From 685c075a9d4e84f7114531ae7741f409db5ec861 Mon Sep 17 00:00:00 2001
From: Shashwat Patni <shashwatpatni25@gmail.com>
Date: Thu, 7 Aug 2025 22:23:55 +0530
Subject: [PATCH] internet: fix valgrind error in globalrouting caused by
 3ff4a45

---
 src/internet/model/ipv4-global-routing.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/internet/model/ipv4-global-routing.cc b/src/internet/model/ipv4-global-routing.cc
index 6c35247a9..b591194ac 100644
--- a/src/internet/model/ipv4-global-routing.cc
+++ b/src/internet/model/ipv4-global-routing.cc
@@ -76,6 +76,7 @@ Ipv4GlobalRouting::AddHostRouteTo(Ipv4Address dest, Ipv4Address nextHop, uint32_
         if (*routePointer == *route)
         {
             NS_LOG_LOGIC("Route already exists");
+            delete route;
             return;
         }
     }
@@ -93,6 +94,7 @@ Ipv4GlobalRouting::AddHostRouteTo(Ipv4Address dest, uint32_t interface)
         if (*routePointer == *route)
         {
             NS_LOG_LOGIC("Route already exists");
+            delete route;
             return;
         }
     }
@@ -113,6 +115,7 @@ Ipv4GlobalRouting::AddNetworkRouteTo(Ipv4Address network,
         if (*routePointer == *route)
         {
             NS_LOG_LOGIC("Route already exists");
+            delete route;
             return;
         }
     }
@@ -130,6 +133,7 @@ Ipv4GlobalRouting::AddNetworkRouteTo(Ipv4Address network, Ipv4Mask networkMask,
         if (*routePointer == *route)
         {
             NS_LOG_LOGIC("Route already exists");
+            delete route;
             return;
         }
     }
@@ -150,6 +154,7 @@ Ipv4GlobalRouting::AddASExternalRouteTo(Ipv4Address network,
         if (*routePointer == *route)
         {
             NS_LOG_LOGIC("Route already exists");
+            delete route;
             return;
         }
     }