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* [PATCH -next] [media] v4l: ti-vpe: fix return value check in vpe_probe()
@ 2013-10-30  3:15 Wei Yongjun
  2013-11-05  5:23 ` Archit Taneja
  2013-11-05  5:23 ` Archit Taneja
  0 siblings, 2 replies; 3+ messages in thread
From: Wei Yongjun @ 2013-10-30  3:15 UTC (permalink / raw)
  To: m.chehab, grant.likely, rob.herring, archit, hans.verkuil, k.debski
  Cc: yongjun_wei, linux-media

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

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

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 drivers/media/platform/ti-vpe/vpe.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c
index 4e58069..90cf369 100644
--- a/drivers/media/platform/ti-vpe/vpe.c
+++ b/drivers/media/platform/ti-vpe/vpe.c
@@ -1942,8 +1942,8 @@ static int vpe_probe(struct platform_device *pdev)
 	int ret, irq, func;
 
 	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
-	if (IS_ERR(dev))
-		return PTR_ERR(dev);
+	if (!dev)
+		return -ENOMEM;
 
 	spin_lock_init(&dev->lock);
 
@@ -1962,8 +1962,8 @@ static int vpe_probe(struct platform_device *pdev)
 	 * registers based on the sub block base addresses
 	 */
 	dev->base = devm_ioremap(&pdev->dev, res->start, SZ_32K);
-	if (IS_ERR(dev->base)) {
-		ret = PTR_ERR(dev->base);
+	if (!dev->base) {
+		ret = -ENOMEM;
 		goto v4l2_dev_unreg;
 	}
 


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] [media] v4l: ti-vpe: fix return value check in vpe_probe()
  2013-10-30  3:15 [PATCH -next] [media] v4l: ti-vpe: fix return value check in vpe_probe() Wei Yongjun
@ 2013-11-05  5:23 ` Archit Taneja
  2013-11-05  5:23 ` Archit Taneja
  1 sibling, 0 replies; 3+ messages in thread
From: Archit Taneja @ 2013-11-05  5:23 UTC (permalink / raw)
  To: Wei Yongjun, m.chehab, grant.likely, rob.herring, hans.verkuil, k.debski
  Cc: yongjun_wei, linux-media

On Wednesday 30 October 2013 08:45 AM, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> In case of error, the function devm_kzalloc() and devm_ioremap()
> returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return
> value check should be replaced with NULL test.

Reviewed-by: Archit Taneja <archit@ti.com>

Thanks,
Archit

>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
>   drivers/media/platform/ti-vpe/vpe.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c
> index 4e58069..90cf369 100644
> --- a/drivers/media/platform/ti-vpe/vpe.c
> +++ b/drivers/media/platform/ti-vpe/vpe.c
> @@ -1942,8 +1942,8 @@ static int vpe_probe(struct platform_device *pdev)
>   	int ret, irq, func;
>
>   	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
> -	if (IS_ERR(dev))
> -		return PTR_ERR(dev);
> +	if (!dev)
> +		return -ENOMEM;
>
>   	spin_lock_init(&dev->lock);
>
> @@ -1962,8 +1962,8 @@ static int vpe_probe(struct platform_device *pdev)
>   	 * registers based on the sub block base addresses
>   	 */
>   	dev->base = devm_ioremap(&pdev->dev, res->start, SZ_32K);
> -	if (IS_ERR(dev->base)) {
> -		ret = PTR_ERR(dev->base);
> +	if (!dev->base) {
> +		ret = -ENOMEM;
>   		goto v4l2_dev_unreg;
>   	}
>
>
>


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] [media] v4l: ti-vpe: fix return value check in vpe_probe()
  2013-10-30  3:15 [PATCH -next] [media] v4l: ti-vpe: fix return value check in vpe_probe() Wei Yongjun
  2013-11-05  5:23 ` Archit Taneja
@ 2013-11-05  5:23 ` Archit Taneja
  1 sibling, 0 replies; 3+ messages in thread
From: Archit Taneja @ 2013-11-05  5:23 UTC (permalink / raw)
  To: Wei Yongjun, m.chehab, grant.likely, rob.herring, hans.verkuil, k.debski
  Cc: yongjun_wei, linux-media

On Wednesday 30 October 2013 08:45 AM, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> In case of error, the function devm_kzalloc() and devm_ioremap()
> returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return
> value check should be replaced with NULL test.

Reviewed-by: Archit Taneja <archit@ti.com>

Thanks,
Archit

>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
>   drivers/media/platform/ti-vpe/vpe.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c
> index 4e58069..90cf369 100644
> --- a/drivers/media/platform/ti-vpe/vpe.c
> +++ b/drivers/media/platform/ti-vpe/vpe.c
> @@ -1942,8 +1942,8 @@ static int vpe_probe(struct platform_device *pdev)
>   	int ret, irq, func;
>
>   	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
> -	if (IS_ERR(dev))
> -		return PTR_ERR(dev);
> +	if (!dev)
> +		return -ENOMEM;
>
>   	spin_lock_init(&dev->lock);
>
> @@ -1962,8 +1962,8 @@ static int vpe_probe(struct platform_device *pdev)
>   	 * registers based on the sub block base addresses
>   	 */
>   	dev->base = devm_ioremap(&pdev->dev, res->start, SZ_32K);
> -	if (IS_ERR(dev->base)) {
> -		ret = PTR_ERR(dev->base);
> +	if (!dev->base) {
> +		ret = -ENOMEM;
>   		goto v4l2_dev_unreg;
>   	}
>
>
>


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2013-11-05  5:24 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2013-10-30  3:15 [PATCH -next] [media] v4l: ti-vpe: fix return value check in vpe_probe() Wei Yongjun
2013-11-05  5:23 ` Archit Taneja
2013-11-05  5:23 ` Archit Taneja

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