linux-kernel - Re: [PATCH AUTOSEL 5.12 03/43] spi: Fix spi device unregister flow

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Date:   Thu, 10 Jun 2021 13:55:08 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     Lukas Wunner <lukas@...ner.de>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Saravana Kannan <saravanak@...gle.com>,
        Mark Brown <broonie@...nel.org>, linux-spi@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 5.12 03/43] spi: Fix spi device unregister flow

On Sun, Jun 06, 2021 at 01:10:28PM +0200, Lukas Wunner wrote:
>On Thu, Jun 03, 2021 at 01:06:53PM -0400, Sasha Levin wrote:
>> From: Saravana Kannan <saravanak@...gle.com>
>>
>> [ Upstream commit c7299fea67696db5bd09d924d1f1080d894f92ef ]
>
>This commit shouldn't be backported to stable by itself, it requires
>that the following fixups are applied on top of it:
>
>* Upstream commit 27e7db56cf3d ("spi: Don't have controller clean up spi
>  device before driver unbind")
>
>* spi.git commit 2ec6f20b33eb ("spi: Cleanup on failure of initial setup")
>  https://git.kernel.org/broonie/spi/c/2ec6f20b33eb
>
>Note that the latter is queued for v5.13, but hasn't landed there yet.
>So you probably need to back out c7299fea6769 from the stable queue and
>wait for 2ec6f20b33eb to land in upstream.
>
>Since you've applied c7299fea6769 to v5.12, v5.10, v5.4, v4.14 and v4.19
>stable trees, the two fixups listed above need to be backported to all
>of them.

I took those two patches into 5.12-5.4, but as they needed a more
complex backport for 4.14 and 4.19, I've dropped c7299fea67 from those
trees.

-- 
Thanks,
Sasha