[media] Staging: dt3155v4l: set error code on failure
Commit Message
We should be returning -ENOMEM here instead of success.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
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Comments
On Friday, May 09, 2014 8:55 PM, Dan Carpenter wrote:
>
> We should be returning -ENOMEM here instead of success.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
It looks good. video_device_alloc() calls kzalloc(); thus,
when video_device_alloc() returns NULL, '-ENOMEM' should be
returned.
Reviewed-by: Jingoo Han <jg1.han@samsung.com>
Best regards,
Jingoo Han
>
> diff --git a/drivers/staging/media/dt3155v4l/dt3155v4l.c b/drivers/staging/media/dt3155v4l/dt3155v4l.c
> index afbc2e5..178aa5b 100644
> --- a/drivers/staging/media/dt3155v4l/dt3155v4l.c
> +++ b/drivers/staging/media/dt3155v4l/dt3155v4l.c
> @@ -907,8 +907,10 @@ dt3155_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> if (!pd)
> return -ENOMEM;
> pd->vdev = video_device_alloc();
> - if (!pd->vdev)
> + if (!pd->vdev) {
> + err = -ENOMEM;
> goto err_video_device_alloc;
> + }
> *pd->vdev = dt3155_vdev;
> pci_set_drvdata(pdev, pd); /* for use in dt3155_remove() */
> video_set_drvdata(pd->vdev, pd); /* for use in video_fops */
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@@ -907,8 +907,10 @@ dt3155_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (!pd)
return -ENOMEM;
pd->vdev = video_device_alloc();
- if (!pd->vdev)
+ if (!pd->vdev) {
+ err = -ENOMEM;
goto err_video_device_alloc;
+ }
*pd->vdev = dt3155_vdev;
pci_set_drvdata(pdev, pd); /* for use in dt3155_remove() */
video_set_drvdata(pd->vdev, pd); /* for use in video_fops */