[RESEND PATCH v3 12/17] media: imx: csi: Add missing notifier unregister/cleanup

[Steve Longerbeam]

Add the missing calls to unregister and cleanup the subdev notifier in
imx_csi_remove().

Fixes: c893500a16baf ("media: imx: csi: Register a subdev notifier")
Signed-off-by: Steve Longerbeam <slongerbeam@xxxxxxxxx>
---
 drivers/staging/media/imx/imx-media-csi.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c
index 3e2afdd59276..bea6a70cc353 100644
--- a/drivers/staging/media/imx/imx-media-csi.c
+++ b/drivers/staging/media/imx/imx-media-csi.c
@@ -2030,6 +2030,8 @@ static int imx_csi_remove(struct platform_device *pdev)
 
 	v4l2_ctrl_handler_free(&priv->ctrl_hdlr);
 	mutex_destroy(&priv->lock);
+	v4l2_async_notifier_unregister(&priv->notifier);
+	v4l2_async_notifier_cleanup(&priv->notifier);
 	v4l2_async_unregister_subdev(sd);
 	media_entity_cleanup(&sd->entity);
 
-- 
2.17.1