linux-kernel - Re: [PATCH 17/21] drm/tilcdc: remove check for return value of debugfs functions.

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Message-ID: <alpine.LNX.2.21.99999.375.2002271516120.19554@wambui>
Date:   Thu, 27 Feb 2020 15:23:31 +0300 (EAT)
From:   Wambui Karuga <wambui.karugax@...il.com>
To:     Jyri Sarha <jsarha@...com>
cc:     Wambui Karuga <wambui.karugax@...il.com>, daniel@...ll.ch,
        airlied@...ux.ie, Tomi Valkeinen <tomi.valkeinen@...com>,
        linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 17/21] drm/tilcdc: remove check for return value of
 debugfs functions.



On Thu, 27 Feb 2020, Jyri Sarha wrote:

> On 27/02/2020 14:02, Wambui Karuga wrote:
>> Since 987d65d01356 (drm: debugfs: make
>> drm_debugfs_create_files() never fail), drm_debugfs_create_files() never
>> fails. Therefore, 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, and
>> declare tilcdc_debugfs_init() as void.
>>
>> Signed-off-by: Wambui Karuga <wambui.karugax@...il.com>
>
>
> Ok, so this is a part of a bigger series.
>
Yes, this was converted to a series after initial feedback. Thanks for 
your review

wambui karuga.
> Acked-by: Jyri Sarha <jsarha@...com>
>
> I assume the series will be merged as one without my involvement. Please
> let me know if that is not the case.
>
> BR,
> Jyri
>
>> ---
>>  drivers/gpu/drm/tilcdc/tilcdc_drv.c | 17 ++++-------------
>>  1 file changed, 4 insertions(+), 13 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
>> index 0791a0200cc3..78c1877d13a8 100644
>> --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
>> +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
>> @@ -478,26 +478,17 @@ static struct drm_info_list tilcdc_debugfs_list[] = {
>>  		{ "mm",   tilcdc_mm_show,   0 },
>>  };
>>
>> -static int tilcdc_debugfs_init(struct drm_minor *minor)
>> +static void 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;
>>  }
>>  #endif
>>
>>
>
>
> -- 
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