RE: [PATCH] arch/arm/mach-s3c24xx/mach-h1940.c: delete doubleassignment

From: kgene
Date: Fri Sep 14 2012 - 00:03:16 EST


Julia Lawall wrote:
>
> From: Julia Lawall <Julia.Lawall@xxxxxxx>
>
> Delete successive assignments to the same location.
>
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @@
> expression i;
> @@
>
> *i = ...;
> i = ...;
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
>
> ---
> Not compiled, and this may change the behavior of the code. Without this
> change, check_gpio2 could possibly be used uninitialized later.
>
> arch/arm/mach-s3c24xx/mach-h1940.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-s3c24xx/mach-h1940.c b/arch/arm/mach-
> s3c24xx/mach-h1940.c
> index bb8d008..477778c 100644
> --- a/arch/arm/mach-s3c24xx/mach-h1940.c
> +++ b/arch/arm/mach-s3c24xx/mach-h1940.c
> @@ -380,7 +380,7 @@ int h1940_led_blink_set(unsigned gpio, int state,
> default:
> blink_gpio = S3C2410_GPA(3);
> check_gpio1 = S3C2410_GPA(1);
> - check_gpio1 = S3C2410_GPA(7);
> + check_gpio2 = S3C2410_GPA(7);
> break;
> }
>
Applied, thanks.

K-Gene <kgene@xxxxxxxxxx>

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