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>
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@ -80,7 +80,10 @@ static int fixed_voltage_get_voltage(struct regulator_dev *dev)
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{
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struct fixed_voltage_data *data = rdev_get_drvdata(dev);
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if (data->microvolts)
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return data->microvolts;
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else
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return -EINVAL;
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}
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static int fixed_voltage_list_voltage(struct regulator_dev *dev,
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