diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 34ccef18b40e60e283a63c18102fef8b927cbfaf..4c87594d1389d6e0927cbfa0ff7b5e631c331e84 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -6996,7 +6996,7 @@ static struct rtnl_af_ops inet6_ops __read_mostly = {
 
 int __init addrconf_init(void)
 {
-	struct inet6_dev *idev;
+	struct inet6_dev *idev, *bdev;
 	int i, err;
 
 	err = ipv6_addr_label_init();
@@ -7036,10 +7036,14 @@ int __init addrconf_init(void)
 	 */
 	rtnl_lock();
 	idev = ipv6_add_dev(init_net.loopback_dev);
+	bdev = ipv6_add_dev(blackhole_netdev);
 	rtnl_unlock();
 	if (IS_ERR(idev)) {
 		err = PTR_ERR(idev);
 		goto errlo;
+	} else if (IS_ERR(bdev)) {
+		err = PTR_ERR(bdev);
+		goto errlo;
 	}
 
 	ip6_route_init_special_entries();
@@ -7124,6 +7128,7 @@ void addrconf_cleanup(void)
 		addrconf_ifdown(dev, 1);
 	}
 	addrconf_ifdown(init_net.loopback_dev, 2);
+	addrconf_ifdown(blackhole_netdev, 2);
 
 	/*
 	 *	Check hash table.
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index a63ff85fe14198fc23a5cbc7abcd107df5df00c8..7421207288690078f021117980a28fd01c3a4255 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -155,10 +155,9 @@ void rt6_uncached_list_del(struct rt6_info *rt)
 
 static void rt6_uncached_list_flush_dev(struct net *net, struct net_device *dev)
 {
-	struct net_device *loopback_dev = net->loopback_dev;
 	int cpu;
 
-	if (dev == loopback_dev)
+	if (dev == net->loopback_dev)
 		return;
 
 	for_each_possible_cpu(cpu) {
@@ -171,7 +170,7 @@ static void rt6_uncached_list_flush_dev(struct net *net, struct net_device *dev)
 			struct net_device *rt_dev = rt->dst.dev;
 
 			if (rt_idev->dev == dev) {
-				rt->rt6i_idev = in6_dev_get(loopback_dev);
+				rt->rt6i_idev = in6_dev_get(blackhole_netdev);
 				in6_dev_put(rt_idev);
 			}
 
@@ -386,13 +385,11 @@ static void ip6_dst_ifdown(struct dst_entry *dst, struct net_device *dev,
 {
 	struct rt6_info *rt = (struct rt6_info *)dst;
 	struct inet6_dev *idev = rt->rt6i_idev;
-	struct net_device *loopback_dev =
-		dev_net(dev)->loopback_dev;
 
-	if (idev && idev->dev != loopback_dev) {
-		struct inet6_dev *loopback_idev = in6_dev_get(loopback_dev);
-		if (loopback_idev) {
-			rt->rt6i_idev = loopback_idev;
+	if (idev && idev->dev != dev_net(dev)->loopback_dev) {
+		struct inet6_dev *ibdev = in6_dev_get(blackhole_netdev);
+		if (ibdev) {
+			rt->rt6i_idev = ibdev;
 			in6_dev_put(idev);
 		}
 	}