[PATCH v2] drm/etnaviv: Fix driver unregistering

[Fabio Estevam]

Hi Philipp,

On Mon, Jun 25, 2018 at 5:02 AM, Philipp Zabel <p.zabel at pengutronix.de> wrote:

>> +static struct platform_device *etnaviv_drm;
>> +
>>  static int __init etnaviv_init(void)
>>  {
>>       int ret;
>> @@ -654,7 +656,8 @@ static int __init etnaviv_init(void)
>>               if (!of_device_is_available(np))
>>                       continue;
>>
>> -             platform_device_register_simple("etnaviv", -1, NULL, 0);
>> +             etnaviv_drm = platform_device_register_simple("etnaviv", -1,
>> +                                                           NULL, 0);
>
> If there are multiple vivante,gc device nodes, this overwrites
> etnaviv_drm with each additional device after the first one.

In fact there are multiple vivante,gc device nodes, but
platform_device_register_simple() is only called once as expected.

I will make this clear and will also check for the error code on
platform_device_register_simple().

Thanks