[TIPC] Avoid polluting the global namespace

This patch adds a tipc_ prefix to all externally visible symbols.

Signed-off-by: Per Liden <per.liden@ericsson.com>
diff --git a/net/tipc/addr.h b/net/tipc/addr.h
index 02ca717..bcfebb3 100644
--- a/net/tipc/addr.h
+++ b/net/tipc/addr.h
@@ -122,7 +122,7 @@
 	return string;
 }
 
-int addr_domain_valid(u32);
-int addr_node_valid(u32 addr);
+int tipc_addr_domain_valid(u32);
+int tipc_addr_node_valid(u32 addr);
 
 #endif