[src/netbsd-3]: src/dist/ipf/iplang Pull up following revision(s) (requested ...

[tron <tron%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a7f639e7ebc5
branches:  netbsd-3
changeset: 577285:a7f639e7ebc5
user:      tron <tron%NetBSD.org@localhost>
date:      Sat Oct 01 10:36:22 2005 +0000

description:
Pull up following revision(s) (requested by martti in ticket #836):
        dist/ipf/iplang/iplang_y.y: revision 1.8
Avoid crash with invalid input.

diffstat:

 dist/ipf/iplang/iplang_y.y |  9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diffs (24 lines):

diff -r 30c87ed112ae -r a7f639e7ebc5 dist/ipf/iplang/iplang_y.y
--- a/dist/ipf/iplang/iplang_y.y        Sat Oct 01 10:33:31 2005 +0000
+++ b/dist/ipf/iplang/iplang_y.y        Sat Oct 01 10:36:22 2005 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: iplang_y.y,v 1.7 2005/02/08 07:01:53 martti Exp $      */
+/*     $NetBSD: iplang_y.y,v 1.7.2.1 2005/10/01 10:36:22 tron Exp $    */
 
 %{
 /*
@@ -1290,8 +1290,13 @@
        if (ifp->if_fd == -1)
                ifp->if_fd = initdevice(ifp->if_name, 5);
        gwip = sending.snd_gw;
-       if (!gwip.s_addr)
+       if (!gwip.s_addr) {
+               if (!aniphead) {
+                       fprintf(stderr, "no destination address defined for sending!\n");
+                       return;
+               }
                gwip = aniphead->ah_ip->ip_dst;
+       }
        (void) send_ip(ifp->if_fd, ifp->if_MTU, (ip_t *)ipbuffer, gwip, 2);
 }