linux-kernel - Re: [BUG] 2.6.29-rc* QinQ vlan trunking regression

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]

Message-ID: <49AF685D.90907@trash.net>
Date:	Thu, 05 Mar 2009 06:51:25 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	David Miller <davem@...emloft.net>
CC:	bart@...ie.net, greearb@...delatech.com, shemminger@...tta.com,
	dada1@...mosbay.com, frank.blaschka@...ibm.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [BUG] 2.6.29-rc* QinQ vlan trunking regression

David Miller wrote:
> From: Patrick McHardy <kaber@...sh.net>
> Date: Wed, 04 Mar 2009 12:45:33 +0100
> 
>> This is a bit tricky to fix since we actually need some valid
>> ops before invoking ->init(). One way would be to move the compat
>> ops initialization to a seperate function and have VLAN use it to
>> switch its ops.
> 
> Mind if I push this into net-2.6?
> 
> vlan: Fix vlan-in-vlan crashes.
> 
> As analyzed by Patrick McHardy, vlan needs to reset it's
> netdev_ops pointer in it's ->init() function but this
> leaves the compat method pointers stale.
> 
> Add a netdev_resync_ops() and call it from the vlan code.

This looks fine, thanks. Even if it doesn't fix this particular
report, I think its appropriate for net-2.6.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/