linux-kernel - [130/156] bonding: fix device leak on error in bond

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Date:	Tue, 30 Mar 2010 15:42:44 -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,
	Patrick McHardy <kaber@...sh.net>,
	"David S. Miller" <davem@...emloft.net>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [130/156] bonding: fix device leak on error in bond_create()

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

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

From: Patrick McHardy <kaber@...sh.net>

[ Upstream commit 8d6184e4881b423522136aeb3ec1cbd9c35e8813 ]

When the register_netdevice() call fails, the newly allocated device is
not freed.

Signed-off-by: Patrick McHardy <kaber@...sh.net>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/net/bonding/bond_main.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4935,6 +4935,8 @@ int bond_create(struct net *net, const c
 	}
 
 	res = register_netdevice(bond_dev);
+	if (res < 0)
+		goto out_netdev;
 
 out:
 	rtnl_unlock();


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