Stephen Hemminger wrote:
> Trivial reordering of netdevice structure to save four bytes.
> 
> Signed-off-by: Stephen Hemminger <shemminger@osdl.org>

If we are twiddling struct net_device, might as well kill this hook. 
Never called AFAICS, and only assigned -- to a no-op stub -- in one driver.

Signed-off-by: Jeff Garzik <jgarzik@pobox.com>