Revert "UBUNTU: SAUCE: powerpc/eeh: Validate arch in eeh_add_device_early()"

BugLink: http://bugs.launchpad.net/bugs/1599250

This reverts commit 623aabd5.
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>

arch/powerpc/kernel/eeh.c

@@ -1072,13 +1072,7 @@ void eeh_add_device_early(struct pci_dn *pdn)
 	struct pci_controller *phb;
 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);
 
-	if (!edev)
-		return;
-
-	/* Some platforms (like Cell) don't have EEH capabilities, so we
-	 * need to abort here. In case of pseries or powernv, we have EEH
-	 * so we can continue. */
-	if (!machine_is(pseries) && !machine_is(powernv))
+	if (!edev || !eeh_enabled())
 		return;
 
 	if (!eeh_has_flag(EEH_PROBE_MODE_DEVTREE))