linux-kernel - [PATCH 1/3] net: hisilicon: hip04: fix OF node leak in probe()

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Message-ID: <20240825185311.109835-1-krzysztof.kozlowski@linaro.org>
Date: Sun, 25 Aug 2024 20:53:09 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Yisen Zhuang <yisen.zhuang@...wei.com>,
	Salil Mehta <salil.mehta@...wei.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/3] net: hisilicon: hip04: fix OF node leak in probe()

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

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/net/ethernet/hisilicon/hip04_eth.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c
index b91e7a06b97f..beb815e5289b 100644
--- a/drivers/net/ethernet/hisilicon/hip04_eth.c
+++ b/drivers/net/ethernet/hisilicon/hip04_eth.c
@@ -947,6 +947,7 @@ static int hip04_mac_probe(struct platform_device *pdev)
 	priv->tx_coalesce_timer.function = tx_done;
 
 	priv->map = syscon_node_to_regmap(arg.np);
+	of_node_put(arg.np);
 	if (IS_ERR(priv->map)) {
 		dev_warn(d, "no syscon hisilicon,hip04-ppe\n");
 		ret = PTR_ERR(priv->map);
-- 
2.43.0