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>
This commit is contained in:
Sachin Kamat 2014-03-04 15:04:35 +05:30 committed by Wim Van Sebroeck
parent a94dd879e2
commit 01b6af9159

View File

@ -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) {