diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c
index deaf600d96fba306214765d6f21ec5d09cba7df5..0d0884d3b246000fb2a421871797a58aef6426c6 100644
--- a/drivers/iio/adc/ad7124.c
+++ b/drivers/iio/adc/ad7124.c
@@ -642,7 +642,7 @@ static int ad7124_write_raw(struct iio_dev *indio_dev,
 
 	switch (info) {
 	case IIO_CHAN_INFO_SAMP_FREQ:
-		if (val2 != 0) {
+		if (val2 != 0 || val == 0) {
 			ret = -EINVAL;
 			break;
 		}