Staging: iio/adc/ad7150: release lock on error

The error_ret label should have been before the mutex_unlock().  It's
a typo.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/iio/adc/ad7150.c b/drivers/staging/iio/adc/ad7150.c
index 89434205b6f1a2d7f82424ee80fd5f25b838c33d..d1767d8f8bdbc62880ee3e6815d5fe8163ad0013 100644 (file)
--- a/drivers/staging/iio/adc/ad7150.c
+++ b/drivers/staging/iio/adc/ad7150.c
@@ -332,8 +332,8 @@ static int ad7150_write_event_value(struct iio_dev *indio_dev,
        /* write back if active */
        ret = ad7150_write_event_params(indio_dev, event_code);
 
-       mutex_unlock(&chip->state_lock);
 error_ret:
+       mutex_unlock(&chip->state_lock);
        return ret;
 }