diff --git a/[refs] b/[refs]
index 181963d3e585..6bfb765746f1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f1a61a8888afb9c21bb7efdd25f2755b01f065d3
+refs/heads/master: 75bb23a2150e385230d1db52065641ca7cef63d3
diff --git a/trunk/drivers/staging/iio/dac/ad5791.c b/trunk/drivers/staging/iio/dac/ad5791.c
index 9ba45f1a2379..6fbca8d96153 100644
--- a/trunk/drivers/staging/iio/dac/ad5791.c
+++ b/trunk/drivers/staging/iio/dac/ad5791.c
@@ -239,7 +239,7 @@ static int ad5791_read_raw(struct iio_dev *indio_dev,
 		return IIO_VAL_INT;
 	case (1 << IIO_CHAN_INFO_SCALE_SHARED):
 		*val = 0;
-		*val2 = (st->vref_mv * 1000) >> chan->scan_type.realbits;
+		*val2 = (((u64)st->vref_mv) * 1000000ULL) >> chan->scan_type.realbits;
 		return IIO_VAL_INT_PLUS_MICRO;
 	case (1 << IIO_CHAN_INFO_OFFSET_SHARED):
 		val64 = (((u64)st->vref_neg_mv) << chan->scan_type.realbits);