diff --git a/drivers/amlogic/iio/adc/meson_saradc.c b/drivers/amlogic/iio/adc/meson_saradc.c
index 581f1d07af1a..c34cb78099e7 100644
--- a/drivers/amlogic/iio/adc/meson_saradc.c
+++ b/drivers/amlogic/iio/adc/meson_saradc.c
@@ -962,7 +962,9 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
 		regval |= i << MESON_SAR_ADC_AUX_SW_MUX_SEL_CHAN_SHIFT(i);
 	regval |= MESON_SAR_ADC_AUX_SW_YP_DRIVE_SW;
 	regval |= MESON_SAR_ADC_AUX_SW_XP_DRIVE_SW;
-	regmap_write(priv->regmap, MESON_SAR_ADC_AUX_SW, regval);
+	ret = regmap_write(priv->regmap, MESON_SAR_ADC_AUX_SW, regval);
+	if (ret)
+		return ret;
 
 	/* must be set to <1> for g12a and later SoCs */
 	regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,