[PATCH] UHCI: Don't log short transfers

Even when the URB_SHORT_NOT_OK flag is set, a short transfer shouldn't
generate a debugging log message.  Especially not one with the confusing
claim that the transfer "failed with status 0".  This patch (as627)
fixes that behavior in uhci-hcd.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>