diff options
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 340db986b67f..afe94470b67f 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -568,13 +568,15 @@ static ssize_t regulator_uV_show(struct device *dev, struct device_attribute *attr, char *buf) { struct regulator_dev *rdev = dev_get_drvdata(dev); - ssize_t ret; + int uV; regulator_lock(rdev); - ret = sprintf(buf, "%d\n", regulator_get_voltage_rdev(rdev)); + uV = regulator_get_voltage_rdev(rdev); regulator_unlock(rdev); - return ret; + if (uV < 0) + return uV; + return sprintf(buf, "%d\n", uV); } static DEVICE_ATTR(microvolts, 0444, regulator_uV_show, NULL); |