linux-kernel - Re: [PATCH v1 1/5] ASoC: Intel: bytcht_cx2072x: Replace open coded acpi_dev

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Date:   Wed, 4 Jan 2023 08:15:27 -0600
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Mark Brown <broonie@...nel.org>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org,
        Cezary Rojewski <cezary.rojewski@...el.com>,
        Liam Girdwood <liam.r.girdwood@...ux.intel.com>,
        Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>,
        Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>,
        Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Subject: Re: [PATCH v1 1/5] ASoC: Intel: bytcht_cx2072x: Replace open coded
 acpi_dev_put()



On 1/4/23 04:29, Andy Shevchenko wrote:
> On Tue, Jan 03, 2023 at 09:08:20AM -0600, Pierre-Louis Bossart wrote:
>> On 1/2/23 14:30, Andy Shevchenko wrote:
>>> Instead of calling put_device(&adev->dev) where adev is a pointer
>>> to an ACPI device, use specific call, i.e. acpi_dev_put().
>>>
>>> Also move it out of the conditional to make it more visible in case
>>> some other code will be added which may use that pointer. We need
>>> to keep a reference as long as we use the pointer.
>>>
>>> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>>
>> Answering for the series: we should make the change across all Intel
>> machine drivers. I see at least four cases that were missed
>>
>> bytcr_rt5640.c:         put_device(&adev->dev);
>> bytcr_rt5651.c:         put_device(&adev->dev);
>> bytcr_wm5102.c: put_device(&adev->dev);
>> sof_es8336.c:           put_device(&adev->dev);
> 
> Aren't they (they all problematic, btw) covered by the fixes series
> https://lore.kernel.org/r/20230102203014.16041-1-andriy.shevchenko@linux.intel.com?

They are indeed, but if you group AMD-related patches with Intel ones,
it's only human for reviewers to skip the thread entirely, even more so
when catching up with email on January 3 :-)

For this series

Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>