linux-kernel - Re: [PATCH AUTOSEL 4.19 482/671] iio: tsl2772: Use devm_add_action_or_reset for tsl2772_chip

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Message-ID: <20200117024308.GM1706@sasha-vm>
Date:   Thu, 16 Jan 2020 21:43:08 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Chuhong Yuan <hslester96@...il.com>,
        Brian Masney <masneyb@...tation.org>, linux-iio@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 4.19 482/671] iio: tsl2772: Use
 devm_add_action_or_reset for tsl2772_chip_off

On Thu, Jan 16, 2020 at 06:16:18PM +0000, Jonathan Cameron wrote:
>On Thu, 16 Jan 2020 12:02:00 -0500
>Sasha Levin <sashal@...nel.org> wrote:
>
>> From: Chuhong Yuan <hslester96@...il.com>
>>
>> [ Upstream commit 338084135aeddb103624a6841972fb8588295cc6 ]
>>
>> Use devm_add_action_or_reset to call tsl2772_chip_off
>> when the device is removed.
>> This also fixes the issue that the chip is turned off
>> before the device is unregistered.
>>
>> Not marked for stable as fairly hard to hit the bug and
>> this is in the middle of a set making other cleanups
>> to the driver.  Hence will probably need explicit backporting.
>
>Guess I was wrong and it does go on cleanly.  I took a quick
>look at current 4.19 driver and looks like it's fine on it's
>own.
>
>We need to be careful with this one in general though.
>
>Acked-by: Jonathan Cameron <Jonathan.Cameron@...wei.com> for 4.19

Thanks Jonathan. I saw the comment, but it applied and built cleanly,
and looked sane enough without any related changes.

-- 
Thanks,
Sasha