Re: [PATCH v2 1/2] media: bcm2835-unicam: Do not replace IRQ retcode during probe

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Hi Ricardo,

Thank you for the patch.

On Mon, May 06, 2024 at 07:24:46PM +0000, Ricardo Ribalda wrote:
> platform_get_irq() cannot return the value 0. It will either return a non-zero
> irq or a errcode.
> 
> If a errcode is returned, we need to populate the error code upwards. It will
> give a more accurate reason of why it failed to the caller, who might decide
> to retry later.
> 
> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>

Aren't git commit messages supposed to be wrapped at 72 columns ?

Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> ---
>  drivers/media/platform/broadcom/bcm2835-unicam.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/media/platform/broadcom/bcm2835-unicam.c b/drivers/media/platform/broadcom/bcm2835-unicam.c
> index bd2bbb53070e..60c0fe956c58 100644
> --- a/drivers/media/platform/broadcom/bcm2835-unicam.c
> +++ b/drivers/media/platform/broadcom/bcm2835-unicam.c
> @@ -2660,9 +2660,8 @@ static int unicam_probe(struct platform_device *pdev)
>  	}
>  
>  	ret = platform_get_irq(pdev, 0);
> -	if (ret <= 0) {
> +	if (ret < 0) {
>  		dev_err(&pdev->dev, "No IRQ resource\n");
> -		ret = -EINVAL;
>  		goto err_unicam_put;
>  	}
>  
> @@ -2670,7 +2669,6 @@ static int unicam_probe(struct platform_device *pdev)
>  			       "unicam_capture0", unicam);
>  	if (ret) {
>  		dev_err(&pdev->dev, "Unable to request interrupt\n");
> -		ret = -EINVAL;
>  		goto err_unicam_put;
>  	}
>  

-- 
Regards,

Laurent Pinchart




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