Re: [PATCH v3 1/6] rcar-vin: Fix incorrect return statement in rvin_try_format()

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Hi Niklas,

On 04/09/2019 22:54, Niklas Söderlund wrote:
> While refactoring code the return statement became corrupted, fix it by
> returning the correct return code.
> 
> Reported-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> Fixes: 897e371389e77514 ("media: rcar-vin: simplify how formats are set and reset"
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>


Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>

> ---
> 
> * Changes since v2
> - Set ret to 0 if the subdevice do not implement set_fmt and returns
>   -ENOIOCTLCMD instead of returning the not implemented error.
> ---
>  drivers/media/platform/rcar-vin/rcar-v4l2.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> index cbc1c07f0a9631a4..ec2796413e26822d 100644
> --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
> +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
> @@ -208,6 +208,7 @@ static int rvin_try_format(struct rvin_dev *vin, u32 which,
>  	ret = v4l2_subdev_call(sd, pad, set_fmt, pad_cfg, &format);
>  	if (ret < 0 && ret != -ENOIOCTLCMD)
>  		goto done;
> +	ret = 0;
>  
>  	v4l2_fill_pix_format(pix, &format.format);
>  
> @@ -242,7 +243,7 @@ static int rvin_try_format(struct rvin_dev *vin, u32 which,
>  done:
>  	v4l2_subdev_free_pad_config(pad_cfg);
>  
> -	return 0;
> +	return ret;
>  }
>  
>  static int rvin_querycap(struct file *file, void *priv,
> 




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