handle SIOCGLIFPHYTTL and say that the ttl is always "copied"

diff --git a/sys/net/if_mobileip.c b/sys/net/if_mobileip.c
index 0eacbeb..38e740a 100644 (file)
--- a/sys/net/if_mobileip.c
+++ b/sys/net/if_mobileip.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: if_mobileip.c,v 1.3 2018/02/07 06:02:01 dlg Exp $ */
+/*     $OpenBSD: if_mobileip.c,v 1.4 2018/02/08 21:55:34 dlg Exp $ */
 
 /*
  * Copyright (c) 2016 David Gwynne <dlg@openbsd.org>
@@ -389,6 +389,10 @@ mobileip_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
                error = mobileip_del_tunnel(sc);
                break;
 
+       case SIOCGLIFPHYTTL:
+               ifr->ifr_ttl = -1;
+               break;
+
        case SIOCSLIFPHYRTABLE:
                if (ISSET(ifp->if_flags, IFF_RUNNING)) {
                        error = EBUSY;