From mboxrd@z Thu Jan  1 00:00:00 1970
From: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Date: Fri, 09 May 2014 16:18:08 +0000
Subject: Re: [patch] ASoC: wm0010: set error code on allocation failure
Message-Id: <20140509161808.GE25203@opensource.wolfsonmicro.com>
List-Id: <kernel-janitors.vger.kernel.org>
References: <20140509115538.GB32027@mwanda>
In-Reply-To: <20140509115538.GB32027@mwanda>
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To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>, Dimitris Papastamos <dp@opensource.wolfsonmicro.com>, Wei Yongjun <yongjun_wei@trendmicro.com.cn>, patches@opensource.wolfsonmicro.com, alsa-devel@alsa-project.org, kernel-janitors@vger.kernel.org

On Fri, May 09, 2014 at 02:55:38PM +0300, Dan Carpenter wrote:
> We should return -ENOMEM if the kzalloc() fails instead of returning
> -ENOMEM.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> diff --git a/sound/soc/codecs/wm0010.c b/sound/soc/codecs/wm0010.c
> index 71ce315..8dac6c5 100644
> --- a/sound/soc/codecs/wm0010.c
> +++ b/sound/soc/codecs/wm0010.c
> @@ -682,6 +682,7 @@ static int wm0010_boot(struct snd_soc_codec *codec)
>  		if (!img_swap) {
>  			dev_err(codec->dev,
>  				"Failed to allocate image buffer\n");
> +			ret = -ENOMEM;

No need to set this here, it is set 12 lines earlier. I agree the
current code is not the most clear, but this patch is superfluous
with the current state of the code.

Thanks,
Charles