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>

2 files changed, 4 insertions, 1 deletions

diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
index e9c157d30e82..d8e5f9fd357d 100644
--- a/drivers/pci/hotplug/rpaphp_core.c
+++ b/drivers/pci/hotplug/rpaphp_core.c
@@ -319,6 +319,9 @@ int rpaphp_add_slot(struct device_node *dn)
                                 indexes[i + 1], name, type);
 
                 retval = rpaphp_register_pci_slot(slot);
+                if (!retval)
+                        retval = rpaphp_register_slot(slot);
+
                 if (retval)
                         dealloc_slot_struct(slot);
 
diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c
index 6271be8b155e..2e297b9ffa75 100644
--- a/drivers/pci/hotplug/rpaphp_pci.c
+++ b/drivers/pci/hotplug/rpaphp_pci.c
@@ -136,6 +136,6 @@ int rpaphp_register_pci_slot(struct slot *slot)
                 }
         }
 
-        return rpaphp_register_slot(slot);
+        return 0;
 }