lte: Check iterator before dereferencing

2024-11-19 12:25:16 -05:00
parent da99634c29
commit 6f4d674090
1 changed files with 5 additions and 2 deletions
--- a/src/lte/model/epc-pgw-application.cc
+++ b/src/lte/model/epc-pgw-application.cc
@@ -48,9 +48,12 @@ EpcPgwApplication::UeInfo::RemoveBearer(uint8_t bearerId)
 {
    NS_LOG_FUNCTION(this << (uint16_t)bearerId);
    auto it = m_teidByBearerIdMap.find(bearerId);
+    if (it != m_teidByBearerIdMap.end())
+    {
        m_tftClassifier.Delete(it->second); // delete tft
        m_teidByBearerIdMap.erase(bearerId);
    }
+}

 uint32_t
 EpcPgwApplication::UeInfo::Classify(Ptr<Packet> p, uint16_t protocolNumber)