--- a/src/devices/wifi/interference-helper.cc	Tue Oct 13 12:51:46 2009 -0700
+++ b/src/devices/wifi/interference-helper.cc	Tue Oct 13 22:41:30 2009 -0700
@@ -128,6 +128,7 @@
 {}
 InterferenceHelper::~InterferenceHelper ()
 {
+  EraseEvents ();
   m_errorRateModel = 0;
 }