diff --git a/drivers/iio/adc/max9611.c b/drivers/iio/adc/max9611.c
index ce9af43fa2de7c61592d488103cb78d7eaff6ad8..49c1956e6a6742f6189e3ce7dcb19cd9af4fb039 100644
--- a/drivers/iio/adc/max9611.c
+++ b/drivers/iio/adc/max9611.c
@@ -483,7 +483,7 @@ static int max9611_init(struct max9611_dev *max9611)
 	if (ret)
 		return ret;
 
-	regval = ret & MAX9611_TEMP_MASK;
+	regval &= MAX9611_TEMP_MASK;
 
 	if ((regval > MAX9611_TEMP_MAX_POS &&
 	     regval < MAX9611_TEMP_MIN_NEG) ||