From 9d12273a9a13484a9b3f4ec9532674d67112a8d9 Mon Sep 17 00:00:00 2001
From: yihaoDeng <luomoxyz@126.com>
Date: Sat, 19 Mar 2022 14:35:24 +0800
Subject: [PATCH] merge 3.0

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

diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index 126b6cb91f..842b5a1b4b 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -844,7 +844,10 @@ void transSendRequest(void* shandle, const char* ip, uint32_t port, STransMsg* p
   pCtx->ip = strdup(ip);
   pCtx->port = port;
   pCtx->hThrdIdx = index;
-  pCtx->appCtx = *ctx;
+
+  if (ctx != NULL) {
+    pCtx->appCtx = *ctx;
+  }
 
   assert(pTransInst->connType == TAOS_CONN_CLIENT);
   // atomic or not