From 67cd3ecd7f382ae9cc802862883ed0826d17be39 Mon Sep 17 00:00:00 2001
From: yihaoDeng <luomoxyz@126.com>
Date: Sat, 23 Sep 2023 03:38:00 +0000
Subject: [PATCH] avoid double send

---
 source/libs/transport/src/transSvr.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/source/libs/transport/src/transSvr.c b/source/libs/transport/src/transSvr.c
index 3117bbf00e..2007933497 100644
--- a/source/libs/transport/src/transSvr.c
+++ b/source/libs/transport/src/transSvr.c
@@ -1299,7 +1299,10 @@ int transSendResponse(const STransMsg* msg) {
     return 0;
   }
   SExHandle* exh = msg->info.handle;
-  int64_t    refId = msg->info.refId;
+  if (exh == NULL) {
+    return 0;
+  }
+  int64_t refId = msg->info.refId;
   ASYNC_CHECK_HANDLE(exh, refId);
 
   STransMsg tmsg = *msg;