lte: Set cell id to 0 in UE RRC and PHY upon RLF

src/lte/model/lte-ue-phy.cc

@@ -1287,6 +1287,7 @@ LteUePhy::DoReset ()
   NS_LOG_FUNCTION (this);
 
   m_rnti = 0;
+  m_cellId = 0;
   m_isConnected = false;
   m_transmissionMode = 0;
   m_srsPeriodicity = 0;

src/lte/model/lte-ue-rrc.cc

@@ -3088,6 +3088,7 @@ LteUeRrc::LeaveConnectedMode ()
   DoStartCellSelection (m_dlEarfcn);
   //Save the cell id UE was attached to
   StorePreviousCellId (m_cellId);
+  m_cellId = 0;
   DoSetTemporaryCellRnti (0);  // discard temporary cell RNTI
 }