From d37ab181d06a71829ccbfa34a7ebeedb1afd871f Mon Sep 17 00:00:00 2001
From: Shengliang Guan <slguan@taosdata.com>
Date: Tue, 7 Jul 2020 11:23:03 +0800
Subject: [PATCH] change rpcFreeCont to rpcFreeMsg

---
 src/rpc/src/rpcMain.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/rpc/src/rpcMain.c b/src/rpc/src/rpcMain.c
index e432e47e36..0d5b80e8f3 100644
--- a/src/rpc/src/rpcMain.c
+++ b/src/rpc/src/rpcMain.c
@@ -602,10 +602,13 @@ static void rpcReleaseConn(SRpcConn *pConn) {
     taosHashRemove(pRpc->hash, hashstr, size);
     rpcFreeMsg(pConn->pRspMsg); // it may have a response msg saved, but not request msg
     pConn->pRspMsg = NULL;
-    if (pConn->pReqMsg) rpcFreeCont(pConn->pReqMsg);
+  
+    // if server has ever reported progress, free content
+    if (pConn->pReqMsg) rpcFreeCont(pConn->pReqMsg);  // do not use rpcFreeMsg
   } else {
+    // if there is an outgoing message, free it
     if (pConn->outType && pConn->pReqMsg) 
-      rpcFreeCont(pConn->pReqMsg);
+      rpcFreeMsg(pConn->pReqMsg);
   }
 
   // memset could not be used, since lockeBy can not be reset
-- 
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