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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Lu Hongfei <luhongfei@vivo.com>,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Sasha Levin <sashal@kernel.org>,
	mchehab@kernel.org, matthias.bgg@gmail.com,
	moudy.ho@mediatek.com, sakari.ailus@linux.intel.com,
	sunke32@huawei.com, arnd@arndb.de, drv@mailo.com,
	linux-media@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org
Subject: [PATCH AUTOSEL 6.5 01/28] media: mdp3: Fix resource leaks in of_find_device_by_node
Date: Fri,  8 Sep 2023 20:35:35 -0400	[thread overview]
Message-ID: <20230909003604.3579407-1-sashal@kernel.org> (raw)

From: Lu Hongfei <luhongfei@vivo.com>

[ Upstream commit 35ca8ce495366909b4c2e701d1356570dd40c4e2 ]

Use put_device to release the object get through of_find_device_by_node,
avoiding resource leaks.

Signed-off-by: Lu Hongfei <luhongfei@vivo.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
index a605e80c7dc36..b0ca2b3a8a739 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
@@ -892,11 +892,13 @@ static int mdp_get_subsys_id(struct mdp_dev *mdp, struct device *dev,
 	ret = cmdq_dev_get_client_reg(&comp_pdev->dev, &cmdq_reg, index);
 	if (ret != 0) {
 		dev_err(&comp_pdev->dev, "cmdq_dev_get_subsys fail!\n");
+		put_device(&comp_pdev->dev);
 		return -EINVAL;
 	}
 
 	comp->subsys_id = cmdq_reg.subsys;
 	dev_dbg(&comp_pdev->dev, "subsys id=%d\n", cmdq_reg.subsys);
+	put_device(&comp_pdev->dev);
 
 	return 0;
 }
-- 
2.40.1


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             reply	other threads:[~2023-09-09  0:36 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-09  0:35 Sasha Levin [this message]
2023-09-09  0:35 ` [PATCH AUTOSEL 6.5 22/28] usb: chipidea: add workaround for chipidea PEC bug Sasha Levin

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