[PATCH] Add init_dummy_netdev() and fix EMAC driver using it

[David Miller]

From: Geert Uytterhoeven <Geert.Uytterhoeven at sonycom.com>
Date: Wed, 14 Jan 2009 11:00:05 +0100 (CET)

> On Wed, 14 Jan 2009, Benjamin Herrenschmidt wrote:
> > This adds an init_dummy_netdev() function that gets a network device
> > structure (allocation and lifetime entirely under caller's control) and
> > initialize the minimum amount of fields so it can be used to schedule
> > NAPI polls without registering a full blown interface. This is to be
> > used by drivers that need to tie several hardware interfaces to a single
> > NAPI poll scheduler due to HW limitations.
> > 
> > It also updates the ibm_newemac driver to use that, this fixing the
> > oops on 2.6.29 due to passing NULL as "dev" to netif_napi_add()
> > 
> > Symbol is exported GPL only a I don't think we want binary drivers doing
> > that sort of acrobatics (if we want them at all).
> > 
> > Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> 
> Thanks, this fixed my Sequoia!
> 
> Tested-by: Geert Uytterhoeven <Geert.Uytterhoeven at sonycom.com>

Applied, thanks everyone.