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Fix a buffer overrun in the atomic multifile commit logic of the pager. (CVS 1556) 

FossilOrigin-Name: 3b78ffe0b5dfa20e5c638d85ed400afda8a9f948
This commit is contained in:
drh 2004-06-10 00:51:43 +00:00
parent a6ecd33851
commit 427eab53e1
3 changed files with 9 additions and 9 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Check\sfor\sschema\supdates\sif\sthe\sparser\sfails\sto\sfind\sa\stable.\s\sMore\slocking\ntest\supdates.\s(CVS\s1555)
D 2004-06-10T00:29:09
C Fix\sa\sbuffer\soverrun\sin\sthe\satomic\smultifile\scommit\slogic\sof\sthe\spager.\s(CVS\s1556)
D 2004-06-10T00:51:44
F Makefile.in ab7b0d5118e2da97bac66be8684a1034e3500f5a
F Makefile.linux-gcc a9e5a0d309fa7c38e7c14d3ecf7690879d3a5457
F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@ -47,7 +47,7 @@ F src/os_unix.c 1d6f3d1a87d4aa0e4490bcc47b3f0ff9b2e37e7a
F src/os_unix.h 1cd6133cf66dea704b8646b70b2dfdcbdd9b3738
F src/os_win.c 6b8f9fcc683bb888e07fc485372803baa68faadb
F src/os_win.h 004eec47b1780fcaf07420ddc2072294b698d48c
F src/pager.c f93d104b61278246fb06859227ac5fd87e6a67f0
F src/pager.c d1202ce02f7033e08e84c270106fbe688dcf42cd
F src/pager.h ca8f293e1d623a7c628a1c5e0c6cf43d5bbb80bf
F src/parse.y 097438674976355a10cf177bd97326c548820b86
F src/pragma.c 3251628662963f30a95133b19d59e4bc08226c76
@ -218,7 +218,7 @@ F www/support.tcl 1801397edd271cc39a2aadd54e701184b5181248
F www/tclsqlite.tcl 19191cf2a1010eaeff74c51d83fd5f5a4d899075
F www/vdbe.tcl 59288db1ac5c0616296b26dce071c36cb611dfe9
F www/whentouse.tcl a8335bce47cc2fddb07f19052cb0cb4d9129a8e4
P 73afa14a04e8aa22de71aac7d08abc0ec68dc327
R 4a457b2bb951374d999015f4602a5043
P a22283512afe2df09d5783d189fbd7389ed313ad
R 44c0fe57aaff3fee6a9e59ee85ca7073
U drh
Z 0642bdc31cc4198c64ee7082ebf04a73
Z e14cb70585259da837e18dc09e5b8e61

2
manifest.uuid
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@ -1 +1 @@
a22283512afe2df09d5783d189fbd7389ed313ad
3b78ffe0b5dfa20e5c638d85ed400afda8a9f948

4
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 1.117 2004/06/09 20:03:09 drh Exp $
** @(#) $Id: pager.c,v 1.118 2004/06/10 00:51:44 drh Exp $
*/
#include "os.h" /* Must be first to enable large file support */
#include "sqliteInt.h"
@ -809,7 +809,7 @@ static int pager_playback(Pager *pPager, int useJournalSize){
rc = SQLITE_NOMEM;
goto end_playback;
}
rc = sqlite3OsRead(&pPager->jfd, zMaster, pPager->nMaster);
rc = sqlite3OsRead(&pPager->jfd, zMaster, nMaster);
if( rc!=SQLITE_OK || (zMaster[0] && !sqlite3OsFileExists(zMaster)) ){
goto end_playback;
}