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Fix a long-standing bug in btree.c in the sqlite3BtreePrevious() routine.

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The problem has gone unnoticed before now because it only occurs when you
use the OP_Prev opcode on a B+Tree. (CVS 2140)

FossilOrigin-Name: 3d2536c479c943b3a55047898068625f91c872ae
This commit is contained in:
drh
2004-11-22 19:07:09 +00:00
parent d8702b4d40
commit 8237d45ed8
3 changed files with 10 additions and 10 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 1.223 2004/11/22 10:02:10 danielk1977 Exp $
** $Id: btree.c,v 1.224 2004/11/22 19:07:10 drh Exp $
**
** This file implements a external (disk-based) database using BTrees.
** For a detailed discussion of BTrees, refer to
@@ -2854,7 +2854,7 @@ int sqlite3BtreePrevious(BtCursor *pCur, int *pRes){
}
pCur->idx--;
pCur->info.nSize = 0;
if( pPage->leafData ){
if( pPage->leafData && !pPage->leaf ){
rc = sqlite3BtreePrevious(pCur, pRes);
}else{
rc = SQLITE_OK;