PCI: rpaphp: refactor tail call to rpaphp_register_slot()

Eliminate the tail call to rpaphp_register_slot() 
by placing it in the caller. This will help later
dis-entanglement.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Cc: John Rose <johnrose@austin.ibm.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
index e9c157d..d8e5f9fd 100644
--- a/drivers/pci/hotplug/rpaphp_core.c
+++ b/drivers/pci/hotplug/rpaphp_core.c
@@ -319,6 +319,9 @@
 				indexes[i + 1], name, type);
 
 		retval = rpaphp_register_pci_slot(slot);
+		if (!retval)
+			retval = rpaphp_register_slot(slot);
+
 		if (retval)
 			dealloc_slot_struct(slot);