Fix for crash on eject after module removal

[Christoph Hellwig]

On Sat, Apr 26, 2003 at 10:38:05PM -0400, Pavel Roskin wrote:
> What I don't quite like is that setting the module owner is voluntary and
> cannot be enforced except by obsoleting register_pccard_driver().  

register_pccard_driver() has been obsoleted.  I finally got jgarzik to
take my patch to converted all net drivers and hopefully it will be
gone by the end of next week.

> Ideally, the module should be found by the address without any cooperation
> from the client driver, but I guess __find_symbol() in kernel/module.c
> begins with two underscores for a reason.

Yes, it's ugly as hell.