diff --git a/drivers/iio/accel/adxl372.c b/drivers/iio/accel/adxl372.c
index c4193286eb0538e51c6741f32612807c9d8068fc..ef8dd557877bd44570e84579b1af89e6b02cc523 100644
--- a/drivers/iio/accel/adxl372.c
+++ b/drivers/iio/accel/adxl372.c
@@ -1050,7 +1050,7 @@ static int adxl372_buffer_postenable(struct iio_dev *indio_dev)
 	st->fifo_format = adxl372_axis_lookup_table[i].fifo_format;
 	st->fifo_axis_mask = adxl372_axis_lookup_table[i].bits;
 	st->fifo_set_size = bitmap_weight(indio_dev->active_scan_mask,
-					  indio_dev->masklength);
+					  iio_get_masklength(indio_dev));
 
 	/* Configure the FIFO to store sets of impact event peak. */
 	if (st->peak_fifo_mode_en) {