From: Sachin Kamat <sachin.kamat@linaro.org>
Date: Tue, 4 Mar 2014 09:34:35 +0000 (+0530)
Subject: watchdog: s3c2410_wdt: Check return value of clk_prepare_enable
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=01b6af91593629224490b76c4bf4b0eb8cfbfb31;p=linux-beck.git

watchdog: s3c2410_wdt: Check return value of clk_prepare_enable

clk_prepare_enable can fail. Check its return value.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
---

diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index a0f8f771adec..7c6ccd071baf 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -525,7 +525,11 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
 		goto err;
 	}
 
-	clk_prepare_enable(wdt->clock);
+	ret = clk_prepare_enable(wdt->clock);
+	if (ret < 0) {
+		dev_err(dev, "failed to enable clock\n");
+		return ret;
+	}
 
 	ret = s3c2410wdt_cpufreq_register(wdt);
 	if (ret < 0) {