From mboxrd@z Thu Jan  1 00:00:00 1970
From: Liam Girdwood <lrg@ti.com>
Subject: Re: [PATCH 1/4] sound/soc/kirkwood/kirkwood-i2s.c: add
	missing kfree
Date: Mon, 22 Aug 2011 11:17:06 +0100
Message-ID: <4E522CA2.3030403@ti.com>
References: <1313820761-12042-1-git-send-email-julia@diku.dk>
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To: Julia Lawall <julia@diku.dk>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>, Greg Kroah-Hartman <gregkh@suse.de>, Takashi Iwai <tiwai@suse.de>, Brown <broonie@opensource.wolfsonmicro.com>, "kernel-janitors@vger.kernel.org" <kernel-janitors@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Mark@alsa-project.org, Arnaud Patard <arnaud.patard@rtp-net.org>
List-Id: alsa-devel@alsa-project.org

On 20/08/11 07:12, Julia Lawall wrote:
> From: Julia Lawall <julia@diku.dk>
> 
> Adjust the goto to jump to the error handling code that includes kfree.
> 
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@
> identifier x;
> expression E1!=0,E2,E3,E4;
> statement S;
> iterator I;
> @@
> 
> (
> if (...) { ... when != kfree(x)
>                when != x = E3
>                when != E3 = x
> *  return ...;
>  }
> ... when != x = E2
>     when != I(...,x,...) S
> if (...) { ... when != x = E4
>  kfree(x); ... return ...; }
> )
> // </smpl>
> 
> Signed-off-by: Julia Lawall <julia@diku.dk>
> 
> ---
>  sound/soc/kirkwood/kirkwood-i2s.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c
> index a33fc51..8f16cd3 100644
> --- a/sound/soc/kirkwood/kirkwood-i2s.c
> +++ b/sound/soc/kirkwood/kirkwood-i2s.c
> @@ -424,7 +424,7 @@ static __devinit int kirkwood_i2s_dev_probe(struct platform_device *pdev)
>  	if (!priv->mem) {
>  		dev_err(&pdev->dev, "request_mem_region failed\n");
>  		err = -EBUSY;
> -		goto error;
> +		goto error_alloc;
>  	}
>  
>  	priv->io = ioremap(priv->mem->start, SZ_16K);
> 


All

Acked-by: Liam Girdwood <lrg@ti.com>