firewire: cleanups

This patch contains the following cleanups:
- "extern inline" -> "static inline"
- fw-topology.c: make struct fw_node_create static

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/drivers/firewire/fw-topology.h b/drivers/firewire/fw-topology.h
index 32ea7cd..a78c951 100644
--- a/drivers/firewire/fw-topology.h
+++ b/drivers/firewire/fw-topology.h
@@ -57,13 +57,13 @@
         struct fw_port ports[0];
 };
 
-extern inline struct fw_node *
+static inline struct fw_node *
 fw_node(struct list_head *l)
 {
         return list_entry (l, struct fw_node, link);
 }
 
-extern inline struct fw_node *
+static inline struct fw_node *
 fw_node_get(struct fw_node *node)
 {
 	atomic_inc(&node->ref_count);
@@ -71,7 +71,7 @@
 	return node;
 }
 
-extern inline void
+static inline void
 fw_node_put(struct fw_node *node)
 {
 	if (atomic_dec_and_test(&node->ref_count))