From: Fabio Estevam Date: Fri, 3 Jan 2014 03:10:21 +0000 (+1100) Subject: drivers/rtc/rtc-mxc.c: check the return value from clk_prepare_enable() X-Git-Tag: next-20140106~2^2~69 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4e51f4ee9e20161aef9eb1593fd70a1790e1621b;p=karo-tx-linux.git drivers/rtc/rtc-mxc.c: check the return value from clk_prepare_enable() clk_prepare_enable() may fail, so let's check its return value and propagate it in the case of error. Signed-off-by: Fabio Estevam Signed-off-by: Andrew Morton --- diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c index a3ed1cf935ba..419874fefa4b 100644 --- a/drivers/rtc/rtc-mxc.c +++ b/drivers/rtc/rtc-mxc.c @@ -394,7 +394,10 @@ static int mxc_rtc_probe(struct platform_device *pdev) return PTR_ERR(pdata->clk); } - clk_prepare_enable(pdata->clk); + ret = clk_prepare_enable(pdata->clk); + if (ret) + return ret; + rate = clk_get_rate(pdata->clk); if (rate == 32768)