From b606b97510f18bbdc08a139a47f243745f616023 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Tue, 30 Mar 2021 16:40:27 +0800
Subject: [PATCH] [td-225]fix a invalid read.

---
 src/client/src/tscUtil.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index e899450261..d3136f6bd9 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -309,7 +309,7 @@ void tscSetResRawPtr(SSqlRes* pRes, SQueryInfo* pQueryInfo) {
 
   int32_t offset = 0;
 
-  for (int32_t i = 0; i < pRes->numOfCols; ++i) {
+  for (int32_t i = 0; i < pQueryInfo->fieldsInfo.numOfOutput; ++i) {
     SInternalField* pInfo = (SInternalField*)TARRAY_GET_ELEM(pQueryInfo->fieldsInfo.internalField, i);
 
     pRes->urow[i] = pRes->data + offset * pRes->numOfRows;
-- 
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