linux-kernel - [PATCH] thermal: exynos: Fix an error code in exynos_tmu

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Message-ID: <20210810084413.GA23810@kili>
Date:   Tue, 10 Aug 2021 11:44:13 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Abhilash Kesavan <a.kesavan@...sung.com>
Cc:     Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Eduardo Valentin <edubezval@...il.com>,
        Lukasz Majewski <l.majewski@...sung.com>,
        linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH] thermal: exynos: Fix an error code in exynos_tmu_probe()

This error path return success but it should propagate the negative
error code from devm_clk_get().

Fixes: 6c247393cfdd ("thermal: exynos: Add TMU support for Exynos7 SoC")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
---
 drivers/thermal/samsung/exynos_tmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index e9a90bc23b11..f4ab4c5b4b62 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -1073,6 +1073,7 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 		data->sclk = devm_clk_get(&pdev->dev, "tmu_sclk");
 		if (IS_ERR(data->sclk)) {
 			dev_err(&pdev->dev, "Failed to get sclk\n");
+			ret = PTR_ERR(data->sclk);
 			goto err_clk;
 		} else {
 			ret = clk_prepare_enable(data->sclk);
-- 
2.20.1