From: Geliang Tang <geliangtang@163.com>
Date: Thu, 1 Oct 2015 14:18:19 +0000 (+0800)
Subject: PM / devfreq: fix double kfree
X-Git-Tag: v4.3-rc5~14^2~1^2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6d3cbfa718eeedd70efb9eb04ce9b261b6fa5b7b;p=karo-tx-linux.git

PM / devfreq: fix double kfree

When device_register() fails, kfree(devfreq) is called already in
devfreq_dev_release(), hence there is no need to call kfree(devfreq)
in err_dev again.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
---

diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 4f1b0cebe9a4..ca848cc6a8fd 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -492,7 +492,7 @@ struct devfreq *devfreq_add_device(struct device *dev,
 	if (err) {
 		put_device(&devfreq->dev);
 		mutex_unlock(&devfreq->lock);
-		goto err_dev;
+		goto err_out;
 	}
 
 	mutex_unlock(&devfreq->lock);
@@ -518,7 +518,6 @@ struct devfreq *devfreq_add_device(struct device *dev,
 err_init:
 	list_del(&devfreq->node);
 	device_unregister(&devfreq->dev);
-err_dev:
 	kfree(devfreq);
 err_out:
 	return ERR_PTR(err);