A ttl of 0 is valid. While here use MAXTTL instead of 255.

Input bluhm@, OK krw@

diff --git a/sbin/ping/ping.c b/sbin/ping/ping.c
index 766bce7..3fe66d6 100644 (file)
--- a/sbin/ping/ping.c
+++ b/sbin/ping/ping.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ping.c,v 1.121 2015/04/20 00:36:51 dlg Exp $  */
+/*     $OpenBSD: ping.c,v 1.122 2015/05/02 17:16:07 florian Exp $      */
 /*     $NetBSD: ping.c,v 1.20 1995/08/11 22:37:58 cgd Exp $    */
 
 /*
@@ -317,7 +317,7 @@ main(int argc, char *argv[])
 #endif /* SMALL */
                case 't':
                        options |= F_TTL;
-                       ttl = (u_char)strtonum(optarg, 1, 255, &errstr);
+                       ttl = strtonum(optarg, 0, MAXTTL, &errstr);
                        if (errstr)
                                errx(1, "ttl value is %s: %s", errstr, optarg);
                        break;