[PATCH 2/2] rtc: rtc-mxc: Check the return value from clk_prepare_enable()

[Fabio Estevam]

From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>

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 <fabio.estevam@xxxxxxxxxxxxx>
---
 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 a3ed1cf..419874f 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)
-- 
1.8.1.2

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