linux-kernel - Re: [PATCH v2] ALSA: hda: generic: Remove redundant assignment to dac

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Date:   Fri, 14 May 2021 09:39:12 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Cc:     perex@...ex.cz, tiwai@...e.com, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ALSA: hda: generic: Remove redundant assignment to dac

On Thu, 13 May 2021 13:11:11 +0200,
Jiapeng Chong wrote:
> 
> Variable dac is set to zero, but this value is never read as it is
> overwritten or not used later on, hence it is a redundant assignment
> and can be removed.
> 
> Clean up the following clang-analyzer warning:
> 
> sound/pci/hda/hda_generic.c:1436:4: warning: Value stored to 'dac' is
> never read [clang-analyzer-deadcode.DeadStores].
> 
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
> ---
> Changes in v2:
>   -For the follow advice: https://lore.kernel.org/patchwork/patch/1423536/

Thanks, applied.


Takashi