From 4cd14c4163287b8a34012bfddaf96da5c50a2437 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Sat, 29 Oct 2022 10:25:14 +0800
Subject: [PATCH] fix(query): fix memory leak.

---
 source/libs/executor/src/scanoperator.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index c343b9f589..6935a9ab93 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -2295,6 +2295,9 @@ SOperatorInfo* createStreamScanOperatorInfo(SReadHandle* pHandle, STableScanPhys
   int32_t numOfCols = 0;
   int32_t code =
       extractColMatchInfo(pScanPhyNode->pScanCols, pDescNode, &numOfCols, COL_MATCH_FROM_COL_ID, &pInfo->matchInfo);
+  if (code != TSDB_CODE_SUCCESS) {
+    goto _error;
+  }
 
   int32_t numOfOutput = taosArrayGetSize(pInfo->matchInfo.pList);
   SArray* pColIds = taosArrayInit(numOfOutput, sizeof(int16_t));
@@ -2356,6 +2359,7 @@ SOperatorInfo* createStreamScanOperatorInfo(SReadHandle* pHandle, STableScanPhys
       pTSInfo->dataReader = NULL;
       if (tsdbReaderOpen(pHandle->vnode, &pTSInfo->cond, pList, num, &pTSInfo->dataReader, NULL) < 0) {
         terrno = TSDB_CODE_OUT_OF_MEMORY;
+        destroyTableScanOperatorInfo(pTableScanOp);
         goto _error;
       }
     }
-- 
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