linux-kernel - Re: [PATCH] ALSA: echoaudio: remove redundant assignment to variable bytes

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Message-ID: <s5hsfryrtgy.wl-tiwai@suse.de>
Date:   Fri, 04 Mar 2022 09:51:25 +0100
From:   Takashi Iwai <tiwai@...e.de>
To:     Colin Ian King <colin.i.king@...il.com>
Cc:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        alsa-devel@...a-project.org, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH] ALSA: echoaudio: remove redundant assignment to variable bytes

On Wed, 02 Mar 2022 18:07:28 +0100,
Colin Ian King wrote:
> 
> The variable bytes is being assigned a value that is never read, it
> is being re-assigned inside a following if block. The assignment is
> redundant and can be removed.
> 
> Cleans up clang scan build warning:
> sound/pci/echoaudio/midi.c:211:9: warning: Although the value stored
> to 'bytes' is used in the enclosing expression, the value is never
> actually read from 'bytes' [deadcode.DeadStores]
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>

Thanks, applied.


Takashi