iio: adc: cc10001: Fix regulator_get_voltage() return value check

regulator_get_voltage() returns a non-negative value in case of success, and a negative error in case of error. Let's fix this. Fixes: 1664f6a ("iio: adc: Cosmic Circuits 10001 ADC driver") Signed-off-by: Naidu Tellapati <[email protected]> Signed-off-by: Ezequiel Garcia <[email protected]> Signed-off-by: Jonathan Cameron <[email protected]>
niw · May 12, 2015 · 65a761b · 65a761b
1 parent 713276e
commit 65a761b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/iio/adc/cc10001_adc.c b/drivers/iio/adc/cc10001_adc.c
@@ -230,7 +230,7 @@ static int cc10001_adc_read_raw(struct iio_dev *indio_dev,
 
 	case IIO_CHAN_INFO_SCALE:
 		ret = regulator_get_voltage(adc_dev->reg);
-		if (ret)
+		if (ret < 0)
 			return ret;
 
 		*val = ret / 1000;