diff --git a/drivers/iio/dac/dpot-dac.c b/drivers/iio/dac/dpot-dac.c
index be61c3b01e8b..1a9609eda5c5 100644
--- a/drivers/iio/dac/dpot-dac.c
+++ b/drivers/iio/dac/dpot-dac.c
@@ -74,10 +74,11 @@ static int dpot_dac_read_raw(struct iio_dev *indio_dev,
 		case IIO_VAL_INT:
 			/*
 			 * Convert integer scale to fractional scale by
-			 * setting the denominator (val2) to one, and...
+			 * setting the denominator (val2) to one...
 			 */
 			*val2 = 1;
 			ret = IIO_VAL_FRACTIONAL;
+			/* ...and fall through. Say it again for GCC. */
 			fallthrough;
 		case IIO_VAL_FRACTIONAL:
 			*val *= regulator_get_voltage(dac->vref) / 1000;