This patch makes the newly-probed hub pathway, the hub reset pathway, and
the resumed hub pathway all use the same routine for activating the hub
and scanning for port change events as soon as possible.  It's a modified
version of something originally written by David Brownell, updated to
match the current source.  Please apply.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>