netdev - [PATCH AUTOSEL 6.6 014/139] net: hisilicon: hns

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Message-ID: <20240925121137.1307574-14-sashal@kernel.org>
Date: Wed, 25 Sep 2024 08:07:14 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	Simon Horman <horms@...nel.org>,
	Jakub Kicinski <kuba@...nel.org>,
	Sasha Levin <sashal@...nel.org>,
	yisen.zhuang@...wei.com,
	salil.mehta@...wei.com,
	davem@...emloft.net,
	edumazet@...gle.com,
	pabeni@...hat.com,
	netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 6.6 014/139] net: hisilicon: hns_mdio: fix OF node leak in probe()

From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

[ Upstream commit e62beddc45f487b9969821fad3a0913d9bc18a2f ]

Driver is leaking OF node reference from
of_parse_phandle_with_fixed_args() in probe().

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reviewed-by: Simon Horman <horms@...nel.org>
Link: https://patch.msgid.link/20240827144421.52852-4-krzysztof.kozlowski@linaro.org
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/hisilicon/hns_mdio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c
index 409a89d802208..9ffd479c75088 100644
--- a/drivers/net/ethernet/hisilicon/hns_mdio.c
+++ b/drivers/net/ethernet/hisilicon/hns_mdio.c
@@ -575,6 +575,7 @@ static int hns_mdio_probe(struct platform_device *pdev)
 						MDIO_SC_RESET_ST;
 				}
 			}
+			of_node_put(reg_args.np);
 		} else {
 			dev_warn(&pdev->dev, "find syscon ret = %#x\n", ret);
 			mdio_dev->subctrl_vbase = NULL;
-- 
2.43.0