diff options
| author |   deraadt <deraadt@openbsd.org> | 1996-08-10 12:14:19 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 1996-08-10 12:14:19 +0000 |
| commit | cf6e0f4e989bea897fcdbbd72dbd32a3c36fb8f4 (patch) | |
| tree | 27160e4a82686ec55b2115c1a138b6aec3eb9783 | |
| parent | sys/dirent.h (diff) | |
| download | wireguard-openbsd-cf6e0f4e989bea897fcdbbd72dbd32a3c36fb8f4.tar.xz wireguard-openbsd-cf6e0f4e989bea897fcdbbd72dbd32a3c36fb8f4.zip | |
avoid division by zero (avoid printing the incalculateable); netbsd pr#2683; nathanw@MIT.EDU
| -rw-r--r-- | sbin/disklabel/disklabel.c | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/sbin/disklabel/disklabel.c b/sbin/disklabel/disklabel.c index 8ba45769fb1..41112c8ef5c 100644 --- a/sbin/disklabel/disklabel.c +++ b/sbin/disklabel/disklabel.c @@ -1,4 +1,4 @@ -/* $OpenBSD: disklabel.c,v 1.14 1996/06/25 01:21:57 deraadt Exp $ */ +/* $OpenBSD: disklabel.c,v 1.15 1996/08/10 12:14:19 deraadt Exp $ */ /* $NetBSD: disklabel.c,v 1.30 1996/03/14 19:49:24 ghudson Exp $ */ /* @@ -48,7 +48,7 @@ static char copyright[] = /* from static char sccsid[] = "@(#)disklabel.c 1.2 (Symmetric) 11/28/85"; */ static char sccsid[] = "@(#)disklabel.c 8.2 (Berkeley) 1/7/94"; #else -static char rcsid[] = "$OpenBSD: disklabel.c,v 1.14 1996/06/25 01:21:57 deraadt Exp $"; +static char rcsid[] = "$OpenBSD: disklabel.c,v 1.15 1996/08/10 12:14:19 deraadt Exp $"; #endif #endif /* not lint */ @@ -845,19 +845,22 @@ display(f, lp) fprintf(f, "%20.20s", ""); break; } - fprintf(f, "\t# (Cyl. %4d", - pp->p_offset / lp->d_secpercyl); - if (pp->p_offset % lp->d_secpercyl) - putc('*', f); - else - putc(' ', f); - fprintf(f, "- %d", - (pp->p_offset + - pp->p_size + lp->d_secpercyl - 1) / - lp->d_secpercyl - 1); - if (pp->p_size % lp->d_secpercyl) - putc('*', f); - fprintf(f, ")\n"); + if (lp->d_secpercyl) { + fprintf(f, "\t# (Cyl. %4d", + pp->p_offset / lp->d_secpercyl); + if (pp->p_offset % lp->d_secpercyl) + putc('*', f); + else + putc(' ', f); + fprintf(f, "- %d", + (pp->p_offset + + pp->p_size + lp->d_secpercyl - 1) / + lp->d_secpercyl - 1); + if (pp->p_size % lp->d_secpercyl) + putc('*', f); + fprintf(f, ")"); + } + fprintf(f, "\n"); } } fflush(f); |