Index: mac/mac-802_11Ext.h
--- mac/mac-802_11Ext.h.orig
+++ mac/mac-802_11Ext.h
@@ -530,7 +530,7 @@ class Mac802_11Ext : public Mac { (public)
 
 protected:
 
-	void log(char* event, char* additional);
+	void log(const char* event, const char* additional);
 private:
 
 	void handleBKDone();
