Re: [PATCH 2/8] [media] v4l2-async: Delete an error message for a failed memory allocation in v4l2_async_notifier_unregister()

[Sakari Ailus]

On Mon, Dec 26, 2016 at 09:45:50PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Mon, 26 Dec 2016 19:19:49 +0100
> 
> The script "checkpatch.pl" pointed information out like the following.
> 
> WARNING: Possible unnecessary 'out of memory' message
> 
> Thus fix the affected source code place.
> 
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/media/v4l2-core/v4l2-async.c | 5 -----
>  1 file changed, 5 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c
> index 277183f2d514..812d0b2a2f73 100644
> --- a/drivers/media/v4l2-core/v4l2-async.c
> +++ b/drivers/media/v4l2-core/v4l2-async.c
> @@ -203,11 +203,6 @@ void v4l2_async_notifier_unregister(struct v4l2_async_notifier *notifier)
>  		return;
>  
>  	dev = kmalloc_array(n_subdev, sizeof(*dev), GFP_KERNEL);
> -	if (!dev) {
> -		dev_err(notifier->v4l2_dev->dev,
> -			"Failed to allocate device cache!\n");
> -	}
> -

I'd leave the empty line where it is.

Acked-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>

>  	mutex_lock(&list_lock);
>  
>  	list_del(&notifier->list);
> -- 
> 2.11.0
> 
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-- 
Sakari Ailus
e-mail: sakari.ailus@xxxxxx	XMPP: sailus@xxxxxxxxxxxxxx