From aebe495895f5542213dd17a644647b0aae8353f0 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 2 Nov 2011 11:38:45 +0000 Subject: [PATCH] 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 --- drivers/regulator/fixed.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c index 21ecf212a522..ccbead06c8f3 100644 --- a/drivers/regulator/fixed.c +++ b/drivers/regulator/fixed.c @@ -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, -- GitLab