From 34192161b45520713ebaa5447553fa546e6ee932 Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Sun, 16 Feb 2014 12:10:57 +0100
Subject: [PATCH] IPv6: work around dangling routes kernel issue

---
 interface-ip.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/interface-ip.c b/interface-ip.c
index fed7d72..3bd92cf 100644
--- a/interface-ip.c
+++ b/interface-ip.c
@@ -648,6 +648,7 @@ interface_set_prefix_address(struct device_prefix_assignment *assignment,
 		addr.preferred_until = now;
 		if (!addr.valid_until || addr.valid_until - now > 7200)
 			addr.valid_until = now + 7200;
+		system_del_address(l3_downlink, &addr); // Work around dangling prefix routes
 		system_add_address(l3_downlink, &addr);
 		if (prefix->iface) {
 			if (prefix->iface->ip6table)
-- 
2.25.1