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media: mdp3: Fix resource leaks in of_find_device_by_node

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[ Upstream commit 35ca8ce495 ]

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>
This commit is contained in:
Lu Hongfei
2023-05-30 18:17:18 +08:00
committed by Greg Kroah-Hartman
parent b78796126f
commit 8ba9d91c8f
1 changed files with 2 additions and 0 deletions
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2
drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
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@@ -775,11 +775,13 @@ static int mdp_get_subsys_id(struct device *dev, struct device_node *node,
ret = cmdq_dev_get_client_reg(&comp_pdev->dev, &cmdq_reg, index); ret = cmdq_dev_get_client_reg(&comp_pdev->dev, &cmdq_reg, index);
if (ret != 0) { if (ret != 0) {
dev_err(&comp_pdev->dev, "cmdq_dev_get_subsys fail!\n"); dev_err(&comp_pdev->dev, "cmdq_dev_get_subsys fail!\n");
put_device(&comp_pdev->dev);
return -EINVAL; return -EINVAL;
} }
comp->subsys_id = cmdq_reg.subsys; comp->subsys_id = cmdq_reg.subsys;
dev_dbg(&comp_pdev->dev, "subsys id=%d\n", cmdq_reg.subsys); dev_dbg(&comp_pdev->dev, "subsys id=%d\n", cmdq_reg.subsys);
put_device(&comp_pdev->dev);
return 0; return 0;
} }