[v1] media: Fix coccinelle warning/errors

[PATCH 07/35] media: staging: sun6i-isp: Remove redundant printk

Posted by Ricardo Ribalda 5 months, 1 week ago

platform_get_irq() already prints an error for us.

Found by cocci:
drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c:389:2-9: line 389 is redundant because platform_get_irq() already prints an error

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
 drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
index 5c0a45394cba..a6424fe7023b 100644
--- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
+++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
@@ -386,7 +386,6 @@ static int sun6i_isp_resources_setup(struct sun6i_isp_device *isp_dev,
 
 	irq = platform_get_irq(platform_dev, 0);
 	if (irq < 0) {
-		dev_err(dev, "failed to get interrupt\n");
 		ret = -ENXIO;
 		goto error_clock_rate_exclusive;
 	}

-- 
2.44.0.683.g7961c838ac-goog

Re: [PATCH 07/35] media: staging: sun6i-isp: Remove redundant printk

Posted by Dan Carpenter 5 months ago

On Mon, Apr 15, 2024 at 07:34:24PM +0000, Ricardo Ribalda wrote:
> platform_get_irq() already prints an error for us.
> 
> Found by cocci:
> drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c:389:2-9: line 389 is redundant because platform_get_irq() already prints an error
> 
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
> ---
>  drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
> index 5c0a45394cba..a6424fe7023b 100644
> --- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
> +++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
> @@ -386,7 +386,6 @@ static int sun6i_isp_resources_setup(struct sun6i_isp_device *isp_dev,
>  
>  	irq = platform_get_irq(platform_dev, 0);
>  	if (irq < 0) {
> -		dev_err(dev, "failed to get interrupt\n");
>  		ret = -ENXIO;

This is more fall out from when irq functions used to return zero (16
years ago).  Instead of ret = -ENXIO, set ret = irq.

regards,
dan carpenter

Re: [PATCH 07/35] media: staging: sun6i-isp: Remove redundant printk

Posted by Jernej Škrabec 5 months, 1 week ago

Dne ponedeljek, 15. april 2024 ob 21:34:24 GMT +2 je Ricardo Ribalda napisal(a):
> platform_get_irq() already prints an error for us.
> 
> Found by cocci:
> drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c:389:2-9: line 389 is redundant because platform_get_irq() already prints an error
> 
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>

Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>

Best regards,
Jernej

> ---
>  drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
> index 5c0a45394cba..a6424fe7023b 100644
> --- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
> +++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c
> @@ -386,7 +386,6 @@ static int sun6i_isp_resources_setup(struct sun6i_isp_device *isp_dev,
>  
>  	irq = platform_get_irq(platform_dev, 0);
>  	if (irq < 0) {
> -		dev_err(dev, "failed to get interrupt\n");
>  		ret = -ENXIO;
>  		goto error_clock_rate_exclusive;
>  	}
> 
>