i2c: emev2: Handle return value of clk_prepare_enable

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-emev2.c b/drivers/i2c/busses/i2c-emev2.c
index 3129127..d2e8448 100644 (file)
--- a/drivers/i2c/busses/i2c-emev2.c
+++ b/drivers/i2c/busses/i2c-emev2.c
@@ -375,7 +375,9 @@ static int em_i2c_probe(struct platform_device *pdev)
        if (IS_ERR(priv->sclk))
                return PTR_ERR(priv->sclk);
 
-       clk_prepare_enable(priv->sclk);
+       ret = clk_prepare_enable(priv->sclk);
+       if (ret)
+               return ret;
 
        priv->adap.timeout = msecs_to_jiffies(100);
        priv->adap.retries = 5;