linux-kernel - [67/89] class: Free the class private data in class

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Date:	Tue, 30 Mar 2010 15:58:09 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Artem Bityutskiy <Artem.Bityutskiy@...ia.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [67/89] class: Free the class private data in class_release

2.6.31-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Laurent Pinchart <laurent.pinchart@...asonboard.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@...asonboard.com>
Acked-by: Artem Bityutskiy <Artem.Bityutskiy@...ia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.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 = {


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