PCI: Fix whitespace, capitalization, and spelling errors

Fix whitespace, capitalization, and spelling errors.  No functional change.
I know "busses" is not an error, but "buses" was more common, so I used it
consistently.

Signed-off-by: Marta Rybczynska <rybczynska@gmail.com> (pci_reset_bridge_secondary_bus())
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/pci/hotplug/rpaphp.h b/drivers/pci/hotplug/rpaphp.h
index 3135856..b2593e8 100644
--- a/drivers/pci/hotplug/rpaphp.h
+++ b/drivers/pci/hotplug/rpaphp.h
@@ -49,9 +49,9 @@
 extern bool rpaphp_debug;
 #define dbg(format, arg...)					\
 	do {							\
-		if (rpaphp_debug)					\
+		if (rpaphp_debug)				\
 			printk(KERN_DEBUG "%s: " format,	\
-				MY_NAME , ## arg); 		\
+				MY_NAME , ## arg);		\
 	} while (0)
 #define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg)
 #define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
@@ -99,5 +99,5 @@
 struct slot *alloc_slot_struct(struct device_node *dn, int drc_index, char *drc_name, int power_domain);
 int rpaphp_register_slot(struct slot *slot);
 int rpaphp_deregister_slot(struct slot *slot);
-	
+
 #endif				/* _PPC64PHP_H */