Date: Sun, 22 Apr 2012 22:14:54 +0200

> On Sun, 2012-04-22 at 15:45 -0400, Neal Cardwell wrote:
>> Commit f5fff5d forgot to fix TCP_MAXSEG behavior IPv6 sockets, so IPv6
>> TCP server sockets that used TCP_MAXSEG would find that the advmss of
>> child sockets would be incorrect. This commit mirrors the advmss logic
>> from tcp_v4_syn_recv_sock in tcp_v6_syn_recv_sock. Eventually this
>> logic should probably be shared between IPv4 and IPv6, but this at
>> least fixes this issue.
>> Signed-off-by: Neal Cardwell <>
> Acked-by: Eric Dumazet <>

Applied and queued up for -stable, thanks.
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