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Overview
| Comment: | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
ea50815bf80ab0d36891518f209acbcd |
| User & Date: | drh 2018-12-06 01:53:12 |
Context
|
2018-12-06
| ||
| 14:11 | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. check-in: 99a0951f user: drh tags: branch-3.26 | |
| 02:01 | Remove the unused pColHash field from the Table object. check-in: 3a2c0479 user: drh tags: trunk | |
| 01:53 | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. check-in: ea50815b user: drh tags: trunk | |
| 01:08 | Fix a missing mutex in the sqlite3_normalized_sql() interface when it is called on a prepared statement that did not previously have a computed normalization of the input SQL. check-in: 1a1a59c6 user: drh tags: trunk | |
Changes
Changes to src/alter.c.
1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 |
/*
** Walker select callback used by "RENAME TABLE".
*/
static int renameTableSelectCb(Walker *pWalker, Select *pSelect){
int i;
RenameCtx *p = pWalker->u.pRename;
SrcList *pSrc = pSelect->pSrc;
for(i=0; i<pSrc->nSrc; i++){
struct SrcList_item *pItem = &pSrc->a[i];
if( pItem->pTab==p->pTab ){
renameTokenFind(pWalker->pParse, p, pItem->zName);
}
}
renameWalkWith(pWalker, pSelect);
|
> > > > |
1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 |
/*
** Walker select callback used by "RENAME TABLE".
*/
static int renameTableSelectCb(Walker *pWalker, Select *pSelect){
int i;
RenameCtx *p = pWalker->u.pRename;
SrcList *pSrc = pSelect->pSrc;
if( pSrc==0 ){
assert( pWalker->pParse->db->mallocFailed );
return WRC_Abort;
}
for(i=0; i<pSrc->nSrc; i++){
struct SrcList_item *pItem = &pSrc->a[i];
if( pItem->pTab==p->pTab ){
renameTokenFind(pWalker->pParse, p, pItem->zName);
}
}
renameWalkWith(pWalker, pSelect);
|