linux-kernel - [PATCH 05/12] thermal/drivers/exynos: simplify with dev_err

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Message-Id: <20240709-thermal-probe-v1-5-241644e2b6e0@linaro.org>
Date: Tue, 09 Jul 2024 14:59:35 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: "Rafael J. Wysocki" <rafael@...nel.org>, 
 Daniel Lezcano <daniel.lezcano@...aro.org>, Zhang Rui <rui.zhang@...el.com>, 
 Lukasz Luba <lukasz.luba@....com>, 
 Florian Fainelli <florian.fainelli@...adcom.com>, 
 Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Bartlomiej Zolnierkiewicz <bzolnier@...il.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>, 
 Alim Akhtar <alim.akhtar@...sung.com>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Amit Kucheria <amitk@...nel.org>, 
 Thara Gopinath <thara.gopinath@...il.com>
Cc: linux-pm@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linux-samsung-soc@...r.kernel.org, imx@...ts.linux.dev, 
 linux-arm-msm@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 05/12] thermal/drivers/exynos: simplify with
 dev_err_probe()

Error handling in probe() can be a bit simpler with dev_err_probe().

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/thermal/samsung/exynos_tmu.c | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 1152871cc982..96cffb2c44ba 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -1037,17 +1037,14 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 		return ret;

 	data->clk = devm_clk_get(dev, "tmu_apbif");
-	if (IS_ERR(data->clk)) {
-		dev_err(dev, "Failed to get clock\n");
-		return PTR_ERR(data->clk);
-	}
+	if (IS_ERR(data->clk))
+		return dev_err_probe(dev, PTR_ERR(data->clk), "Failed to get clock\n");

 	data->clk_sec = devm_clk_get(dev, "tmu_triminfo_apbif");
 	if (IS_ERR(data->clk_sec)) {
-		if (data->soc == SOC_ARCH_EXYNOS5420_TRIMINFO) {
-			dev_err(dev, "Failed to get triminfo clock\n");
-			return PTR_ERR(data->clk_sec);
-		}
+		if (data->soc == SOC_ARCH_EXYNOS5420_TRIMINFO)
+			return dev_err_probe(dev, PTR_ERR(data->clk_sec),
+					     "Failed to get triminfo clock\n");
 	} else {
 		ret = clk_prepare(data->clk_sec);
 		if (ret) {
@@ -1067,8 +1064,7 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 	case SOC_ARCH_EXYNOS7:
 		data->sclk = devm_clk_get(dev, "tmu_sclk");
 		if (IS_ERR(data->sclk)) {
-			dev_err(dev, "Failed to get sclk\n");
-			ret = PTR_ERR(data->sclk);
+			ret = dev_err_probe(dev, PTR_ERR(data->sclk), "Failed to get sclk\n");
 			goto err_clk;
 		} else {
 			ret = clk_prepare_enable(data->sclk);
@@ -1091,9 +1087,7 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 	data->tzd = devm_thermal_of_zone_register(dev, 0, data,
 						  &exynos_sensor_ops);
 	if (IS_ERR(data->tzd)) {
-		ret = PTR_ERR(data->tzd);
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "Failed to register sensor: %d\n", ret);
+		ret = dev_err_probe(dev, PTR_ERR(data->tzd), "Failed to register sensor\n");
 		goto err_sclk;
 	}

-- 
2.43.0