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Fixed crash during an UPDATE when free cell size is corrupt. (CVS 5887)

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FossilOrigin-Name: ec18667e2d2826a27f2c052ba3790ab5b8cf0bc4
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shane
2008-11-11 22:18:20 +00:00
parent 826d5b7e1c
commit 34ac18daf5
4 changed files with 37 additions and 19 deletions
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4
src/btree.c
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@@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** $Id: btree.c,v 1.530 2008/11/11 20:51:51 shane Exp $
** $Id: btree.c,v 1.531 2008/11/11 22:18:20 shane Exp $
**
** This file implements a external (disk-based) database using BTrees.
** See the header comment on "btreeInt.h" for additional information.
@@ -4651,6 +4651,8 @@ static int insertCell(
idx = allocateSpace(pPage, sz);
assert( idx>0 );
assert( end <= get2byte(&data[hdr+5]) );
if (idx+sz > pPage->pBt->usableSize)
return SQLITE_CORRUPT_BKPT;
pPage->nCell++;
pPage->nFree -= 2;
memcpy(&data[idx+nSkip], pCell+nSkip, sz-nSkip);