fix:Explicit null dereferenced

2022-11-24 10:13:57 +08:00 · 2022-11-24 10:13:57 +08:00 · e0e663c6fa
parent 631dc756b1
commit e0e663c6fa
1 changed files with 5 additions and 0 deletions
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@ -3655,6 +3655,11 @@ static void doStreamSessionAggImpl(SOperatorInfo* pOperator, SSDataBlock* pSData
    setSessionWinOutputInfo(pStUpdated, &winInfo);
    winRows = updateSessionWindowInfo(&winInfo, startTsCols, endTsCols, groupId, rows, i, pAggSup->gap,
                                      pAggSup->pResultRows, pStUpdated, pStDeleted);
+    // coverity scan error
+    if (!winInfo.pOutputBuf) {
+      T_LONG_JMP(pTaskInfo->env, TSDB_CODE_QRY_OUT_OF_MEMORY);
+    }
+  
    code = doOneWindowAggImpl(&pInfo->twAggSup.timeWindowData, &winInfo, &pResult, i, winRows, rows, numOfOutput,
                              pOperator);
    if (code != TSDB_CODE_SUCCESS || pResult == NULL) {