5 files changed, 16 insertions, 15 deletions

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index f4ac2842d4d9..fdc9de276ab1 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1256,6 +1256,8 @@ static int ip6gre_tap_init(struct net_device *dev)
         if (ret)
                 return ret;
 
+        dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
+
         tunnel = netdev_priv(dev);
 
         ip6gre_tnl_link_config(tunnel, 1);
@@ -1289,6 +1291,7 @@ static void ip6gre_tap_setup(struct net_device *dev)
 
         dev->features |= NETIF_F_NETNS_LOCAL;
         dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+        dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
 }
 
 static bool ip6gre_netlink_encap_parms(struct nlattr *data[],
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index cbf127ae7c67..635b8d340cdb 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1071,17 +1071,12 @@ struct dst_entry *ip6_sk_dst_lookup_flow(struct sock *sk, struct flowi6 *fl6,
                                          const struct in6_addr *final_dst)
 {
         struct dst_entry *dst = sk_dst_check(sk, inet6_sk(sk)->dst_cookie);
-        int err;
 
         dst = ip6_sk_dst_check(sk, dst, fl6);
+        if (!dst)
+                dst = ip6_dst_lookup_flow(sk, fl6, final_dst);
 
-        err = ip6_dst_lookup_tail(sock_net(sk), sk, &dst, fl6);
-        if (err)
-                return ERR_PTR(err);
-        if (final_dst)
-                fl6->daddr = *final_dst;
-
-        return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
+        return dst;
 }
 EXPORT_SYMBOL_GPL(ip6_sk_dst_lookup_flow);
 
diff --git a/net/ipv6/netfilter/nf_dup_ipv6.c b/net/ipv6/netfilter/nf_dup_ipv6.c
index 6989c70ae29f..4a84b5ad9ecb 100644
--- a/net/ipv6/netfilter/nf_dup_ipv6.c
+++ b/net/ipv6/netfilter/nf_dup_ipv6.c
@@ -33,6 +33,7 @@ static bool nf_dup_ipv6_route(struct net *net, struct sk_buff *skb,
         fl6.daddr = *gw;
         fl6.flowlabel = (__force __be32)(((iph->flow_lbl[0] & 0xF) << 16) |
                         (iph->flow_lbl[1] << 8) | iph->flow_lbl[2]);
+        fl6.flowi6_flags = FLOWI_FLAG_KNOWN_NH;
         dst = ip6_route_output(net, NULL, &fl6);
         if (dst->error) {
                 dst_release(dst);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 79e33e02f11a..f36c2d076fce 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1721,7 +1721,9 @@ static void get_tcp6_sock(struct seq_file *seq, struct sock *sp, int i)
         destp = ntohs(inet->inet_dport);
         srcp  = ntohs(inet->inet_sport);
 
-        if (icsk->icsk_pending == ICSK_TIME_RETRANS) {
+        if (icsk->icsk_pending == ICSK_TIME_RETRANS ||
+            icsk->icsk_pending == ICSK_TIME_EARLY_RETRANS ||
+            icsk->icsk_pending == ICSK_TIME_LOSS_PROBE) {
                 timer_active    = 1;
                 timer_expires   = icsk->icsk_timeout;
         } else if (icsk->icsk_pending == ICSK_TIME_PROBE0) {
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 2da1896af934..f421c9f23c5b 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -653,12 +653,12 @@ int udpv6_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
                 }
         }
 
-        if (rcu_access_pointer(sk->sk_filter)) {
-                if (udp_lib_checksum_complete(skb))
-                        goto csum_error;
-                if (sk_filter(sk, skb))
-                        goto drop;
-        }
+        if (rcu_access_pointer(sk->sk_filter) &&
+            udp_lib_checksum_complete(skb))
+                goto csum_error;
+
+        if (sk_filter(sk, skb))
+                goto drop;
 
         udp_csum_pull_header(skb);
         if (sk_rcvqueues_full(sk, sk->sk_rcvbuf)) {