From cb90fe2b15d842b2c56e5027032dec515b96ecf7 Mon Sep 17 00:00:00 2001
From: wpan <wpan@taosdata.com>
Date: Mon, 30 Aug 2021 09:38:48 +0800
Subject: [PATCH] fix mem overflow issue

---
 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 82f950020f..88644107d4 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -4832,7 +4832,7 @@ int32_t tscCreateQueryFromQueryInfo(SQueryInfo* pQueryInfo, SQueryAttr* pQueryAt
   }
 
   if (pQueryAttr->fillType != TSDB_FILL_NONE) {
-    pQueryAttr->fillVal = calloc(pQueryAttr->numOfOutput, sizeof(int64_t));
+    pQueryAttr->fillVal = calloc(pQueryInfo->numOfFillVal, sizeof(int64_t));
     memcpy(pQueryAttr->fillVal, pQueryInfo->fillVal, pQueryInfo->numOfFillVal * sizeof(int64_t));
   }
 
-- 
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