netdev - Re: 2.6.23-rc8-mm2 BUG: register_netdevice() issue as (ab)used by ISDN

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Message-ID: <20071008114844.GB11453@pingi.kke.suse.de>
Date:	Mon, 8 Oct 2007 13:48:44 +0200
From:	Karsten Keil <kkeil@...e.de>
To:	isdn4linux@...tserv.isdn4linux.de, netdev@...r.kernel.org
Subject: Re: 2.6.23-rc8-mm2 BUG: register_netdevice() issue as (ab)used by ISDN

On Sun, Oct 07, 2007 at 02:06:53PM +0200, Andreas Mohr wrote:
> [not necessarily a very recent regression, used 2.6.19 kernels before...]
> 
> Hi all,
> 
> wondered why my main internet server (headless!) didn't come up properly
> on a new 2.6.23-rc8-mm2
...
> as if it's the
>        BUG_ON(!dev->nd_net);
> check which caused the BUG message.

The regression comes from the net namespace patches.
Up to now in ISDN the struct netdevice is contained in struct isdn_net_dev and so
it's not allocated using alloc_netdev(), which would set the missing dev->nd_net
pointer.


-- 
Karsten Keil
SuSE Labs
ISDN and VOIP development
SUSE LINUX Products GmbH, Maxfeldstr.5 90409 Nuernberg, GF: Markus Rex, HRB 16746 (AG Nuernberg)
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