From 5be48be634eaad06ba1300a7b6e25faa4d9f7b57 Mon Sep 17 00:00:00 2001
From: Pau Espin Pedrol <pespin@sysmocom.de>
Date: Wed, 6 Apr 2022 13:48:26 +0200
Subject: [PATCH] [SMF] Gx: Prevent sending Gx messages to non-PCRF Diameter
 peers (#1468)

---
 src/smf/gx-path.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/smf/gx-path.c b/src/smf/gx-path.c
index 4b94d08f2..523c3ad81 100644
--- a/src/smf/gx-path.c
+++ b/src/smf/gx-path.c
@@ -105,6 +105,12 @@ void smf_gx_send_ccr(smf_sess_t *sess, ogs_gtp_xact_t *xact,
     /* Create the request */
     ret = fd_msg_new(ogs_diam_gx_cmd_ccr, MSGFL_ALLOC_ETEID, &req);
     ogs_assert(ret == 0);
+    {
+        struct msg_hdr *h;
+        ret = fd_msg_hdr(req, &h);
+        ogs_assert(ret == 0);
+        h->msg_appl = OGS_DIAM_GX_APPLICATION_ID;
+    }
 
     /* Find Diameter Gx Session */
     if (sess->gx_sid) {