add more security check for async union processing.

475c03a3 · hjxilinx · c0c5754b · 475c03a3
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src/client/src/tscUtil.c src/client/src/tscUtil.c +1 -1

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--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -2005,7 +2005,7 @@ bool hasMoreVnodesToTry(SSqlObj* pSql) {
  SQueryInfo* pQueryInfo = tscGetQueryInfoDetail(pCmd, pCmd->clauseIndex);
  
  SMeterMetaInfo* pMeterMetaInfo = tscGetMeterMetaInfoFromQueryInfo(pQueryInfo, 0);
-  if (!UTIL_METER_IS_SUPERTABLE(pMeterMetaInfo)) {
+  if (!UTIL_METER_IS_SUPERTABLE(pMeterMetaInfo) || (pMeterMetaInfo->pMetricMeta == NULL)) {
    return false;
  }