media: mdp3: Fix resource leaks in of_find_device_by_node

[ Upstream commit 35ca8ce ] Use put_device to release the object get through of_find_device_by_node, avoiding resource leaks. Signed-off-by: Lu Hongfei <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
NVIDIA · Sep 23, 2023 · fa48112 · fa48112
1 parent a9d6539
commit fa48112
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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;
 }