diff options
| -rw-r--r-- | proto/ospf/packet.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/proto/ospf/packet.c b/proto/ospf/packet.c index 95f7653..dd8fa5f 100644 --- a/proto/ospf/packet.c +++ b/proto/ospf/packet.c @@ -140,13 +140,6 @@ ospf_pkt_checkauth(struct ospf_neighbor *n, struct ospf_iface *ifa, struct ospf_ return 0; } - if (n && (ifa != n->ifa)) - { - OSPF_TRACE(D_PACKETS, "OSPF_auth: received packet from strange interface (%s/%s)", - ifa->iface->name, n->ifa->iface->name); - return 0; - } - switch(ifa->autype) { case OSPF_AUTH_NONE: @@ -178,19 +171,13 @@ ospf_pkt_checkauth(struct ospf_neighbor *n, struct ospf_iface *ifa, struct ospf_ return 0; } - if (ntohs(pkt->length) + OSPF_AUTH_CRYPT_SIZE != size) + if (ntohs(pkt->length) + OSPF_AUTH_CRYPT_SIZE > size) { OSPF_TRACE(D_PACKETS, "OSPF_auth: size mismatch (%d vs %d)", ntohs(pkt->length) + OSPF_AUTH_CRYPT_SIZE, size); return 0; } - if (pkt->u.md5.zero) - { - OSPF_TRACE(D_PACKETS, "OSPF_auth: \"zero\" area is non-zero"); - return 0; - } - tail = ((void *)pkt) + ntohs(pkt->length); if (ifa->passwords) |