diff mbox

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

Message ID CAPgLHd_E8wht4q5c9=TjUTwXxysjbbX+HnZyYe2KJU=w79cK4w@mail.gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Wei Yongjun July 4, 2013, 1:42 p.m. UTC
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

In case of error, the function omap_device_alloc() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().

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


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Comments

Tony Lindgren Aug. 21, 2013, 7:19 a.m. UTC | #1
Kevin,

* Wei Yongjun <weiyj.lk@gmail.com> [130704 06:48]:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> In case of error, the function omap_device_alloc() returns ERR_PTR()
> and never returns NULL. The NULL test in the return value check
> should be replaced with IS_ERR().

Looks like this is still pending, care to take this?

Tony
 
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
>  arch/arm/mach-omap2/omap_device.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c
> index 5cc9287..28e70c0 100644
> --- a/arch/arm/mach-omap2/omap_device.c
> +++ b/arch/arm/mach-omap2/omap_device.c
> @@ -155,7 +155,7 @@ static int omap_device_build_from_dt(struct platform_device *pdev)
>  	}
>  
>  	od = omap_device_alloc(pdev, hwmods, oh_cnt);
> -	if (!od) {
> +	if (IS_ERR(od)) {
>  		dev_err(&pdev->dev, "Cannot allocate omap_device for :%s\n",
>  			oh_name);
>  		ret = PTR_ERR(od);
> 
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Kevin Hilman Aug. 27, 2013, 12:10 a.m. UTC | #2
Tony Lindgren <tony@atomide.com> writes:

> Kevin,
>
> * Wei Yongjun <weiyj.lk@gmail.com> [130704 06:48]:
>> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>> 
>> In case of error, the function omap_device_alloc() returns ERR_PTR()
>> and never returns NULL. The NULL test in the return value check
>> should be replaced with IS_ERR().
>
> Looks like this is still pending, care to take this?

Acked-by: Kevin Hilman <khilman@linaro.org>

Looks fine to me, since I don't have anything else in the queue, feel
free to queue up for fixes-non-critical.

Kevin
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Tony Lindgren Sept. 17, 2013, 11:29 p.m. UTC | #3
* Kevin Hilman <khilman@linaro.org> [130826 17:17]:
> Tony Lindgren <tony@atomide.com> writes:
> 
> > Kevin,
> >
> > * Wei Yongjun <weiyj.lk@gmail.com> [130704 06:48]:
> >> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> >> 
> >> In case of error, the function omap_device_alloc() returns ERR_PTR()
> >> and never returns NULL. The NULL test in the return value check
> >> should be replaced with IS_ERR().
> >
> > Looks like this is still pending, care to take this?
> 
> Acked-by: Kevin Hilman <khilman@linaro.org>
> 
> Looks fine to me, since I don't have anything else in the queue, feel
> free to queue up for fixes-non-critical.

Applying into omap-for-v3.12/fixes thanks.

Tony
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diff mbox

Patch

diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c
index 5cc9287..28e70c0 100644
--- a/arch/arm/mach-omap2/omap_device.c
+++ b/arch/arm/mach-omap2/omap_device.c
@@ -155,7 +155,7 @@  static int omap_device_build_from_dt(struct platform_device *pdev)
 	}
 
 	od = omap_device_alloc(pdev, hwmods, oh_cnt);
-	if (!od) {
+	if (IS_ERR(od)) {
 		dev_err(&pdev->dev, "Cannot allocate omap_device for :%s\n",
 			oh_name);
 		ret = PTR_ERR(od);