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regulator: Don't report zero volts for the fixed voltage regulator 

If we don't know what voltage the regulator is set to return an error
rather than reporting zero volts.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2011-11-02 11:38:45 +00:00
parent c1fc148024
commit aebe495895
1 changed files with 4 additions and 1 deletions
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5
drivers/regulator/fixed.c
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@ -80,7 +80,10 @@ static int fixed_voltage_get_voltage(struct regulator_dev *dev)
{
struct fixed_voltage_data *data = rdev_get_drvdata(dev);
return data->microvolts;
if (data->microvolts)
return data->microvolts;
else
return -EINVAL;
}
static int fixed_voltage_list_voltage(struct regulator_dev *dev,