From: Wei Yongjun <weiyj.lk@gmail.com>
Date: Mon, 25 Jul 2016 07:01:19 +0000 (+0000)
Subject: thermal: clock_cooling: Fix missing mutex_init()
X-Git-Tag: v4.8-rc2~1^2^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=165989a5b667b90589f21c8affe496ad21f08591;p=thirdparty%2Fkernel%2Flinux.git

thermal: clock_cooling: Fix missing mutex_init()

The driver allocates the mutex but not initialize it.
Use mutex_init() on it to initialize it correctly.

This is detected by Coccinelle semantic patch.

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
---

diff --git a/drivers/thermal/clock_cooling.c b/drivers/thermal/clock_cooling.c
index 1b4ff0f4c7168..ed5dd0e886574 100644
--- a/drivers/thermal/clock_cooling.c
+++ b/drivers/thermal/clock_cooling.c
@@ -426,6 +426,7 @@ clock_cooling_register(struct device *dev, const char *clock_name)
 	if (!ccdev)
 		return ERR_PTR(-ENOMEM);
 
+	mutex_init(&ccdev->lock);
 	ccdev->dev = dev;
 	ccdev->clk = devm_clk_get(dev, clock_name);
 	if (IS_ERR(ccdev->clk))