diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2022-07-07 17:54:45 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-07-19 11:30:05 +0300 |
| commit | 06ee60eb507f00fb3643876ec05318c63332dc88 (patch) | |
| tree | 72a298f75f0ee18f12acb953c00b094824e8c388 /drivers/iio/adc/max1027.c | |
| parent | 7aa68dcce0ab8f1211953799eaee282b301ee719 (diff) | |
| download | linux-06ee60eb507f00fb3643876ec05318c63332dc88.tar.xz | |
iio: adc: max1027: unlock on error path in max1027_read_single_value()
If max1027_wait_eoc() fails then call iio_device_release_direct_mode()
before returning.
Fixes: a0e831653ef9 ("iio: adc: max1027: Introduce an end of conversion helper")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YsbztVuAXnau2cIZ@kili
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/adc/max1027.c')
| -rw-r--r-- | drivers/iio/adc/max1027.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c index b725d012625c..136fcf753837 100644 --- a/drivers/iio/adc/max1027.c +++ b/drivers/iio/adc/max1027.c @@ -349,8 +349,7 @@ static int max1027_read_single_value(struct iio_dev *indio_dev, if (ret < 0) { dev_err(&indio_dev->dev, "Failed to configure conversion register\n"); - iio_device_release_direct_mode(indio_dev); - return ret; + goto release; } /* @@ -360,11 +359,12 @@ static int max1027_read_single_value(struct iio_dev *indio_dev, */ ret = max1027_wait_eoc(indio_dev); if (ret) - return ret; + goto release; /* Read result */ ret = spi_read(st->spi, st->buffer, (chan->type == IIO_TEMP) ? 4 : 2); +release: iio_device_release_direct_mode(indio_dev); if (ret < 0) |