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Overview
| Comment: | In the 'vtshim' extension, avoid accessing freed memory when handling errors from xCreate/xConnect. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ffd559afd32dcdce9c733ebccdee88fd |
| User & Date: | mistachkin 2017-01-19 18:20:36 |
Context
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2017-01-19
| ||
| 21:20 | If compiled with SQLITE_INLINE_MEMCPY, all memcpy() calls are replaced with in-line code. With that change, cachegrind shows which memcpy() calls are taking the most time. This is a performance-measurement hack only and is not for production use. check-in: 9ed38521 user: drh tags: trunk | |
| 18:20 | In the 'vtshim' extension, avoid accessing freed memory when handling errors from xCreate/xConnect. check-in: ffd559af user: mistachkin tags: trunk | |
|
2017-01-18
| ||
| 22:47 | In the 'windirent' test module, use a macro for the hidden/system attribute checking. check-in: a84a08d0 user: mistachkin tags: trunk | |
Changes
Changes to ext/misc/vtshim.c.
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if( pNew==0 ) return SQLITE_NOMEM;
memset(pNew, 0, sizeof(*pNew));
rc = pAux->pMod->xCreate(db, pAux->pChildAux, argc, argv,
&pNew->pChild, pzErr);
if( rc ){
sqlite3_free(pNew);
*ppVtab = 0;
}
pNew->pAux = pAux;
pNew->ppPrev = &pAux->pAllVtab;
pNew->pNext = pAux->pAllVtab;
if( pAux->pAllVtab ) pAux->pAllVtab->ppPrev = &pNew->pNext;
pAux->pAllVtab = pNew;
return rc;
................................................................................
if( pNew==0 ) return SQLITE_NOMEM;
memset(pNew, 0, sizeof(*pNew));
rc = pAux->pMod->xConnect(db, pAux->pChildAux, argc, argv,
&pNew->pChild, pzErr);
if( rc ){
sqlite3_free(pNew);
*ppVtab = 0;
}
pNew->pAux = pAux;
pNew->ppPrev = &pAux->pAllVtab;
pNew->pNext = pAux->pAllVtab;
if( pAux->pAllVtab ) pAux->pAllVtab->ppPrev = &pNew->pNext;
pAux->pAllVtab = pNew;
return rc;
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if( pNew==0 ) return SQLITE_NOMEM;
memset(pNew, 0, sizeof(*pNew));
rc = pAux->pMod->xCreate(db, pAux->pChildAux, argc, argv,
&pNew->pChild, pzErr);
if( rc ){
sqlite3_free(pNew);
*ppVtab = 0;
return rc;
}
pNew->pAux = pAux;
pNew->ppPrev = &pAux->pAllVtab;
pNew->pNext = pAux->pAllVtab;
if( pAux->pAllVtab ) pAux->pAllVtab->ppPrev = &pNew->pNext;
pAux->pAllVtab = pNew;
return rc;
................................................................................
if( pNew==0 ) return SQLITE_NOMEM;
memset(pNew, 0, sizeof(*pNew));
rc = pAux->pMod->xConnect(db, pAux->pChildAux, argc, argv,
&pNew->pChild, pzErr);
if( rc ){
sqlite3_free(pNew);
*ppVtab = 0;
return rc;
}
pNew->pAux = pAux;
pNew->ppPrev = &pAux->pAllVtab;
pNew->pNext = pAux->pAllVtab;
if( pAux->pAllVtab ) pAux->pAllVtab->ppPrev = &pNew->pNext;
pAux->pAllVtab = pNew;
return rc;
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