From: Sasha Levin <sashal@kernel.org>
To: gregkh@linuxfoundation.org
Cc: hverkuil-cisco@xs4all.nl, mchehab+huawei@kernel.org,
stable@vger.kernel.org
Subject: Re: FAILED: patch "[PATCH] media: cec: avoid decrementing transmit_queue_sz if it is 0" failed to apply to 5.5-stable tree
Date: Sun, 9 Feb 2020 13:15:15 -0500 [thread overview]
Message-ID: <20200209181515.GM3584@sasha-vm> (raw)
In-Reply-To: <15812488366474@kroah.com>
On Sun, Feb 09, 2020 at 12:47:16PM +0100, gregkh@linuxfoundation.org wrote:
>
>The patch below does not apply to the 5.5-stable tree.
>If someone wants it applied there, or to any other stable or longterm
>tree, then please email the backport, including the original git commit
>id to <stable@vger.kernel.org>.
>
>thanks,
>
>greg k-h
>
>------------------ original commit in Linus's tree ------------------
>
>From 4be77174c3fafc450527a0c383bb2034d2db6a2d Mon Sep 17 00:00:00 2001
>From: Hans Verkuil <hverkuil-cisco@xs4all.nl>
>Date: Sat, 7 Dec 2019 23:48:09 +0100
>Subject: [PATCH] media: cec: avoid decrementing transmit_queue_sz if it is 0
>
>WARN if transmit_queue_sz is 0 but do not decrement it.
>The CEC adapter will become unresponsive if it goes below
>0 since then it thinks there are 4 billion messages in the
>queue.
>
>Obviously this should not happen, but a driver bug could
>cause this.
>
>Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
>Cc: <stable@vger.kernel.org> # for v4.12 and up
>Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Another duplicate commit:
4be77174c3fa ("media: cec: avoid decrementing transmit_queue_sz if it is 0")
95c29d46ab2a ("media: cec: avoid decrementing transmit_queue_sz if it is 0")
--
Thanks,
Sasha
prev parent reply other threads:[~2020-02-09 18:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-09 11:47 FAILED: patch "[PATCH] media: cec: avoid decrementing transmit_queue_sz if it is 0" failed to apply to 5.5-stable tree gregkh
2020-02-09 18:15 ` Sasha Levin [this message]
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