--- a/src/devices/wifi/yans-wifi-phy.cc	Thu Oct 15 13:49:42 2009 +0400
+++ b/src/devices/wifi/yans-wifi-phy.cc	Thu Oct 15 14:10:02 2009 +0400
@@ -139,6 +139,8 @@
   m_channel = 0;
   m_modes.clear ();
   m_device = 0;
+  m_mobility = 0;
+  m_state = 0;
 }
 
 void