Author: tuexen
Date: Sun Jun 22 16:32:41 2014
New Revision: 267725
URL: http://svnweb.freebsd.org/changeset/base/267725

Log:
  MFC r263922:
  
  Handle an edge case of address management similar to TCP.
  This needs to be reconsidered when the address handling
  will be reimplemented.
  The patch is from rrs@.

Modified:
  stable/10/sys/netinet/sctp_pcb.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/netinet/sctp_pcb.c
==============================================================================
--- stable/10/sys/netinet/sctp_pcb.c    Sun Jun 22 16:30:52 2014        
(r267724)
+++ stable/10/sys/netinet/sctp_pcb.c    Sun Jun 22 16:32:41 2014        
(r267725)
@@ -772,7 +772,14 @@ sctp_del_addr_from_vrf(uint32_t vrf_id, 
                }
                SCTPDBG(SCTP_DEBUG_PCB4, "Deleting ifa %p\n", (void 
*)sctp_ifap);
                sctp_ifap->localifa_flags &= SCTP_ADDR_VALID;
-               sctp_ifap->localifa_flags |= SCTP_BEING_DELETED;
+               /*
+                * We don't set the flag. This means that the structure will
+                * hang around in EP's that have bound specific to it until
+                * they close. This gives us TCP like behavior if someone
+                * removes an address (or for that matter adds it right
+                * back).
+                */
+               /* sctp_ifap->localifa_flags |= SCTP_BEING_DELETED; */
                vrf->total_ifa_count--;
                LIST_REMOVE(sctp_ifap, next_bucket);
                sctp_remove_ifa_from_ifn(sctp_ifap);
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