bus_id is gradually being removed, so use dev_name() instead.
Signed-off-by: NMark McLoughlin <markmc@redhat.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: NRusty Russell <rusty@rustcorp.com.au>