From b1a3c704b7e7c90a2ac3a3aa34ad85a9c55869b5 Mon Sep 17 00:00:00 2001
From: Mike Jerris <mike@jerris.com>
Date: Fri, 13 Jul 2018 15:18:35 -0400
Subject: [PATCH] FS-11230: [core] Fix bad rtp timestamps triggered by
 cng/missed packet detection

---
 src/switch_core_io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/switch_core_io.c b/src/switch_core_io.c
index 0ccb215f26..7560465187 100644
--- a/src/switch_core_io.c
+++ b/src/switch_core_io.c
@@ -417,7 +417,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_read_frame(switch_core_sessi
 			switch_set_flag(session, SSF_WARN_TRANSCODE);
 		}
 
-		if (read_frame->codec || is_cng) {
+		if (read_frame->codec || (is_cng && session->plc)) {
 			session->raw_read_frame.datalen = session->raw_read_frame.buflen;
 
 			if (is_cng) {