From: florian <florian@openbsd.org>
Date: Thu, 1 Dec 2022 07:34:06 +0000 (+0000)
Subject: Oops, the tweak was not correct, go with my original version.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=1c9f076b709376deec194a0bf032d5d7f382f995;p=openbsd

Oops, the tweak was not correct, go with my original version.
Pointed out by tb.
---

diff --git a/sbin/ping/ping.c b/sbin/ping/ping.c
index 38b97a81540..a3b3d650eb5 100644
--- a/sbin/ping/ping.c
+++ b/sbin/ping/ping.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ping.c,v 1.247 2022/12/01 07:11:17 florian Exp $	*/
+/*	$OpenBSD: ping.c,v 1.248 2022/12/01 07:34:06 florian Exp $	*/
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -1525,7 +1525,7 @@ pr_ipopt(int hlen, u_char *buf)
 			break;
 		default:
 			printf("\nunknown option %x", *cp);
-			if (cp[IPOPT_OLEN] > 0 && cp[IPOPT_OLEN] < hlen) {
+			if (cp[IPOPT_OLEN] > 0 && (cp[IPOPT_OLEN] - 1) <= hlen) {
 				hlen = hlen - (cp[IPOPT_OLEN] - 1);
 				cp = cp + (cp[IPOPT_OLEN] - 1);
 			} else