linux-kernel - [PATCH] media: platform: mtk-mdp: add missed destroy

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Message-Id: <20191113063759.8838-1-hslester96@gmail.com>
Date:   Wed, 13 Nov 2019 14:37:59 +0800
From:   Chuhong Yuan <hslester96@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Minghsiu Tsai <minghsiu.tsai@...iatek.com>,
        Houlong Wei <houlong.wei@...iatek.com>,
        Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-media@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Chuhong Yuan <hslester96@...il.com>
Subject: [PATCH] media: platform: mtk-mdp: add missed destroy_workqueue in remove

The driver misses destroying wdt_wq when remove like what is done when
probe fails.
Add the missed calls like what is done to job_wq to fix it.

Signed-off-by: Chuhong Yuan <hslester96@...il.com>
---
 drivers/media/platform/mtk-mdp/mtk_mdp_core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
index c1e29a46ae69..aeaed2cf4458 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
@@ -229,6 +229,9 @@ static int mtk_mdp_remove(struct platform_device *pdev)
 	mtk_mdp_unregister_m2m_device(mdp);
 	v4l2_device_unregister(&mdp->v4l2_dev);
 
+	flush_workqueue(mdp->wdt_wq);
+	destroy_workqueue(mdp->wdt_wq);
+
 	flush_workqueue(mdp->job_wq);
 	destroy_workqueue(mdp->job_wq);
 
-- 
2.23.0