return -EINVAL;
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
-@@ -283,6 +283,21 @@ static const struct rt6_info ip6_prohibi
+@@ -87,6 +87,8 @@ static int ip6_pkt_discard(struct sk_bu
+ static int ip6_pkt_discard_out(struct sock *sk, struct sk_buff *skb);
+ static int ip6_pkt_prohibit(struct sk_buff *skb);
+ static int ip6_pkt_prohibit_out(struct sock *sk, struct sk_buff *skb);
++static int ip6_pkt_policy_failed(struct sk_buff *skb);
++static int ip6_pkt_policy_failed_out(struct sock *sk, struct sk_buff *skb);
+ static void ip6_link_failure(struct sk_buff *skb);
+ static void ip6_rt_update_pmtu(struct dst_entry *dst, struct sock *sk,
+ struct sk_buff *skb, u32 mtu);
+@@ -283,6 +285,21 @@ static const struct rt6_info ip6_prohibi
.rt6i_ref = ATOMIC_INIT(1),
};
static const struct rt6_info ip6_blk_hole_entry_template = {
.dst = {
.__refcnt = ATOMIC_INIT(1),
-@@ -1581,6 +1596,11 @@ int ip6_route_add(struct fib6_config *cf
+@@ -1581,6 +1598,11 @@ int ip6_route_add(struct fib6_config *cf
rt->dst.output = ip6_pkt_prohibit_out;
rt->dst.input = ip6_pkt_prohibit;
break;
case RTN_THROW:
default:
rt->dst.error = (cfg->fc_type == RTN_THROW) ? -EAGAIN
-@@ -2142,6 +2162,17 @@ static int ip6_pkt_prohibit_out(struct s
+@@ -2142,6 +2164,17 @@ static int ip6_pkt_prohibit_out(struct s
return ip6_pkt_drop(skb, ICMPV6_ADM_PROHIBITED, IPSTATS_MIB_OUTNOROUTES);
}
+ return ip6_pkt_drop(skb, ICMPV6_POLICY_FAIL, IPSTATS_MIB_INNOROUTES);
+}
+
-+static int ip6_pkt_policy_failed_out(struct sk_buff *skb)
++static int ip6_pkt_policy_failed_out(struct sock *sk, struct sk_buff *skb)
+{
+ skb->dev = skb_dst(skb)->dev;
+ return ip6_pkt_drop(skb, ICMPV6_POLICY_FAIL, IPSTATS_MIB_OUTNOROUTES);
/*
* Allocate a dst for local (unicast / anycast) address.
*/
-@@ -2365,7 +2396,8 @@ static int rtm_to_fib6_config(struct sk_
+@@ -2365,7 +2398,8 @@ static int rtm_to_fib6_config(struct sk_
if (rtm->rtm_type == RTN_UNREACHABLE ||
rtm->rtm_type == RTN_BLACKHOLE ||
rtm->rtm_type == RTN_PROHIBIT ||
cfg->fc_flags |= RTF_REJECT;
if (rtm->rtm_type == RTN_LOCAL)
-@@ -2567,6 +2599,9 @@ static int rt6_fill_node(struct net *net
+@@ -2567,6 +2601,9 @@ static int rt6_fill_node(struct net *net
case -EACCES:
rtm->rtm_type = RTN_PROHIBIT;
break;
case -EAGAIN:
rtm->rtm_type = RTN_THROW;
break;
-@@ -2820,6 +2855,8 @@ static int ip6_route_dev_notify(struct n
+@@ -2820,6 +2857,8 @@ static int ip6_route_dev_notify(struct n
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
net->ipv6.ip6_prohibit_entry->dst.dev = dev;
net->ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(dev);
net->ipv6.ip6_blk_hole_entry->dst.dev = dev;
net->ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(dev);
#endif
-@@ -3036,6 +3073,17 @@ static int __net_init ip6_route_net_init
+@@ -3036,6 +3075,17 @@ static int __net_init ip6_route_net_init
net->ipv6.ip6_blk_hole_entry->dst.ops = &net->ipv6.ip6_dst_ops;
dst_init_metrics(&net->ipv6.ip6_blk_hole_entry->dst,
ip6_template_metrics, true);
#endif
net->ipv6.sysctl.flush_delay = 0;
-@@ -3054,6 +3102,8 @@ out:
+@@ -3054,6 +3104,8 @@ out:
return ret;
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
out_ip6_prohibit_entry:
kfree(net->ipv6.ip6_prohibit_entry);
out_ip6_null_entry:
-@@ -3071,6 +3121,7 @@ static void __net_exit ip6_route_net_exi
+@@ -3071,6 +3123,7 @@ static void __net_exit ip6_route_net_exi
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
kfree(net->ipv6.ip6_prohibit_entry);
kfree(net->ipv6.ip6_blk_hole_entry);
#endif
dst_entries_destroy(&net->ipv6.ip6_dst_ops);
}
-@@ -3167,6 +3218,9 @@ int __init ip6_route_init(void)
+@@ -3167,6 +3220,9 @@ int __init ip6_route_init(void)
init_net.ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev);
init_net.ipv6.ip6_blk_hole_entry->dst.dev = init_net.loopback_dev;
init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev);