Re: [PATCH] drm/stm: ltdc: fix warnings in ltdc_plane_create()

Fri, 27 Apr 2018 06:00:51 -0700 


On 04/25/2018 09:13 AM, Yannick FERTRE wrote:
> Hi Philippe,
> 
> Reviewed-by: Yannick Fertré <[email protected]>
> 

Applied on drm-misc-next.
Many thanks,
Philippe :-)

> 
> On 04/19/2018 03:28 PM, Philippe Cornu wrote:
>> "make C=1" returns 2 warnings in ltdc_plane_create()
>> ("Using plain integer as NULL pointer"). This patch
>> fixes them.
>>
>> Signed-off-by: Philippe Cornu <[email protected]>
>> ---
>>    drivers/gpu/drm/stm/ltdc.c | 4 ++--
>>    1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
>> index 616191fe98ae..d997a6014d6c 100644
>> --- a/drivers/gpu/drm/stm/ltdc.c
>> +++ b/drivers/gpu/drm/stm/ltdc.c
>> @@ -860,13 +860,13 @@ static struct drm_plane *ltdc_plane_create(struct 
>> drm_device *ddev,
>>    
>>      plane = devm_kzalloc(dev, sizeof(*plane), GFP_KERNEL);
>>      if (!plane)
>> -            return 0;
>> +            return NULL;
>>    
>>      ret = drm_universal_plane_init(ddev, plane, possible_crtcs,
>>                                     &ltdc_plane_funcs, formats, nb_fmt,
>>                                     NULL, type, NULL);
>>      if (ret < 0)
>> -            return 0;
>> +            return NULL;
>>    
>>      drm_plane_helper_add(plane, &ltdc_plane_helper_funcs);
>>    
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