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Diffstat (limited to 'proto/bgp/bgp.c')
-rw-r--r--proto/bgp/bgp.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/proto/bgp/bgp.c b/proto/bgp/bgp.c
index 86f7be1b..b9a1d157 100644
--- a/proto/bgp/bgp.c
+++ b/proto/bgp/bgp.c
@@ -979,7 +979,7 @@ bgp_find_proto(sock *sk)
WALK_LIST(p, proto_list)
if ((p->p.proto == &proto_bgp) &&
ipa_equal(p->cf->remote_ip, sk->daddr) &&
- (!ipa_is_link_local(sk->daddr) || (p->cf->iface == sk->iface)) &&
+ (!p->cf->iface || (p->cf->iface == sk->iface)) &&
(ipa_zero(p->cf->local_ip) || ipa_equal(p->cf->local_ip, sk->saddr)) &&
(p->cf->local_port == sk->sport))
return p;
@@ -1608,11 +1608,8 @@ bgp_postconfig(struct proto_config *CF)
if (!cf->remote_as)
cf_error("Remote AS number must be set");
- // if (ipa_is_link_local(c->remote_ip) && !c->iface)
- // cf_error("Link-local neighbor address requires specified interface");
-
- if (!ipa_is_link_local(cf->remote_ip) != !cf->iface)
- cf_error("Link-local address and interface scope must be used together");
+ if (ipa_is_link_local(cf->remote_ip) && !cf->iface)
+ cf_error("Link-local neighbor address requires specified interface");
if (!(cf->capabilities && cf->enable_as4) && (cf->remote_as > 0xFFFF))
cf_error("Neighbor AS number out of range (AS4 not available)");
@@ -1630,6 +1627,9 @@ bgp_postconfig(struct proto_config *CF)
ipa_is_link_local(cf->remote_ip)))
cf_error("Multihop BGP cannot be used with link-local addresses");
+ if (cf->multihop && cf->iface)
+ cf_error("Multihop BGP cannot be bound to interface");
+
if (cf->multihop && cf->check_link)
cf_error("Multihop BGP cannot depend on link state");