From f56eb0d446d20f39db5b67b9676e9b982c78a6ef Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Sat, 23 Jan 2021 14:50:01 +0800
Subject: [PATCH] [TD-225]fix memory leak. #4914

---
 src/common/src/texpr.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/common/src/texpr.c b/src/common/src/texpr.c
index 10e93d0edc..b4edc2f382 100644
--- a/src/common/src/texpr.c
+++ b/src/common/src/texpr.c
@@ -269,8 +269,9 @@ void arithmeticTreeTraverse(tExprNode *pExprs, int32_t numOfRows, char *pOutput,
     }
   }
 
-  free(pLeftOutput);
-  free(pRightOutput);
+  tfree(pdata);
+  tfree(pLeftOutput);
+  tfree(pRightOutput);
 }
 
 static void exprTreeToBinaryImpl(SBufferWriter* bw, tExprNode* expr) {
-- 
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