linux-kernel - Re: sound/soc/soc-topology.c:1405 soc_tplg_dapm_widget

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Date:   Tue, 7 Feb 2023 12:34:09 +0100
From:   Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>
To:     Dan Carpenter <error27@...il.com>, oe-kbuild@...ts.linux.dev
Cc:     lkp@...el.com, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>,
        Cezary Rojewski <cezary.rojewski@...el.com>
Subject: Re: sound/soc/soc-topology.c:1405 soc_tplg_dapm_widget_create() warn:
 missing error code 'ret'

On 2/7/2023 11:08 AM, Dan Carpenter wrote:
> Hi Amadeusz,
> 
> FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   05ecb680708a1dbe6554d6fc17e5d9a8a7cb5e6a
> commit: 47a1886a610aca6a55c18ee677f9176e73162e97 ASoC: Intel: avs: Enable AVS driver only on x86 platforms
> config: microblaze-randconfig-m041-20230206 (https://download.01.org/0day-ci/archive/20230207/202302071823.2veEqSHM-lkp@intel.com/config)
> compiler: microblaze-linux-gcc (GCC) 12.1.0
> 
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@...el.com>
> | Reported-by: Dan Carpenter <error27@...il.com>
> 

Oh, I've already noticed this one when doing some cleanups to the file 
and have patch queued internally, but will add above tags and Fixes tag 
and send it upstream separately.

The issue itself was introduced by commit:
d29d41e28eea65 "ASoC: topology: Add support for multiple kcontrol types 
to a widget" not by the one it bisected to ;)

> smatch warnings:
> sound/soc/soc-topology.c:1405 soc_tplg_dapm_widget_create() warn: missing error code 'ret'
> 
> vim +/ret +1405 sound/soc/soc-topology.c
> 

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