PCI: rpaphp: Remove global num_slots variable

Cleanup cruft: remove the global "num_slots" variable; 
although scattered across multiple files, it is used only 
once, in a debug statement.

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>

3 files changed, 1 insertions, 7 deletions

diff --git a/drivers/pci/hotplug/rpaphp.h b/drivers/pci/hotplug/rpaphp.h
index 2e7accf0f734..2ccbe8d4229d 100644
--- a/drivers/pci/hotplug/rpaphp.h
+++ b/drivers/pci/hotplug/rpaphp.h
@@ -83,7 +83,6 @@ struct slot {
 
 extern struct hotplug_slot_ops rpaphp_hotplug_slot_ops;
 extern struct list_head rpaphp_slot_head;
-extern int num_slots;
 
 /* function prototypes */
 
diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
index f6c05f3621ca..3afd154bf543 100644
--- a/drivers/pci/hotplug/rpaphp_core.c
+++ b/drivers/pci/hotplug/rpaphp_core.c
@@ -41,7 +41,6 @@
 int debug;
 static struct semaphore rpaphp_sem;
 LIST_HEAD(rpaphp_slot_head);
-int num_slots;
 
 #define DRIVER_VERSION  "0.1"
 #define DRIVER_AUTHOR   "Linda Xie <lxie@us.ibm.com>"
@@ -325,8 +324,7 @@ int rpaphp_add_slot(struct device_node *dn)
                 name += strlen(name) + 1;
                 type += strlen(type) + 1;
         }
-        dbg("%s - Exit: num_slots=%d rc[%d]\n",
-            __FUNCTION__, num_slots, retval);
+        dbg("%s - Exit: rc[%d]\n", __FUNCTION__, retval);
         return retval;
 }
 
diff --git a/drivers/pci/hotplug/rpaphp_slot.c b/drivers/pci/hotplug/rpaphp_slot.c
index 3009193f0058..907f1301f84a 100644
--- a/drivers/pci/hotplug/rpaphp_slot.c
+++ b/drivers/pci/hotplug/rpaphp_slot.c
@@ -140,8 +140,6 @@ int rpaphp_deregister_slot(struct slot *slot)
         retval = pci_hp_deregister(php_slot);
         if (retval)
                 err("Problem unregistering a slot %s\n", slot->name);
-        else
-                num_slots--;
 
         dbg("%s - Exit: rc[%d]\n", __FUNCTION__, retval);
         return retval;
@@ -181,7 +179,6 @@ int rpaphp_register_slot(struct slot *slot)
         list_add(&slot->rpaphp_slot_list, &rpaphp_slot_head);
         info("Slot [%s](PCI location=%s) registered\n", slot->name,
                         slot->location);
-        num_slots++;
         return 0;
 
 sysfs_fail: