From 495cba1af366721567e7468f48c44c22f494a7cc Mon Sep 17 00:00:00 2001 From: jkh Date: Tue, 16 Jan 1996 02:09:23 +0000 Subject: [PATCH] Guard against argument starvation. Noted by: aagero@aage.aage.priv.no --- usr.bin/host/host.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/usr.bin/host/host.c b/usr.bin/host/host.c index f417a3c79e96..85fbd1ca2e81 100644 --- a/usr.bin/host/host.c +++ b/usr.bin/host/host.c @@ -67,7 +67,7 @@ char copyright[] = */ #ifndef lint -static char rcsid[] = "$Id: host.c,v 1.5 1995/10/23 16:07:56 peter Exp $"; +static char rcsid[] = "$Id: host.c,v 1.6 1996/01/07 06:21:56 peter Exp $"; #endif /* not lint */ #include @@ -217,8 +217,8 @@ main(c, v) _res.nscount = 1; _res.retry = 2; } - if (strcmp (v[1], ".") == 0 || - !inet_aton(v[1], (struct in_addr *)&addr)) + if (c > 1 && (strcmp (v[1], ".") == 0 || + !inet_aton(v[1], (struct in_addr *)&addr))) addr = -1; hp = NULL; h_errno = TRY_AGAIN;