linux-kernel - [PATCH 2/2] thermal: imx8mm: Use dev_err

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Message-Id: <1597114715-1073-2-git-send-email-Anson.Huang@nxp.com>
Date:   Tue, 11 Aug 2020 10:58:35 +0800
From:   Anson Huang <Anson.Huang@....com>
To:     rui.zhang@...el.com, daniel.lezcano@...aro.org, amitk@...nel.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Linux-imx@....com
Subject: [PATCH 2/2] thermal: imx8mm: Use dev_err_probe() to simplify error handling

dev_err_probe() can reduce code size, uniform error handling and record the
defer probe reason etc., use it to simplify the code.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 drivers/thermal/imx8mm_thermal.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/thermal/imx8mm_thermal.c b/drivers/thermal/imx8mm_thermal.c
index f5124f1..91d8e20 100644
--- a/drivers/thermal/imx8mm_thermal.c
+++ b/drivers/thermal/imx8mm_thermal.c
@@ -146,13 +146,9 @@ static int imx8mm_tmu_probe(struct platform_device *pdev)
 		return PTR_ERR(tmu->base);
 
 	tmu->clk = devm_clk_get(&pdev->dev, NULL);
-	if (IS_ERR(tmu->clk)) {
-		ret = PTR_ERR(tmu->clk);
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev,
-				"failed to get tmu clock: %d\n", ret);
-		return ret;
-	}
+	if (IS_ERR(tmu->clk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(tmu->clk),
+				     "failed to get tmu clock: %ld\n", PTR_ERR(tmu->clk));
 
 	ret = clk_prepare_enable(tmu->clk);
 	if (ret) {
-- 
2.7.4