From 4e51f4ee9e20161aef9eb1593fd70a1790e1621b Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 3 Jan 2014 14:10:21 +1100 Subject: [PATCH] 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 --- drivers/rtc/rtc-mxc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) 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) -- 2.39.5