4.9-stable patches

[thirdparty/kernel/stable-queue.git] / releases / 2.6.32.9 / class-free-the-class-private-data-in-class_release.patch

From 18d19c96457d172d913510c083bc7411ed40cb10 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Wed, 10 Feb 2010 13:32:49 +0100
Subject: class: Free the class private data in class_release

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

commit 18d19c96457d172d913510c083bc7411ed40cb10 upstream.

Fix a memory leak by freeing the memory allocated in __class_register
for the class private data.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 drivers/base/class.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -59,6 +59,8 @@ static void class_release(struct kobject
 	else
 		pr_debug("class '%s' does not have a release() function, "
 			 "be careful\n", class->name);
+
+	kfree(cp);
 }
 
 static struct sysfs_ops class_sysfs_ops = {