[PATCH -next] media: imx-jpeg: Fix return value check in mxc_jpeg_attach_pm_domains()

[Mirela Rabulea]

Hi,
On Tue, 2021-03-23 at 11:29 +0000, 'w00385741 wrote:
> From: Wei Yongjun <weiyongjun1 at huawei.com>
> 
> In case of error, the function device_link_add() returns NULL
> pointer not ERR_PTR(). The IS_ERR() test in the return value
> check should be replaced with NULL test.
> 
> Fixes: 2db16c6ed72c ("media: imx-jpeg: Add V4L2 driver for i.MX8 JPEG
> Encoder/Decoder")
> Reported-by: Hulk Robot <hulkci at huawei.com>
> Signed-off-by: Wei Yongjun <weiyongjun1 at huawei.com>
> ---
>  drivers/media/platform/imx-jpeg/mxc-jpeg.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/imx-jpeg/mxc-jpeg.c
> b/drivers/media/platform/imx-jpeg/mxc-jpeg.c
> index 2d29558f1864..9509eb9d939a 100644
> --- a/drivers/media/platform/imx-jpeg/mxc-jpeg.c
> +++ b/drivers/media/platform/imx-jpeg/mxc-jpeg.c
> @@ -1943,8 +1943,8 @@ static int mxc_jpeg_attach_pm_domains(struct
> mxc_jpeg_dev *jpeg)
>  						   DL_FLAG_STATELESS |
>  						   DL_FLAG_PM_RUNTIME |
>  						   DL_FLAG_RPM_ACTIVE);
> -		if (IS_ERR(jpeg->pd_link[i])) {
> -			ret = PTR_ERR(jpeg->pd_link[i]);
> +		if (!jpeg->pd_link[i]) {
> +			ret = -EINVAL;
>  			goto fail;
>  		}
>  	}
> 
Thanks for the patch.

Reviewed-by: Mirela Rabulea <mirela.rabulea at nxp.com>

Regards,
Mirela