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>

parent c1fc1480

drivers/regulator/fixed.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -80,7 +80,10 @@ static int fixed_voltage_get_voltage(struct regulator_dev *dev)
		{
		struct fixed_voltage_data *data = rdev_get_drvdata(dev);

		if (data->microvolts)
		return data->microvolts;
		else
		return -EINVAL;
		}

		static int fixed_voltage_list_voltage(struct regulator_dev *dev,