diff options
| author | onoe <onoe@NetBSD.org> | 2000-07-06 08:20:51 +0000 |
|---|---|---|
| committer | onoe <onoe@NetBSD.org> | 2000-07-06 08:20:51 +0000 |
| commit | 27f79f736968059e442ee633f0482ff8ca5cffb6 (patch) | |
| tree | dd047c0bb6d48aa44796f3a9e23907e55ddd24c9 /sbin | |
| parent | f7448250911a38e1e7dd0ec973fa1ad393fe77b0 (diff) | |
cast u_char for ctype (nwid stuff) to fix possible overrun problems.
Diffstat (limited to 'sbin')
| -rw-r--r-- | sbin/ifconfig/ifconfig.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sbin/ifconfig/ifconfig.c b/sbin/ifconfig/ifconfig.c index bf9de410740..69946a0c401 100644 --- a/sbin/ifconfig/ifconfig.c +++ b/sbin/ifconfig/ifconfig.c @@ -1,4 +1,4 @@ -/* $NetBSD: ifconfig.c,v 1.83 2000/07/06 00:50:49 onoe Exp $ */ +/* $NetBSD: ifconfig.c,v 1.84 2000/07/06 08:20:51 onoe Exp $ */ /*- * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. @@ -80,7 +80,7 @@ __COPYRIGHT("@(#) Copyright (c) 1983, 1993\n\ #if 0 static char sccsid[] = "@(#)ifconfig.c 8.2 (Berkeley) 2/16/94"; #else -__RCSID("$NetBSD: ifconfig.c,v 1.83 2000/07/06 00:50:49 onoe Exp $"); +__RCSID("$NetBSD: ifconfig.c,v 1.84 2000/07/06 08:20:51 onoe Exp $"); #endif #endif /* not lint */ @@ -1101,9 +1101,10 @@ setifnwid(val, d) if (val[0] == '0' && (val[1] == 'x' || val[1] == 'X')) { val += 2; p = nwid.i_nwid; - while (isxdigit(val[0]) && isxdigit(val[1])) { + while (isxdigit((u_char)val[0]) && isxdigit((u_char)val[1])) { #define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) - *p++ = (tohex(val[0]) << 4) | tohex(val[1]); + *p++ = (tohex((u_char)val[0]) << 4) | + tohex((u_char)val[1]); #undef tohex val += 2; } |
