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

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Message-Id: <20200215194136.10131-13-slongerbeam@gmail.com>
Date:   Sat, 15 Feb 2020 11:41:31 -0800
From:   Steve Longerbeam <slongerbeam@...il.com>
To:     linux-media@...r.kernel.org
Cc:     Steve Longerbeam <slongerbeam@...il.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        devel@...verdev.osuosl.org (open list:STAGING SUBSYSTEM),
        linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX
        / MXC ARM ARCHITECTURE), linux-kernel@...r.kernel.org (open list)
Subject: [RESEND PATCH v3 12/17] media: imx: csi: Add missing notifier unregister/cleanup

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@...il.com>
---
 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