From 8e30461cff375e9aa8013cbfc5a795854677a8ad Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Sat, 8 Aug 2020 16:33:38 +0800
Subject: [PATCH] [td-225] fix memory leak

---
 src/tsdb/src/tsdbRead.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/tsdb/src/tsdbRead.c b/src/tsdb/src/tsdbRead.c
index e06bced896..17cee360f3 100644
--- a/src/tsdb/src/tsdbRead.c
+++ b/src/tsdb/src/tsdbRead.c
@@ -2488,11 +2488,7 @@ void tsdbCleanupQueryHandle(TsdbQueryHandleT queryHandle) {
       STableCheckInfo* pTableCheckInfo = taosArrayGet(pQueryHandle->pTableCheckInfo, i);
       destroyTableMemIterator(pTableCheckInfo);
 
-      if (pTableCheckInfo->pDataCols != NULL) {
-        taosTFree(pTableCheckInfo->pDataCols->buf);
-      }
-
-      taosTFree(pTableCheckInfo->pDataCols);
+      tdFreeDataCols(pTableCheckInfo->pDataCols);
       taosTFree(pTableCheckInfo->pCompInfo);
     }
     taosArrayDestroy(pQueryHandle->pTableCheckInfo);
-- 
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