From d046bdf70dd9e7662836ac747af43e724b494865 Mon Sep 17 00:00:00 2001
From: cferreiragonz <carlosferreira@eprosima.com>
Date: Thu, 5 Dec 2024 07:56:08 +0100
Subject: [PATCH] Refs #22055: Fix unique flows for TCP

Signed-off-by: cferreiragonz <carlosferreira@eprosima.com>
---
 src/cpp/rtps/participant/RTPSParticipantImpl.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/cpp/rtps/participant/RTPSParticipantImpl.cpp b/src/cpp/rtps/participant/RTPSParticipantImpl.cpp
index f137468d6c4..56b202131e3 100644
--- a/src/cpp/rtps/participant/RTPSParticipantImpl.cpp
+++ b/src/cpp/rtps/participant/RTPSParticipantImpl.cpp
@@ -1737,7 +1737,15 @@ bool RTPSParticipantImpl::createAndAssociateReceiverswithEndpoint(
             // Set port on unicast locators
             for (Locator_t& loc : attributes.unicastLocatorList)
             {
-                loc.port = port;
+                // Set logical port only TCP locators
+                if (LOCATOR_KIND_TCPv4 == loc.kind || LOCATOR_KIND_TCPv6 == loc.kind)
+                {
+                    IPLocator::setLogicalPort(loc, port);
+                }
+                else
+                {
+                    loc.port = port;
+                }
             }
 
             // Try creating receiver resources