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Date:      Fri, 10 Feb 2012 19:54:18 +0000 (UTC)
From:      Michael Tuexen <tuexen@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
Subject:   svn commit: r231416 - stable/8/sys/netinet
Message-ID:  <201202101954.q1AJsI29091096@svn.freebsd.org>
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Author: tuexen
Date: Fri Feb 10 19:54:18 2012
New Revision: 231416
URL: http://svn.freebsd.org/changeset/base/231416

Log:
  MFC r218521:
  Remove addresses from endpoint when there are no associations.
  This fixes a bug reported by brucec@.

Modified:
  stable/8/sys/netinet/sctp_asconf.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/boot/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/e1000/   (props changed)

Modified: stable/8/sys/netinet/sctp_asconf.c
==============================================================================
--- stable/8/sys/netinet/sctp_asconf.c	Fri Feb 10 19:52:18 2012	(r231415)
+++ stable/8/sys/netinet/sctp_asconf.c	Fri Feb 10 19:54:18 2012	(r231416)
@@ -3104,6 +3104,7 @@ sctp_addr_mgmt_ep_sa(struct sctp_inpcb *
     uint32_t type, uint32_t vrf_id, struct sctp_ifa *sctp_ifap)
 {
 	struct sctp_ifa *ifa;
+	struct sctp_laddr *laddr, *nladdr;
 
 	if (sa->sa_len == 0) {
 		SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_ASCONF, EINVAL);
@@ -3124,8 +3125,6 @@ sctp_addr_mgmt_ep_sa(struct sctp_inpcb *
 		if (type == SCTP_ADD_IP_ADDRESS) {
 			sctp_add_local_addr_ep(inp, ifa, type);
 		} else if (type == SCTP_DEL_IP_ADDRESS) {
-			struct sctp_laddr *laddr;
-
 			if (inp->laddr_count < 2) {
 				/* can't delete the last local address */
 				SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_ASCONF, EINVAL);
@@ -3139,11 +3138,19 @@ sctp_addr_mgmt_ep_sa(struct sctp_inpcb *
 				}
 			}
 		}
-		if (!LIST_EMPTY(&inp->sctp_asoc_list)) {
+		if (LIST_EMPTY(&inp->sctp_asoc_list)) {
 			/*
 			 * There is no need to start the iterator if the inp
 			 * has no associations.
 			 */
+			if (type == SCTP_DEL_IP_ADDRESS) {
+				LIST_FOREACH_SAFE(laddr, &inp->sctp_addr_list, sctp_nxt_addr, nladdr) {
+					if (laddr->ifa == ifa) {
+						sctp_del_local_addr_ep(inp, ifa);
+					}
+				}
+			}
+		} else {
 			struct sctp_asconf_iterator *asc;
 			struct sctp_laddr *wi;

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