From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Wed, 24 May 2017 14:01:06 +0000 (+0530)
Subject: i2c: emev2: Handle return value of clk_prepare_enable
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f64622167f4aa5124fed264d481509829d34e126;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

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 312912708854..d2e84480fbe9 100644
--- 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;