diff options
author | tobias <tobias@openbsd.org> | 2015-09-06 20:07:46 +0000 |
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committer | tobias <tobias@openbsd.org> | 2015-09-06 20:07:46 +0000 |
commit | a1c4e90abc6223c75821a7a78de781ab4c6844ee (patch) | |
tree | 0cb256c32d8985be4e0253d4dfedf332bd94db9f | |
parent | Avoid floating point exception when an invalid font width was specified. (diff) | |
download | wireguard-openbsd-a1c4e90abc6223c75821a7a78de781ab4c6844ee.tar.xz wireguard-openbsd-a1c4e90abc6223c75821a7a78de781ab4c6844ee.zip |
UINT_MAX would overflow the integer calculation later on, leading to
floating point exception just like -1 would do. Use INT_MAX, which is
already way too high to make sense anyway.
-rw-r--r-- | usr.sbin/wsfontload/wsfontload.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/usr.sbin/wsfontload/wsfontload.c b/usr.sbin/wsfontload/wsfontload.c index 313d4e9d240..6c279f0587a 100644 --- a/usr.sbin/wsfontload/wsfontload.c +++ b/usr.sbin/wsfontload/wsfontload.c @@ -1,4 +1,4 @@ -/* $OpenBSD: wsfontload.c,v 1.15 2015/09/06 19:56:43 tobias Exp $ */ +/* $OpenBSD: wsfontload.c,v 1.16 2015/09/06 20:07:46 tobias Exp $ */ /* $NetBSD: wsfontload.c,v 1.2 2000/01/05 18:46:43 ad Exp $ */ /* @@ -105,14 +105,15 @@ main(int argc, char *argv[]) wsdev = optarg; break; case 'w': - f.fontwidth = strtonum(optarg, 1, UINT_MAX, &errstr); + f.fontwidth = strtonum(optarg, 1, INT_MAX, &errstr); if (errstr) errx(1, "font width is %s: %s", errstr, optarg); break; case 'h': - f.fontheight = strtonum(optarg, 1, UINT_MAX, &errstr); + f.fontheight = strtonum(optarg, 1, INT_MAX, &errstr); if (errstr) - errx(1, "font height is %s: %s", errstr, optarg); + errx(1, "font height is %s: %s", + errstr, optarg); break; case 'e': f.encoding = getencoding(optarg); |