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Merge pull request #13202 from taosdata/fix/idxMemLeak 

fix: avoid mem leak
This commit is contained in:
Yihao Deng 2022-05-30 09:22:03 +08:00 committed by GitHub
parent 5651874d66 da4ab248ed
commit 1d794208fa
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 8 additions and 6 deletions
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2
source/libs/index/src/indexFst.c
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@ -1324,7 +1324,7 @@ StreamWithStateResult* streamWithStateNextWith(StreamWithState* sws, StreamCallb
if (FST_NODE_ADDR(p->node) != fstGetRootAddr(sws->fst)) {
taosArrayPop(sws->inp);
}
// streamStateDestroy(p);
streamStateDestroy(p);
continue;
}
FstTransition trn;

8
source/libs/index/src/indexFstUtil.c
View File

@ -93,7 +93,7 @@ FstSlice fstSliceCreate(uint8_t* data, uint64_t len) {
// just shallow copy
FstSlice fstSliceCopy(FstSlice* s, int32_t start, int32_t end) {
FstString* str = s->str;
str->ref++;
atomic_add_fetch_32(&str->ref, 1);
FstSlice t = {.str = str, .start = start + s->start, .end = end + s->start};
return t;
@ -101,6 +101,7 @@ FstSlice fstSliceCopy(FstSlice* s, int32_t start, int32_t end) {
FstSlice fstSliceDeepCopy(FstSlice* s, int32_t start, int32_t end) {
int32_t tlen = end - start + 1;
int32_t slen;
uint8_t* data = fstSliceData(s, &slen);
assert(tlen <= slen);
@ -129,8 +130,9 @@ uint8_t* fstSliceData(FstSlice* s, int32_t* size) {
}
void fstSliceDestroy(FstSlice* s) {
FstString* str = s->str;
str->ref--;
if (str->ref == 0) {
int32_t ref = atomic_sub_fetch_32(&str->ref, 1);
if (ref == 0) {
taosMemoryFree(str->data);
taosMemoryFree(str);
s->str = NULL;