1 files changed, 10 insertions, 18 deletions

diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c
index 799a8dc3e248..2cecbe0adb3f 100644
--- a/drivers/iio/pressure/zpa2326.c
+++ b/drivers/iio/pressure/zpa2326.c
@@ -1244,19 +1244,17 @@ static int zpa2326_postenable_buffer(struct iio_dev *indio_dev)
 	const struct zpa2326_private *priv = iio_priv(indio_dev);
 	int                           err;
 
-	/* Plug our own trigger event handler. */
-	err = iio_triggered_buffer_postenable(indio_dev);
-	if (err)
-		goto err;
-
 	if (!priv->waken) {
 		/*
 		 * We were already power supplied. Just clear hardware FIFO to
 		 * get rid of samples acquired during previous rounds (if any).
 		 */
 		err = zpa2326_clear_fifo(indio_dev, 0);
-		if (err)
-			goto err_buffer_predisable;
+		if (err) {
+			zpa2326_err(indio_dev,
+				    "failed to enable buffering (%d)", err);
+			return err;
+		}
 	}
 
 	if (!iio_trigger_using_own(indio_dev) && priv->waken) {
@@ -1265,18 +1263,14 @@ static int zpa2326_postenable_buffer(struct iio_dev *indio_dev)
 		 * powered up: reconfigure one-shot mode.
 		 */
 		err = zpa2326_config_oneshot(indio_dev, priv->irq);
-		if (err)
-			goto err_buffer_predisable;
+		if (err) {
+			zpa2326_err(indio_dev,
+				    "failed to enable buffering (%d)", err);
+			return err;
+		}
 	}
 
 	return 0;
-
-err_buffer_predisable:
-	iio_triggered_buffer_predisable(indio_dev);
-err:
-	zpa2326_err(indio_dev, "failed to enable buffering (%d)", err);
-
-	return err;
 }
 
 static int zpa2326_postdisable_buffer(struct iio_dev *indio_dev)
@@ -1289,7 +1283,6 @@ static int zpa2326_postdisable_buffer(struct iio_dev *indio_dev)
 static const struct iio_buffer_setup_ops zpa2326_buffer_setup_ops = {
 	.preenable   = zpa2326_preenable_buffer,
 	.postenable  = zpa2326_postenable_buffer,
-	.predisable  = iio_triggered_buffer_predisable,
 	.postdisable = zpa2326_postdisable_buffer
 };
 
@@ -1603,7 +1596,6 @@ static struct iio_dev *zpa2326_create_managed_iiodev(struct device *device,
 
 	/* Setup for userspace synchronous on demand sampling. */
 	indio_dev->modes = INDIO_DIRECT_MODE;
-	indio_dev->dev.parent = device;
 	indio_dev->channels = zpa2326_channels;
 	indio_dev->num_channels = ARRAY_SIZE(zpa2326_channels);
 	indio_dev->name = name;