avoid memory leak

src/client/src/tscAsync.c

@@ -365,6 +365,7 @@ void tscProcessFetchRow(SSchedMsg *pMsg) {
 static void tscProcessAsyncError(SSchedMsg *pMsg) {
   void (*fp)() = pMsg->ahandle;
   terrno = *(int32_t*) pMsg->msg;
+  tfree(pMsg->msg);
   (*fp)(pMsg->thandle, NULL, *(int32_t*)pMsg->msg);
 }
 

src/client/src/tscSubquery.c

@@ -2263,6 +2263,7 @@ static void multiVnodeInsertFinalize(void* param, TAOS_RES* tres, int numOfRows)
 
     if (code != TSDB_CODE_SUCCESS) {
       pParentObj->res.code = code;
+      doFreeInsertSupporter(pParentObj);
       tscQueueAsyncRes(pParentObj);
       return;
     }