thermal: clock_cooling: Fix missing mutex_init()

weiyj · zhang-rui · commit 165989a5b667 · 2016-08-08T10:57:39.000+08:00
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 &lt;weiyj.lk@gmail.com&gt;
Signed-off-by: Zhang Rui &lt;rui.zhang@intel.com&gt;
diff --git 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))
