diff options
| -rw-r--r-- | sys/netinet/sctp_asconf.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/sys/netinet/sctp_asconf.c b/sys/netinet/sctp_asconf.c index 21add43..9015d80 100644 --- a/sys/netinet/sctp_asconf.c +++ b/sys/netinet/sctp_asconf.c @@ -1328,6 +1328,7 @@ sctp_asconf_queue_add(struct sctp_tcb *stcb, struct sctp_ifa *ifa, { uint32_t status; int pending_delete_queued = 0; + int last; /* see if peer supports ASCONF */ if (stcb->asoc.asconf_supported == 0) { @@ -1337,15 +1338,21 @@ sctp_asconf_queue_add(struct sctp_tcb *stcb, struct sctp_ifa *ifa, * if this is deleting the last address from the assoc, mark it as * pending. */ - if ((type == SCTP_DEL_IP_ADDRESS) && !stcb->asoc.asconf_del_pending && - (sctp_local_addr_count(stcb) < 2)) { - /* set the pending delete info only */ - stcb->asoc.asconf_del_pending = 1; - stcb->asoc.asconf_addr_del_pending = ifa; - atomic_add_int(&ifa->refcount, 1); - SCTPDBG(SCTP_DEBUG_ASCONF2, - "asconf_queue_add: mark delete last address pending\n"); - return (-1); + if ((type == SCTP_DEL_IP_ADDRESS) && !stcb->asoc.asconf_del_pending) { + if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { + last = (sctp_local_addr_count(stcb) == 0); + } else { + last = (sctp_local_addr_count(stcb) == 1); + } + if (last) { + /* set the pending delete info only */ + stcb->asoc.asconf_del_pending = 1; + stcb->asoc.asconf_addr_del_pending = ifa; + atomic_add_int(&ifa->refcount, 1); + SCTPDBG(SCTP_DEBUG_ASCONF2, + "asconf_queue_add: mark delete last address pending\n"); + return (-1); + } } /* queue an asconf parameter */ status = sctp_asconf_queue_mgmt(stcb, ifa, type); |
