linux-kernel - Re: [PATCH] ASoC: wm9712: fix unused variable warning

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Date:   Thu, 27 Sep 2018 10:12:52 +0100
From:   Charles Keepax <ckeepax@...nsource.cirrus.com>
To:     Arnd Bergmann <arnd@...db.de>
CC:     Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        "Marcel Ziswiler" <marcel.ziswiler@...adex.com>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Fabio Estevam <fabio.estevam@....com>,
        <patches@...nsource.cirrus.com>, <alsa-devel@...a-project.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ASoC: wm9712: fix unused variable warning

On Wed, Sep 26, 2018 at 09:37:40PM +0200, Arnd Bergmann wrote:
> The 'ret' variable is now only used in an #ifdef, and causes a
> warning if it is declared outside of that block:
> 
> sound/soc/codecs/wm9712.c: In function 'wm9712_soc_probe':
> sound/soc/codecs/wm9712.c:641:6: error: unused variable 'ret' [-Werror=unused-variable]
> 
> Fixes: 2ed1a8e0ce8d ("ASoC: wm9712: add ac97 new bus support")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---

Acked-by: Charles Keepax <ckeepax@...nsource.cirrus.com>

Thanks,
Charles