From d88e8512b8dbaad8d69cce961c8499485f7de6ea Mon Sep 17 00:00:00 2001
From: XANTRONIX Development <dev@xantronix.com>
Date: Sat, 22 Aug 2020 21:48:23 -0500
Subject: [PATCH] Adhere to P/F procedure on I frames

---
 src/server.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/server.c b/src/server.c
index b17e452..4273a05 100644
--- a/src/server.c
+++ b/src/server.c
@@ -1621,7 +1621,8 @@ static int handle_i(patty_ax25_server *server,
 
         patty_timer_stop(&sock->timer_t2);
 
-        return patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 0);
+        return frame->pf?
+            patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1): 0;
     }
 
     patty_timer_start(&sock->timer_t2);