linux-kernel - [PATCH 1/2] thermal: db8500: Do not print error message in the EPROBE

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Date:	Fri, 12 Dec 2014 10:14:24 -0400
From:	Eduardo Valentin <edubezval@...il.com>
To:	Linux PM <linux-pm@...r.kernel.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Eduardo Valentin <edubezval@...il.com>,
	Zhang Rui <rui.zhang@...el.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org
Subject: [PATCH 1/2] thermal: db8500: Do not print error message in the EPROBE_DEFER case

Avoid printing the error message in the EPROBE_DEFER case
where registering cpu cooling at db8500 thermal driver.

Cc: Zhang Rui <rui.zhang@...el.com>
Cc: Grant Likely <grant.likely@...aro.org>
Cc: Rob Herring <robh+dt@...nel.org>
Cc: linux-pm@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Cc: devicetree@...r.kernel.org
Signed-off-by: Eduardo Valentin <edubezval@...il.com>
---
 drivers/thermal/db8500_cpufreq_cooling.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/thermal/db8500_cpufreq_cooling.c b/drivers/thermal/db8500_cpufreq_cooling.c
index 3cc3dd9..28bbff9 100644
--- a/drivers/thermal/db8500_cpufreq_cooling.c
+++ b/drivers/thermal/db8500_cpufreq_cooling.c
@@ -30,8 +30,14 @@ static int db8500_cpufreq_cooling_probe(struct platform_device *pdev)
 
 	cdev = cpufreq_cooling_register(cpu_present_mask);
 	if (IS_ERR(cdev)) {
-		dev_err(&pdev->dev, "Failed to register cooling device\n");
-		return PTR_ERR(cdev);
+		int ret = PTR_ERR(cdev);
+
+		if (ret != -EPROBE_DEFER)
+			dev_err(&pdev->dev,
+				"Failed to register cooling device %d\n",
+				ret);
+				
+		return ret;
 	}
 
 	platform_set_drvdata(pdev, cdev);
-- 
2.1.3

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