linux-kernel - Re: [PATCH 3/3] sound: use dev_set

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Date:	Sun, 17 May 2009 19:32:36 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Julia Lawall <julia@...u.dk>
Cc:	timur@...escale.com, alsa-devel@...a-project.org,
	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 3/3] sound: use dev_set_drvdata

At Sun, 17 May 2009 11:29:21 +0200 (CEST),
Julia Lawall wrote:
> 
> From: Julia Lawall <julia@...u.dk>
> 
> Eliminate direct accesses to the driver_data field.
> cf 82ab13b26f15f49be45f15ccc96bfa0b81dfd015
> 
> The semantic patch that makes this change is as follows:
> (http://www.emn.fr/x-info/coccinelle/)
> 
> // <smpl>
> @@
> struct device *dev;
> expression E;
> type T;
> @@
> 
> - dev->driver_data = (T)E
> + dev_set_drvdata(dev, E)
> 
> @@
> struct device *dev;
> type T;
> @@
> 
> - (T)dev->driver_data
> + dev_get_drvdata(dev)
> // </smpl>
> 
> Signed-off-by: Julia Lawall <julia@...u.dk>

Applied now.  Thanks.


Takashi

> 
> ---
>  sound/soc/fsl/fsl_ssi.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff -u -p a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
> --- a/sound/soc/fsl/fsl_ssi.c
> +++ b/sound/soc/fsl/fsl_ssi.c
> @@ -674,7 +674,7 @@ struct snd_soc_dai *fsl_ssi_create_dai(s
>  	ssi_private->dev = ssi_info->dev;
>  	ssi_private->asynchronous = ssi_info->asynchronous;
>  
> -	ssi_private->dev->driver_data = fsl_ssi_dai;
> +	dev_set_drvdata(ssi_private->dev, fsl_ssi_dai);
>  
>  	/* Initialize the the device_attribute structure */
>  	dev_attr->attr.name = "ssi-stats";
> --
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