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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>
This commit is contained in:
Arvind Yadav 2017-05-24 19:31:06 +05:30 committed by Wolfram Sang
parent 04606ccc84
commit f64622167f
1 changed files with 3 additions and 1 deletions
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4
drivers/i2c/busses/i2c-emev2.c
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@ -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;