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Overview
| Comment: | Change a condition in sqlite3VdbeMemShallowCopy() to avoid accessing an unitialized variable (doing so was not dangerous, but caused a valgrind error). |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
4793c381c6ff4e4d25433298be300287 |
| User & Date: | dan 2010-03-05 18:46:12 |
Context
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2010-03-05
| ||
| 20:17 | Make sure the dbFileVers field in the Pager object is properly initialized even if there is an I/O error while reading its content off of disk. check-in: 81ff698f user: drh tags: trunk | |
| 18:46 | Change a condition in sqlite3VdbeMemShallowCopy() to avoid accessing an unitialized variable (doing so was not dangerous, but caused a valgrind error). check-in: 4793c381 user: dan tags: trunk | |
| 17:27 | Fix a one byte buffer overread in fts3. check-in: 6e3e014a user: dan tags: trunk | |
Changes
Changes to src/vdbemem.c.
605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 |
** and flags gets srcType (either MEM_Ephem or MEM_Static).
*/
void sqlite3VdbeMemShallowCopy(Mem *pTo, const Mem *pFrom, int srcType){
assert( (pFrom->flags & MEM_RowSet)==0 );
sqlite3VdbeMemReleaseExternal(pTo);
memcpy(pTo, pFrom, MEMCELLSIZE);
pTo->xDel = 0;
if( (pFrom->flags&MEM_Dyn)!=0 || pFrom->z==pFrom->zMalloc ){
pTo->flags &= ~(MEM_Dyn|MEM_Static|MEM_Ephem);
assert( srcType==MEM_Ephem || srcType==MEM_Static );
pTo->flags |= srcType;
}
}
/*
|
| |
605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 |
** and flags gets srcType (either MEM_Ephem or MEM_Static).
*/
void sqlite3VdbeMemShallowCopy(Mem *pTo, const Mem *pFrom, int srcType){
assert( (pFrom->flags & MEM_RowSet)==0 );
sqlite3VdbeMemReleaseExternal(pTo);
memcpy(pTo, pFrom, MEMCELLSIZE);
pTo->xDel = 0;
if( (pFrom->flags&MEM_Static)==0 ){
pTo->flags &= ~(MEM_Dyn|MEM_Static|MEM_Ephem);
assert( srcType==MEM_Ephem || srcType==MEM_Static );
pTo->flags |= srcType;
}
}
/*
|