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PR/40438: Takahiro Hayashi: syslogd(8) refers freed area

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This commit is contained in:
mschuett 2009-01-22 21:10:52 +00:00
parent cf45120117
commit c998ee30ad
1 changed files with 8 additions and 3 deletions
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11
usr.sbin/syslogd/syslogd.c
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@ -1,4 +1,4 @@
/* $NetBSD: syslogd.c,v 1.97 2009/01/22 10:45:35 lukem Exp $ */
/* $NetBSD: syslogd.c,v 1.98 2009/01/22 21:10:52 mschuett Exp $ */
/*
* Copyright (c) 1983, 1988, 1993, 1994
@ -39,7 +39,7 @@ __COPYRIGHT("@(#) Copyright (c) 1983, 1988, 1993, 1994\
#if 0
static char sccsid[] = "@(#)syslogd.c 8.3 (Berkeley) 4/4/94";
#else
__RCSID("$NetBSD: syslogd.c,v 1.97 2009/01/22 10:45:35 lukem Exp $");
__RCSID("$NetBSD: syslogd.c,v 1.98 2009/01/22 21:10:52 mschuett Exp $");
#endif
#endif /* not lint */
@ -3390,7 +3390,9 @@ init(int fd, short event, void *ev)
/*
* Free old log files.
*/
for (f = Files; f != NULL; f = f->f_next) {
for (f = Files; f != NULL;) {
struct filed *ftmp;
/* check if a new logfile is equal, if so pass the queue */
for (f2 = newf; f2 != NULL; f2 = f2->f_next) {
if (f->f_type == f2->f_type
@ -3421,7 +3423,10 @@ init(int fd, short event, void *ev)
FREEPTR(f->f_program);
FREEPTR(f->f_host);
DEL_EVENT(f->f_sq_event);
ftmp = f->f_next;
free((char *)f);
f = ftmp;
}
Files = newf;
Initialized = 1;