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From:   Tiezhu Yang <yangtiezhu@loongson.cn>
To:     Chunfeng Yun <chunfeng.yun@mediatek.com>,
        Kishon Vijay Abraham I <kishon@ti.com>,
        Vinod Koul <vkoul@kernel.org>,
        Matthias Brugger <matthias.bgg@gmail.com>
Cc:     linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-phy@lists.infradead.org,
        linux-kernel@vger.kernel.org, lkp@intel.com,
        Dan Carpenter <dan.carpenter@oracle.com>,
        Heiko Stuebner <heiko@sntech.de>, kbuild@lists.01.org
Subject: [PATCH] phy: phy-mtk-tphy: Fix some resource leaks in mtk_phy_init()
Date:   Mon, 17 May 2021 21:20:00 +0800
Message-Id: <1621257600-15046-1-git-send-email-yangtiezhu@loongson.cn>
Precedence: bulk

Use clk_disable_unprepare() in the error path of mtk_phy_init() to fix
some resource leaks.

Fixes: cd4ec4b03dc1 ("phy: phy-mt65xx-usb3: add mediatek directory and rename file")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
---
 drivers/phy/mediatek/phy-mtk-tphy.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c
index cdbcc49..731c483 100644
--- a/drivers/phy/mediatek/phy-mtk-tphy.c
+++ b/drivers/phy/mediatek/phy-mtk-tphy.c
@@ -949,6 +949,8 @@ static int mtk_phy_init(struct phy *phy)
 		break;
 	default:
 		dev_err(tphy->dev, "incompatible PHY type\n");
+		clk_disable_unprepare(instance->ref_clk);
+		clk_disable_unprepare(instance->da_ref_clk);
 		return -EINVAL;
 	}
 
-- 
2.1.0