diff options
| author | Ondrej Zajicek <santiago@crfreenet.org> | 2011-03-29 01:41:46 +0200 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2011-03-29 01:41:46 +0200 |
| commit | ab164971891c64126097eedca11d2f5586f1d8e7 (patch) | |
| tree | 46fdb499c0ede22595e97dbb7af82d1c42ed8292 /proto/ospf/packet.c | |
| parent | 52a43ae3b76f86b697537bc3ad8afdb3b421cf2c (diff) | |
Fixes a nasty bug in OSPF.
Sending malformed network prefixes in LSAs causes OSPF to crash
just after the LSA is propagated to the other routers.
Diffstat (limited to 'proto/ospf/packet.c')
| -rw-r--r-- | proto/ospf/packet.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/proto/ospf/packet.c b/proto/ospf/packet.c index ae9f862a..3cda3845 100644 --- a/proto/ospf/packet.c +++ b/proto/ospf/packet.c @@ -269,9 +269,10 @@ ospf_rx_hook(sock *sk, int size) struct proto_ospf *po = ifa->oa->po; // struct proto *p = &po->proto; - int src_local = ipa_in_net(sk->faddr, ifa->addr->prefix, ifa->addr->pxlen); - int dst_local = ipa_equal(sk->laddr, ifa->addr->ip); - int dst_mcast = ipa_equal(sk->laddr, AllSPFRouters) || ipa_equal(sk->laddr, AllDRouters); + int src_local, dst_local UNUSED, dst_mcast; + src_local = ipa_in_net(sk->faddr, ifa->addr->prefix, ifa->addr->pxlen); + dst_local = ipa_equal(sk->laddr, ifa->addr->ip); + dst_mcast = ipa_equal(sk->laddr, AllSPFRouters) || ipa_equal(sk->laddr, AllDRouters); #ifdef OSPFv2 /* First, we eliminate packets with strange address combinations. |