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Date: Sun, 5 Apr 2015 14:13:02 +0200 (CEST)
From: Julia Lawall <julia.lawall@lip6.fr>
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To: Julia Lawall <Julia.Lawall@lip6.fr>
cc: Liam Girdwood <lrg@ti.com>, kernel-janitors@vger.kernel.org,
        Mark Brown <broonie@opensource.wolfsonmicro.com>,
        Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>,
        alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/10] sound/soc/fsl/imx-sgtl5000.c: fix error return
 code
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Please ignore. Wrong patch set.

On Sun, 5 Apr 2015, Julia Lawall wrote:

> From: Julia Lawall <Julia.Lawall@lip6.fr>
> 
> Initialize ret on the second call to imx_audmux_v2_configure_port so that
> the subsequent test checks that result and not the previous one.
> 
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> (
> if@p1 (\(ret < 0\|ret != 0\))
>  { ... return ret; }
> |
> ret@p1 = 0
> )
> ... when != ret = e1
>     when != &ret
> *if(...)
> {
>   ... when != ret = e2
>       when forall
>  return ret;
> }
> 
> // </smpl>
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
> 
> ---
>  sound/soc/fsl/imx-sgtl5000.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/fsl/imx-sgtl5000.c b/sound/soc/fsl/imx-sgtl5000.c
> index fb21b17..199408e 100644
> --- a/sound/soc/fsl/imx-sgtl5000.c
> +++ b/sound/soc/fsl/imx-sgtl5000.c
> @@ -94,7 +94,7 @@ static int __devinit imx_sgtl5000_probe(struct platform_device *pdev)
>  		dev_err(&pdev->dev, "audmux internal port setup failed\n");
>  		return ret;
>  	}
> -	imx_audmux_v2_configure_port(ext_port,
> +	ret = imx_audmux_v2_configure_port(ext_port,
>  			IMX_AUDMUX_V2_PTCR_SYN,
>  			IMX_AUDMUX_V2_PDCR_RXDSEL(int_port));
>  	if (ret) {
> 
> --
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