--- a/src/devices/wifi/qsta-wifi-mac.cc	Thu Jul 16 13:51:12 2009 +0400
+++ b/src/devices/wifi/qsta-wifi-mac.cc	Thu Jul 16 12:31:26 2009 +0200
@@ -125,6 +125,7 @@
   delete m_rxMiddle;
   delete m_txMiddle;
   delete m_dcfManager;
+  m_low->Dispose ();
   m_rxMiddle = 0;
   m_txMiddle = 0;
   m_low = 0;