This removes some nasty might_sleep() warnings.
Worth fixing before 2.6.10-final IMO; we don't
actually _know_ of oopses this bug caused ...

The AX8817x link detection code was calling usb_submit_urb() with
GFP_KERNEL in a completion handler (IRQ handler).  That's a no-no.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>