Commit d84ace94 authored by Claudiu Beznea's avatar Claudiu Beznea Committed by Jonathan Cameron
Browse files

iio: adc: at91-sama5d2_adc: check return status for pressure and touch 



Check return status of at91_adc_read_position() and
at91_adc_read_pressure() in at91_adc_read_info_raw().

Fixes: 6794e23f ("iio: adc: at91-sama5d2_adc: add support for oversampling resolution")
Signed-off-by: default avatarClaudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220803102855.2191070-3-claudiu.beznea@microchip.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent bb73d5d9

drivers/iio/adc/at91-sama5d2_adc.c

+6 −2
Original line number Diff line number Diff line
@@ -1544,8 +1544,10 @@ static int at91_adc_read_info_raw(struct iio_dev *indio_dev, 
		*val = tmp_val;

		mutex_unlock(&st->lock);

		iio_device_release_direct_mode(indio_dev);

		if (ret > 0)

			ret = at91_adc_adjust_val_osr(st, val);



		return at91_adc_adjust_val_osr(st, val);

		return ret;

	}

	if (chan->type == IIO_PRESSURE) {

		ret = iio_device_claim_direct_mode(indio_dev);
@@ -1558,8 +1560,10 @@ static int at91_adc_read_info_raw(struct iio_dev *indio_dev, 
		*val = tmp_val;

		mutex_unlock(&st->lock);

		iio_device_release_direct_mode(indio_dev);

		if (ret > 0)

			ret = at91_adc_adjust_val_osr(st, val);



		return at91_adc_adjust_val_osr(st, val);

		return ret;

	}



	/* in this case we have a voltage channel */