Commit 
f58229f8060055b08b34008ea08f31de1e2f003c accidentally made
ata_bus_probe() not use reverse order probing.  Fix it.
There currently isn't any PATA driver which uses obsolete
ata_bus_probe() path, so this patch is mainly for correctness.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
           specific sequence bass-ackwards so that PDIAG- is released by
           the slave device */
 
-       ata_link_for_each_dev(dev, &ap->link) {
+       ata_link_for_each_dev_reverse(dev, &ap->link) {
                if (tries[dev->devno])
                        dev->class = classes[dev->devno];