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Merge pull request #5746 from taosdata/hotfix/TD-3719 

[TD-3719]mem overflow issue
This commit is contained in:
haojun Liao 2021-04-10 11:16:12 +08:00 committed by GitHub
parent c486473531 807f9b8875
commit deb3ad7e3a
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 2 deletions
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8
src/query/src/qResultbuf.c
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@ -287,6 +287,10 @@ static void lruListMoveToFront(SList *pList, SPageInfo* pi) {
tdListPrependNode(pList, pi->pn);
}
static FORCE_INLINE size_t getAllocPageSize(int32_t pageSize) {
return pageSize + POINTER_BYTES + 2 + sizeof(tFilePage);
}
tFilePage* getNewDataBuf(SDiskbasedResultBuf* pResultBuf, int32_t groupId, int32_t* pageId) {
pResultBuf->statis.getPages += 1;
@ -311,7 +315,7 @@ tFilePage* getNewDataBuf(SDiskbasedResultBuf* pResultBuf, int32_t groupId, int32
// allocate buf
if (availablePage == NULL) {
pi->pData = calloc(1, pResultBuf->pageSize + POINTER_BYTES + 2); // add extract bytes in case of zipped buffer increased.
pi->pData = calloc(1, getAllocPageSize(pResultBuf->pageSize)); // add extract bytes in case of zipped buffer increased.
} else {
pi->pData = availablePage;
}
@ -355,7 +359,7 @@ tFilePage* getResBufPage(SDiskbasedResultBuf* pResultBuf, int32_t id) {
}
if (availablePage == NULL) {
(*pi)->pData = calloc(1, pResultBuf->pageSize + POINTER_BYTES);
(*pi)->pData = calloc(1, getAllocPageSize(pResultBuf->pageSize));
} else {
(*pi)->pData = availablePage;
}