Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / net / ipv6 / ip6_output.c

diff --git a/kernel/net/ipv6/ip6_output.c b/kernel/net/ipv6/ip6_output.c
index 31144c4..58900c2 100644 (file)
--- a/kernel/net/ipv6/ip6_output.c
+++ b/kernel/net/ipv6/ip6_output.c
@@ -1072,17 +1072,12 @@ 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);
 
@@ -1091,8 +1086,8 @@ static inline int ip6_ufo_append_data(struct sock *sk,
                        int getfrag(void *from, char *to, int offset, int len,
                        int odd, struct sk_buff *skb),
                        void *from, int length, int hh_len, int fragheaderlen,
-                       int transhdrlen, int mtu, unsigned int flags,
-                       const struct flowi6 *fl6)
+                       int exthdrlen, int transhdrlen, int mtu,
+                       unsigned int flags, const struct flowi6 *fl6)
 
 {
        struct sk_buff *skb;
@@ -1117,7 +1112,7 @@ static inline int ip6_ufo_append_data(struct sock *sk,
                skb_put(skb, fragheaderlen + transhdrlen);
 
                /* initialize network header pointer */
-               skb_reset_network_header(skb);
+               skb_set_network_header(skb, exthdrlen);
 
                /* initialize protocol header pointer */
                skb->transport_header = skb->network_header + fragheaderlen;
@@ -1359,7 +1354,7 @@ emsgsize:
            (rt->dst.dev->features & NETIF_F_UFO) &&
            (sk->sk_type == SOCK_DGRAM) && !udp_get_no_check6_tx(sk)) {
                err = ip6_ufo_append_data(sk, queue, getfrag, from, length,
-                                         hh_len, fragheaderlen,
+                                         hh_len, fragheaderlen, exthdrlen,
                                          transhdrlen, mtu, flags, fl6);
                if (err)
                        goto error;