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buffer overrun: backport fix from NTP project (Coverity NetBSD Scan 8: CID 1509)

This commit is contained in:
kardel 2006-03-21 11:12:13 +00:00
parent 15dc7197ee
commit a1cdcab3c8
1 changed files with 3 additions and 3 deletions
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6
dist/ntp/ntpd/refclock_chu.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: refclock_chu.c,v 1.3 2003/12/04 16:23:37 drochner Exp $ */
/* $NetBSD: refclock_chu.c,v 1.4 2006/03/21 11:12:13 kardel Exp $ */
/*
* refclock_chu - clock driver for Canadian CHU time/frequency station
@ -1114,7 +1114,7 @@ chu_b(
up->tstamp[up->ntstamp] = up->cstamp[i];
L_SUB(&up->tstamp[up->ntstamp], &offset);
L_ADD(&offset, &up->charstamp);
if (up->ntstamp < MAXSTAGE)
if (up->ntstamp < MAXSTAGE - 1)
up->ntstamp++;
}
}
@ -1218,7 +1218,7 @@ chu_a(
up->tstamp[up->ntstamp] = up->cstamp[i];
L_SUB(&up->tstamp[up->ntstamp], &offset);
L_ADD(&offset, &up->charstamp);
if (up->ntstamp < MAXSTAGE)
if (up->ntstamp < MAXSTAGE - 1)
up->ntstamp++;
}
while (temp > up->prevsec) {