Re: [PATCH 1/6] ASoC: omap: simplify platform_get_resource_byname/devm_ioremap_resource

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Hi

On 08/19/2013 11:51 AM, Julia Lawall wrote:
> From: Julia Lawall <Julia.Lawall@xxxxxxx>
> 
> Remove unneeded error handling on the result of a call to
> platform_get_resource_byname when the value is passed to devm_ioremap_resource.
> 
> In the case of omap-dmic.c, the error-handling code of
> devm_ioremap_resource is also corrected to include releasing the clock.
> 
> A simplified version of the semantic patch that makes this change is as
> follows: (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@
> expression pdev,res,e,e1;
> expression ret != 0;
> identifier l;
> @@
> 
>   res = platform_get_resource_byname(...);
> - if (res == NULL) { ... \(goto l;\|return ret;\) }
>   e = devm_ioremap_resource(e1, res);
> // </smpl>
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
> 
> ---
>  sound/soc/omap/omap-dmic.c  |    9 +++------
>  sound/soc/omap/omap-mcpdm.c |    3 ---
>  2 files changed, 3 insertions(+), 9 deletions(-)
> 
To the patch and catch of missing clock release in omap-dmic.c in case
of failing devm_ioremap_resource:

Acked-by: Jarkko Nikula <jarkko.nikula@xxxxxxxxxx>
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