linux-kernel - [PATCH] phy: samsung: Fix missing of_node_put() in exynos_sata_phy

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Message-Id: <20220309124856.32632-1-linmq006@gmail.com>
Date:   Wed,  9 Mar 2022 12:48:52 +0000
From:   Miaoqian Lin <linmq006@...il.com>
To:     Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Miaoqian Lin <linmq006@...il.com>,
        Girish K S <ks.giri@...sung.com>,
        Vasanth Ananthan <vasanth.a@...sung.com>,
        Yuvaraj Kumar C D <yuvaraj.cd@...il.com>,
        linux-phy@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] phy: samsung: Fix missing of_node_put() in exynos_sata_phy_probe

The device_node pointer is returned by of_parse_phandle() with refcount
incremented. We should use of_node_put() on it when done.

Fixes: bcff4cba41bc ("PHY: Exynos: Add Exynos5250 SATA PHY driver")
Signed-off-by: Miaoqian Lin <linmq006@...il.com>
---
 drivers/phy/samsung/phy-exynos5250-sata.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/phy/samsung/phy-exynos5250-sata.c b/drivers/phy/samsung/phy-exynos5250-sata.c
index 9ec234243f7c..6c305a3fe187 100644
--- a/drivers/phy/samsung/phy-exynos5250-sata.c
+++ b/drivers/phy/samsung/phy-exynos5250-sata.c
@@ -187,6 +187,7 @@ static int exynos_sata_phy_probe(struct platform_device *pdev)
 		return -EINVAL;
 
 	sata_phy->client = of_find_i2c_device_by_node(node);
+	of_node_put(node);
 	if (!sata_phy->client)
 		return -EPROBE_DEFER;
 
-- 
2.17.1