diff mbox

ARM: OMAP: fix return value check in beagle_opp_init()

Message ID CAPgLHd9aJUYX_a7_iXLi5r6VEVuB0W15G9Ryw2bVzNzko2NpBA@mail.gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Wei Yongjun Sept. 21, 2012, 6:26 a.m. UTC
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

In case of error, the function omap_device_get_by_hwmod_name()
returns ERR_PTR() not NULL pointer. The NULL test in the return
value check should be replaced with IS_ERR().

dpatch engine is used to auto generated this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 arch/arm/mach-omap2/board-omap3beagle.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)



--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Comments

Kevin Hilman Oct. 1, 2012, 11 p.m. UTC | #1
Wei Yongjun <weiyj.lk@gmail.com> writes:

> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> In case of error, the function omap_device_get_by_hwmod_name()
> returns ERR_PTR() not NULL pointer. The NULL test in the return
> value check should be replaced with IS_ERR().
>
> dpatch engine is used to auto generated this patch.
> (https://github.com/weiyj/dpatch)
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Acked-by: Kevin Hilman <khilman@ti.com>

> ---
>  arch/arm/mach-omap2/board-omap3beagle.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
> index 6202fc7..a548d70 100644
> --- a/arch/arm/mach-omap2/board-omap3beagle.c
> +++ b/arch/arm/mach-omap2/board-omap3beagle.c
> @@ -466,7 +466,7 @@ static void __init beagle_opp_init(void)
>  		mpu_dev = omap_device_get_by_hwmod_name("mpu");
>  		iva_dev = omap_device_get_by_hwmod_name("iva");
>  
> -		if (!mpu_dev || !iva_dev) {
> +		if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) {
>  			pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
>  				__func__, mpu_dev, iva_dev);
>  			return;
>
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Kevin Hilman Oct. 2, 2012, 9:36 p.m. UTC | #2
Wei Yongjun <weiyj.lk@gmail.com> writes:

> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> In case of error, the function omap_device_get_by_hwmod_name()
> returns ERR_PTR() not NULL pointer. The NULL test in the return
> value check should be replaced with IS_ERR().
>
> dpatch engine is used to auto generated this patch.
> (https://github.com/weiyj/dpatch)
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Thanks, queueing this up for v3.7-rc.

Kevin

> ---
>  arch/arm/mach-omap2/board-omap3beagle.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
> index 6202fc7..a548d70 100644
> --- a/arch/arm/mach-omap2/board-omap3beagle.c
> +++ b/arch/arm/mach-omap2/board-omap3beagle.c
> @@ -466,7 +466,7 @@ static void __init beagle_opp_init(void)
>  		mpu_dev = omap_device_get_by_hwmod_name("mpu");
>  		iva_dev = omap_device_get_by_hwmod_name("iva");
>  
> -		if (!mpu_dev || !iva_dev) {
> +		if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) {
>  			pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
>  				__func__, mpu_dev, iva_dev);
>  			return;
>
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 6202fc7..a548d70 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -466,7 +466,7 @@  static void __init beagle_opp_init(void)
 		mpu_dev = omap_device_get_by_hwmod_name("mpu");
 		iva_dev = omap_device_get_by_hwmod_name("iva");
 
-		if (!mpu_dev || !iva_dev) {
+		if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) {
 			pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
 				__func__, mpu_dev, iva_dev);
 			return;