Check return status of at91_adc_read_position() and
at91_adc_read_pressure() in at91_adc_read_info_raw().
Fixes: 6794e23fa3fe ("iio: adc: at91-sama5d2_adc: add support for oversampling resolution")
Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
---
drivers/iio/adc/at91-sama5d2_adc.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index ac9ef89fba17..08d1f806c839 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -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 */
--
2.34.1
