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Merge pull request #18380 from taosdata/fix/TD-20603 

fix: [ASAN] offset on null pointer error
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Shengliang Guan 2022-11-23 14:14:34 +08:00 committed by GitHub
parent 7daabd9866 0e64614ce8
commit 0335d334fb
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1 changed files with 2 additions and 2 deletions
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source/libs/function/src/builtinsimpl.c
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@ -5672,12 +5672,12 @@ int32_t modeFunction(SqlFunctionCtx* pCtx) {
int32_t numOfElems = 0; int32_t numOfElems = 0;
int32_t startOffset = pCtx->offset; int32_t startOffset = pCtx->offset;
for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; ++i) { for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; ++i) {
char* data = colDataGetData(pInputCol, i);
if (colDataIsNull_s(pInputCol, i)) { if (colDataIsNull_s(pInputCol, i)) {
continue; continue;
} }
numOfElems++; numOfElems++;
char* data = colDataGetData(pInputCol, i);
doModeAdd(pInfo, i, pCtx, data); doModeAdd(pInfo, i, pCtx, data);
if (sizeof(SModeInfo) + pInfo->numOfPoints * (sizeof(SModeItem) + pInfo->colBytes) >= MODE_MAX_RESULT_SIZE) { if (sizeof(SModeInfo) + pInfo->numOfPoints * (sizeof(SModeItem) + pInfo->colBytes) >= MODE_MAX_RESULT_SIZE) {