diff options
Diffstat (limited to 'ospfd/ospfd.c')
| -rw-r--r-- | ospfd/ospfd.c | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/ospfd/ospfd.c b/ospfd/ospfd.c index 054c3316..34a36ea4 100644 --- a/ospfd/ospfd.c +++ b/ospfd/ospfd.c @@ -686,17 +686,31 @@ ospf_network_match_iface(struct connected *co, struct prefix *net) * PtP special case: network specified == iface peer addr -> ospf */ - /* For PtP, match if peer address matches network address exactly - * in situations where the peer address is available and the prefix - * length is 32 (i.e. a dedicated subnet has not been assigned). - * This is not a test for falling within the prefix. This + /* For PtP, match if peer address matches network address exactly. + * This can be addr/32 or addr/p for p < 32, but the addr must match + * exactly; this is not a test for falling within the prefix. This * test is solely for compatibility with zebra. - * - * If not PtP, accept if the address is within the prefix. */ - return CONNECTED_POINTOPOINT_HOST(co) ? - IPV4_ADDR_SAME ( &(co->destination->u.prefix4), &(net->u.prefix4)) : - prefix_match (net, co->address); + if (if_is_pointopoint (co->ifp) && co->destination && + IPV4_ADDR_SAME ( &(co->destination->u.prefix4), &(net->u.prefix4))) + return 1; + +#if 0 + /* Decline to accept PtP if dst address does not match the + * prefix. (ifdefed out because this is a workaround, not the + * desired behavior.) */ + if (if_is_pointopoint (co->ifp) && + ! prefix_match (net, co->destination)) + return 0; +#endif + + /* If the address is within the prefix, accept. Note that this + * applies to PtP as well as other types. + */ + if (prefix_match (net, co->address)) + return 1; + + return 0; /* no match */ } void |