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Fix an obscure cache corruption that could occur after an SQLITE_FULL error. (CVS 3964)

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FossilOrigin-Name: e8e879aca67dee959bab42627028964c474da72f
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danielk1977
2007-05-09 15:56:39 +00:00
parent 832b2664e6
commit de3bea7ba4
4 changed files with 25 additions and 11 deletions
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3
src/pager.c
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@@ -18,7 +18,7 @@
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.338 2007/05/08 21:45:28 drh Exp $
** @(#) $Id: pager.c,v 1.339 2007/05/09 15:56:40 danielk1977 Exp $
*/
#ifndef SQLITE_OMIT_DISKIO
#include "sqliteInt.h"
@@ -3077,6 +3077,7 @@ int sqlite3PagerAcquire(
*/
if( nMax<(int)pgno || MEMDB || (noContent && !pPager->alwaysRollback) ){
if( pgno>pPager->mxPgno ){
sqlite3PagerUnref(pPg);
return SQLITE_FULL;
}
memset(PGHDR_TO_DATA(pPg), 0, pPager->pageSize);