From 93daebb9d7ef9e5c3b8efac443c05d4e52ca27c3 Mon Sep 17 00:00:00 2001
From: wangmm0220 <wangmm0220@gmail.com>
Date: Tue, 26 Apr 2022 14:41:41 +0800
Subject: [PATCH] fix: fix coredump if mode function with interval

---
 src/client/src/tscUtil.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index 099f01e9a7..47efc29031 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -1528,6 +1528,11 @@ void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQue
 
     tscDebug("0x%"PRIx64" create QInfo 0x%"PRIx64" to execute the main query while all nest queries are ready", pSql->self, pSql->self);
     px->pQInfo = createQInfoFromQueryNode(px, &tableGroupInfo, pSourceOperator, NULL, NULL, MASTER_SCAN, pSql->self);
+    if (px->pQInfo == NULL) {
+      tscAsyncResultOnError(pSql);
+      pOutput->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
+      return;
+    }
 
     px->pQInfo->runtimeEnv.udfIsCopy = true;
     px->pQInfo->runtimeEnv.pUdfInfo = pUdfInfo;
-- 
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