Re: [RFC][PATCH] regulator: Fix _regulator_get_voltage if get_voltagecallback is NULL

From: Axel Lin
Date: Wed May 18 2011 - 21:47:50 EST


2011/5/19 Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>:
> On Wed, May 18, 2011 at 09:01:58PM +0800, Axel Lin wrote:
>
>> @@ -1886,13 +1886,15 @@ static int _regulator_get_voltage(struct regulator_dev *rdev)
>>               if (sel < 0)
>>                       return sel;
>>               ret = rdev->desc->ops->list_voltage(rdev, sel);
>> +             goto out;
>>       }
>
> Why are you adding this goto?  It's not going to change anything...
>
no matter what ret value returns from rdev->desc->ops->list_voltage(rdev, sel);

In the case of rdev->desc->ops->get_voltage is NULL,
current implementation will always return -EINVAL;

Regards,
Axel
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