netdev - Re: [PATCH net-next 1/2] bonding: add sysfs /slave dir for bond slave devices.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 16 Jan 2014 19:44:41 +0100
From:	Veaceslav Falico <vfalico@...hat.com>
To:	Scott Feldman <sfeldma@...ulusnetworks.com>
Cc:	fubar@...ibm.com, andy@...yhouse.net, netdev@...r.kernel.org,
	roopa@...ulusnetworks.com, shm@...ulusnetworks.com
Subject: Re: [PATCH net-next 1/2] bonding: add sysfs /slave dir for bond
 slave devices.

On Wed, Jan 15, 2014 at 09:54:34PM -0800, Scott Feldman wrote:
...snip...
>+	res = bond_sysfs_slave_add(new_slave);
>+	if (res) {
>+		pr_debug("Error %d calling bond_sysfs_slave_add\n", res);
>+		goto err_upper_unlink;
>+	}
>+
> 	bond->slave_cnt++;
> 	bond_compute_features(bond);
> 	bond_set_carrier(bond);
>@@ -1595,6 +1617,9 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
> 	return 0;
>
> /* Undo stages on error */
>+err_upper_unlink:
>+	bond_upper_dev_unlink(bond_dev, slave_dev);
>+
> err_unregister:
> 	netdev_rx_handler_unregister(slave_dev);
>

In case bond_sysfs_slave_add() creates the kobject, but fails to create the
attributes, we'll end up with a mem leak, as we don't do kobject_put() on
it.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html