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-rw-r--r--sbin/ipsecctl/parse.y5
1 files changed, 3 insertions, 2 deletions
diff --git a/sbin/ipsecctl/parse.y b/sbin/ipsecctl/parse.y
index e7fbebd8871..c00ac40a5e8 100644
--- a/sbin/ipsecctl/parse.y
+++ b/sbin/ipsecctl/parse.y
@@ -1,4 +1,4 @@
-/* $OpenBSD: parse.y,v 1.67 2006/05/27 17:21:40 hshoexer Exp $ */
+/* $OpenBSD: parse.y,v 1.68 2006/05/28 01:36:06 todd Exp $ */
/*
* Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -1203,8 +1203,9 @@ host(const char *s)
char *p, *q, *ps;
if ((p = strrchr(s, '/')) != NULL) {
+ errno = 0;
mask = strtol(p + 1, &q, 0);
- if (!q || *q || mask > 32 || q == (p + 1))
+ if (errno == ERANGE || !q || *q || mask > 32 || q == (p + 1))
errx(1, "host: invalid netmask '%s'", p);
if ((ps = malloc(strlen(s) - strlen(p) + 1)) == NULL)
err(1, "host: calloc");