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Overview
| Comment: | Fix a buffer overrun in the where.c. Problem detected by valgrind. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | mistake |
| Files: | files | file ages | folders |
| SHA1: |
15bb62330681a5b2aad95a1d1fc9ab8f |
| User & Date: | drh 2010-07-03 01:44:27 |
Context
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2010-07-03
| ||
| 05:56 | Change code in OP_Rewind to avoid a valgrind warning following an error in the btree layer. This change does not fix any bug, just a warning. (check-in: 4f62dbcf user: dan tags: mistake) | |
| 01:44 | Fix a buffer overrun in the where.c. Problem detected by valgrind. (check-in: 15bb6233 user: drh tags: mistake) | |
|
2010-07-02
| ||
| 19:49 | Changes to os_win.c to have it return same error code as os_unix.c. (check-in: 33b6f069 user: shaneh tags: mistake) | |
Changes
Changes to src/where.c.
3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445 |
zEndAff = sqlite3DbStrDup(pParse->db, zStartAff);
addrNxt = pLevel->addrNxt;
/* If we are doing a reverse order scan on an ascending index, or
** a forward order scan on a descending index, interchange the
** start and end terms (pRangeStart and pRangeEnd).
*/
if( bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC) ){
SWAP(WhereTerm *, pRangeEnd, pRangeStart);
}
testcase( pRangeStart && pRangeStart->eOperator & WO_LE );
testcase( pRangeStart && pRangeStart->eOperator & WO_GE );
testcase( pRangeEnd && pRangeEnd->eOperator & WO_LE );
testcase( pRangeEnd && pRangeEnd->eOperator & WO_GE );
|
| |
3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445 |
zEndAff = sqlite3DbStrDup(pParse->db, zStartAff);
addrNxt = pLevel->addrNxt;
/* If we are doing a reverse order scan on an ascending index, or
** a forward order scan on a descending index, interchange the
** start and end terms (pRangeStart and pRangeEnd).
*/
if( nEq<pIdx->nColumn && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC) ){
SWAP(WhereTerm *, pRangeEnd, pRangeStart);
}
testcase( pRangeStart && pRangeStart->eOperator & WO_LE );
testcase( pRangeStart && pRangeStart->eOperator & WO_GE );
testcase( pRangeEnd && pRangeEnd->eOperator & WO_LE );
testcase( pRangeEnd && pRangeEnd->eOperator & WO_GE );
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