From f25f912d4cbc3eb3a2022a4bf43e902a911b9d97 Mon Sep 17 00:00:00 2001
From: faulty <faulty@evilcomputing.net>
Date: Thu, 5 Jun 2025 21:49:50 -0500
Subject: [PATCH] Fix incorrect check of DFSI and FSC operating modes that
 resulted in a segfault

---
 src/host/Host.Config.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/host/Host.Config.cpp b/src/host/Host.Config.cpp
index 470e18fc7..91c87614c 100644
--- a/src/host/Host.Config.cpp
+++ b/src/host/Host.Config.cpp
@@ -750,7 +750,7 @@ bool Host::createModem()
         m_modem->setResponseHandler(MODEM_RESP_HANDLER_BIND(Host::rmtPortModemHandler, this));
     }
 
-    if (useFSCForUDP) {
+    if (m_isModemDFSI && useFSCForUDP) {
         modem::port::specialized::V24UDPPort* udpPort = dynamic_cast<modem::port::specialized::V24UDPPort*>(m_udpDFSIRemotePort);
         udpPort->openFSC();
     }