linux-kernel - Re: [PATCH 5.18 72/88] mptcp: dont send RST for single subflow

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Date:   Tue, 2 Aug 2022 17:21:04 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     Mat Martineau <mathew.j.martineau@...ux.intel.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Geliang Tang <geliang.tang@...e.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 5.18 72/88] mptcp: dont send RST for single subflow

On Tue, Aug 02, 2022 at 01:52:15PM -0700, Mat Martineau wrote:
>On Mon, 1 Aug 2022, Greg Kroah-Hartman wrote:
>
>>From: Geliang Tang <geliang.tang@...e.com>
>>
>>[ Upstream commit 1761fed2567807f26fbd53032ff622f55978c7a9 ]
>>
>>When a bad checksum is detected and a single subflow is in use, don't
>>send RST + MP_FAIL, send data_ack + MP_FAIL instead.
>>
>>So invoke tcp_send_active_reset() only when mptcp_has_another_subflow()
>>is true.
>>
>>Signed-off-by: Geliang Tang <geliang.tang@...e.com>
>>Signed-off-by: Mat Martineau <mathew.j.martineau@...ux.intel.com>
>>Signed-off-by: David S. Miller <davem@...emloft.net>
>>Signed-off-by: Sasha Levin <sashal@...nel.org>
>
>Hi Greg -
>
>Please drop this patch from the 5.18-stable queue. It was the first of 
>an 8-patch series and doesn't really stand alone.
>
>This commit message lacks the Fixes: tag and the magic commit message 
>words that I've seen the scripts pick up, so I'm curious: was this 
>patch selected by hand?

Yup, between the commit message and the code itself, it looked like a
fix for AUTOSEL.

-- 
Thanks,
Sasha