linux-kernel - Re: [alsa-devel] [PATCH 1/15] sound/soc/mxs/mxs-saif.c: add missing iounmap

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Date:	Sat, 28 Jan 2012 09:29:39 +0100
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Julia Lawall <julia.lawall@...6.fr>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	Takashi Iwai <tiwai@...e.de>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Dong Aisheng-B29396 <B29396@...escale.com>,
	Liam Girdwood <lrg@...com>
Subject: Re: [alsa-devel] [PATCH 1/15] sound/soc/mxs/mxs-saif.c: add
 missing iounmap

On Sat, Jan 28, 2012 at 08:03:34AM +0100, Julia Lawall wrote:
> From: Julia Lawall <Julia.Lawall@...6.fr>
> 
> The various devm_ functions allocate memory that is released when a driver
> detaches.  This patch uses these functions for data that is allocated in
> the probe function of a platform device and is only freed in the remove
> function.
> 
> By removing the need for kfree and iounmap, this also eliminates missing
> resource-release problems.
> 
> This also removes a now unneeded test on iores.
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

Looks good, will test it later today.

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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