From 49fab27bb53a41249219298871265d2956820a57 Mon Sep 17 00:00:00 2001
From: l <22312935+lam2003@users.noreply.github.com>
Date: Sun, 19 Jan 2020 14:34:42 +0800
Subject: [PATCH] Update srs_kernel_flv.cpp

---
 trunk/src/kernel/srs_kernel_flv.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/trunk/src/kernel/srs_kernel_flv.cpp b/trunk/src/kernel/srs_kernel_flv.cpp
index 9d71747c9c..81385848a3 100644
--- a/trunk/src/kernel/srs_kernel_flv.cpp
+++ b/trunk/src/kernel/srs_kernel_flv.cpp
@@ -268,7 +268,7 @@ bool SrsSharedPtrMessage::check(int stream_id)
 {
     // we donot use the complex basic header,
     // ensure the basic header is 1bytes.
-    if (ptr->header.perfer_cid < 2) {
+    if (ptr->header.perfer_cid < 2 || ptr->header.perfer_cid > 63) {
         srs_info("change the chunk_id=%d to default=%d",
             ptr->header.perfer_cid, RTMP_CID_ProtocolControl);
         ptr->header.perfer_cid = RTMP_CID_ProtocolControl;