diff --git a/drivers/staging/iio/adc/adt7410.c b/drivers/staging/iio/adc/adt7410.c
index a2defe64d10..9025161dfe0 100644
--- a/drivers/staging/iio/adc/adt7410.c
+++ b/drivers/staging/iio/adc/adt7410.c
@@ -257,7 +257,7 @@ static ssize_t adt7410_store_resolution(struct device *dev,
 
 	chip->config = config;
 
-	return ret;
+	return len;
 }
 
 static IIO_DEVICE_ATTR(resolution, S_IRUGO | S_IWUSR,