From e0d6de76a2ac38f0a65497b17874d737c202c367 Mon Sep 17 00:00:00 2001
From: Philipp Meyer <philipp.meyer@haw-hamburg.de>
Date: Wed, 8 Nov 2023 11:08:11 +0100
Subject: [PATCH] Fix merging of two ByteCountChunks with different data

---
 src/inet/common/packet/chunk/ByteCountChunk.cc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/inet/common/packet/chunk/ByteCountChunk.cc b/src/inet/common/packet/chunk/ByteCountChunk.cc
index cc151db6829..bb9fdcdb5ce 100644
--- a/src/inet/common/packet/chunk/ByteCountChunk.cc
+++ b/src/inet/common/packet/chunk/ByteCountChunk.cc
@@ -107,17 +107,17 @@ bool ByteCountChunk::containsSameData(const Chunk& other) const
 
 bool ByteCountChunk::canInsertAtFront(const Ptr<const Chunk>& chunk) const
 {
-    return chunk->getChunkType() == CT_BYTECOUNT;
+    return chunk->getChunkType() == CT_BYTECOUNT && this->data == staticPtrCast<const ByteCountChunk>(chunk)->data;
 }
 
 bool ByteCountChunk::canInsertAtBack(const Ptr<const Chunk>& chunk) const
 {
-    return chunk->getChunkType() == CT_BYTECOUNT;
+    return chunk->getChunkType() == CT_BYTECOUNT && this->data == staticPtrCast<const ByteCountChunk>(chunk)->data;
 }
 
 bool ByteCountChunk::canInsertAt(const Ptr<const Chunk>& chunk, b offset) const
 {
-    return chunk->getChunkType() == CT_BYTECOUNT;
+    return chunk->getChunkType() == CT_BYTECOUNT && this->data == staticPtrCast<const ByteCountChunk>(chunk)->data;
 }
 
 void ByteCountChunk::doInsertAtFront(const Ptr<const Chunk>& chunk)