wifi: m_phyListener should be null before calling DcfManager::SetupPhyListener

2018-04-01 10:51:32 +02:00
parent 8bc0849a9b
commit df1aa12ab9
1 changed files with 1 additions and 4 deletions
--- a/src/wifi/model/dcf-manager.cc
+++ b/src/wifi/model/dcf-manager.cc
@@ -141,10 +141,7 @@ void
 DcfManager::SetupPhyListener (Ptr<WifiPhy> phy)
 {
  NS_LOG_FUNCTION (this << phy);
-  if (m_phyListener != 0)
-    {
-      delete m_phyListener;
-    }
+  NS_ASSERT (m_phyListener == 0);
  m_phyListener = new PhyListener (this);
  phy->RegisterListener (m_phyListener);
 }