From d4ddca002c1987e7558f3fa60df92cd47dfcb81b Mon Sep 17 00:00:00 2001
From: Doug McLain <doug@nostar.net>
Date: Fri, 23 Apr 2021 14:19:03 -0400
Subject: [PATCH] Clear USRP callsign if no meta/text header frame is received

---
 USRP2M17/USRP2M17.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/USRP2M17/USRP2M17.cpp b/USRP2M17/USRP2M17.cpp
index b8fa26a..3a9d0f9 100644
--- a/USRP2M17/USRP2M17.cpp
+++ b/USRP2M17/USRP2M17.cpp
@@ -464,7 +464,8 @@ int CUSRP2M17::run()
 					m_usrpFrames++;
 				}
 				else if( (m_usrpFrame[20] == USRP_TYPE_VOICE) && (m_usrpFrame[15] == USRP_KEYUP_TRUE) ){
-					if(!m_usrpFrames){	
+					if(!m_usrpFrames){
+						m_usrpcs.clear();
 						m_conv.putUSRPHeader();
 						LogMessage("USRP voice received as first frame");
 					}