From 24110da033f8d830037eac7a63506eaaaa658404 Mon Sep 17 00:00:00 2001
From: Michael Tuexen <tuexen@FreeBSD.org>
Date: Sat, 6 Sep 2014 20:03:24 +0000
Subject: [PATCH] Fix a leak of an address, if the address is scheduled for
 removal and the stack is torn down. Thanks to Peter Bostroem and Jiayang Liu
 from Google for reporting the issue.

MFC after: 1 week
---
 sys/netinet/sctp_pcb.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sys/netinet/sctp_pcb.c b/sys/netinet/sctp_pcb.c
index 39348a472042..5a0303549f92 100644
--- a/sys/netinet/sctp_pcb.c
+++ b/sys/netinet/sctp_pcb.c
@@ -5976,6 +5976,9 @@ sctp_pcb_finish(void)
 	LIST_FOREACH_SAFE(wi, &SCTP_BASE_INFO(addr_wq), sctp_nxt_addr, nwi) {
 		LIST_REMOVE(wi, sctp_nxt_addr);
 		SCTP_DECR_LADDR_COUNT();
+		if (wi->action == SCTP_DEL_IP_ADDRESS) {
+			SCTP_FREE(wi->ifa, SCTP_M_IFA);
+		}
 		SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_laddr), wi);
 	}
 	SCTP_WQ_ADDR_UNLOCK();