diff options
Diffstat (limited to 'ospfd/ospf_opaque.c')
| -rw-r--r-- | ospfd/ospf_opaque.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/ospfd/ospf_opaque.c b/ospfd/ospf_opaque.c index 261d69df33..ab647625fe 100644 --- a/ospfd/ospf_opaque.c +++ b/ospfd/ospf_opaque.c @@ -2050,6 +2050,17 @@ void ospf_opaque_lsa_flush_schedule(struct ospf_lsa *lsa0) goto out; } + if (lsa->opaque_zero_len_delete && + lsa->data->length != htons(sizeof(struct lsa_header))) { + /* minimize the size of the withdrawal: */ + /* increment the sequence number and make len just header */ + /* and update checksum */ + lsa->data->ls_seqnum = lsa_seqnum_increment(lsa); + lsa->data->length = htons(sizeof(struct lsa_header)); + lsa->data->checksum = 0; + lsa->data->checksum = ospf_lsa_checksum(lsa->data); + } + /* Delete this lsa from neighbor retransmit-list. */ switch (lsa->data->type) { case OSPF_OPAQUE_LINK_LSA: |