linux-kernel - Re: [PATCH] drm/tilcdc: remove check for return value of debugfs functions.

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Date:   Thu, 27 Feb 2020 12:56:15 +0200
From:   Jyri Sarha <jsarha@...com>
To:     Wambui Karuga <wambui.karugax@...il.com>, <tomi.valkeinen@...com>,
        <airlied@...ux.ie>, <daniel@...ll.ch>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] drm/tilcdc: remove check for return value of debugfs
 functions.

On 18/02/2020 17:55, Wambui Karuga wrote:
> Remove the check and error handling of the return value of
> drm_debugfs_create_files as it is not needed in tilcdc_debugfs_init.
> Also remove local variables that are not used after the changes.
> 
> Signed-off-by: Wambui Karuga <wambui.karugax@...il.com>

Reviewed-by: Jyri Sarha <jsarha@...com>
Tested-by: Jyri Sarha <jsarha@...com>

I'll merge this to drm-misc-next tomorrow.

Thank you for the patch,
Jyri


> ---
>  drivers/gpu/drm/tilcdc/tilcdc_drv.c | 15 ++++-----------
>  1 file changed, 4 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
> index 0791a0200cc3..3f7071eb9c78 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
> @@ -480,24 +480,17 @@ static struct drm_info_list tilcdc_debugfs_list[] = {
>  
>  static int tilcdc_debugfs_init(struct drm_minor *minor)
>  {
> -	struct drm_device *dev = minor->dev;
>  	struct tilcdc_module *mod;
> -	int ret;
>  
> -	ret = drm_debugfs_create_files(tilcdc_debugfs_list,
> -			ARRAY_SIZE(tilcdc_debugfs_list),
> -			minor->debugfs_root, minor);
> +	drm_debugfs_create_files(tilcdc_debugfs_list,
> +				 ARRAY_SIZE(tilcdc_debugfs_list),
> +				 minor->debugfs_root, minor);
>  
>  	list_for_each_entry(mod, &module_list, list)
>  		if (mod->funcs->debugfs_init)
>  			mod->funcs->debugfs_init(mod, minor);
>  
> -	if (ret) {
> -		dev_err(dev->dev, "could not install tilcdc_debugfs_list\n");
> -		return ret;
> -	}
> -
> -	return ret;
> +	return 0;
>  }
>  #endif
>  
> 


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