ip6_output.c (77d4015ba1ce22987bbf41e6469fa94cd72cb8d7) ip6_output.c (550bab42f83308c9d6ab04a980cc4333cef1c8fa)
1/*
2 * IPv6 output functions
3 * Linux INET6 implementation
4 *
5 * Authors:
6 * Pedro Roque <roque@di.fc.ul.pt>
7 *
8 * Based on linux/net/ipv4/ip_output.c

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100 IPV6_ADDR_SCOPE_NODELOCAL &&
101 !(dev->flags & IFF_LOOPBACK)) {
102 kfree_skb(skb);
103 return 0;
104 }
105 }
106
107 rcu_read_lock_bh();
1/*
2 * IPv6 output functions
3 * Linux INET6 implementation
4 *
5 * Authors:
6 * Pedro Roque <roque@di.fc.ul.pt>
7 *
8 * Based on linux/net/ipv4/ip_output.c

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100 IPV6_ADDR_SCOPE_NODELOCAL &&
101 !(dev->flags & IFF_LOOPBACK)) {
102 kfree_skb(skb);
103 return 0;
104 }
105 }
106
107 rcu_read_lock_bh();
108 nexthop = rt6_nexthop((struct rt6_info *)dst, &ipv6_hdr(skb)->daddr);
108 nexthop = rt6_nexthop((struct rt6_info *)dst);
109 neigh = __ipv6_neigh_lookup_noref(dst->dev, nexthop);
110 if (unlikely(!neigh))
111 neigh = __neigh_create(&nd_tbl, nexthop, dst->dev, false);
112 if (!IS_ERR(neigh)) {
113 ret = dst_neigh_output(dst, neigh, skb);
114 rcu_read_unlock_bh();
115 return ret;
116 }

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869 * has a neighbour entry that is in the INCOMPLETE
870 * state and the src address from the flow is
871 * marked as OPTIMISTIC, we release the found
872 * dst entry and replace it instead with the
873 * dst entry of the nexthop router
874 */
875 rt = (struct rt6_info *) *dst;
876 rcu_read_lock_bh();
109 neigh = __ipv6_neigh_lookup_noref(dst->dev, nexthop);
110 if (unlikely(!neigh))
111 neigh = __neigh_create(&nd_tbl, nexthop, dst->dev, false);
112 if (!IS_ERR(neigh)) {
113 ret = dst_neigh_output(dst, neigh, skb);
114 rcu_read_unlock_bh();
115 return ret;
116 }

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869 * has a neighbour entry that is in the INCOMPLETE
870 * state and the src address from the flow is
871 * marked as OPTIMISTIC, we release the found
872 * dst entry and replace it instead with the
873 * dst entry of the nexthop router
874 */
875 rt = (struct rt6_info *) *dst;
876 rcu_read_lock_bh();
877 n = __ipv6_neigh_lookup_noref(rt->dst.dev, rt6_nexthop(rt, &fl6->daddr));
877 n = __ipv6_neigh_lookup_noref(rt->dst.dev, rt6_nexthop(rt));
878 err = n && !(n->nud_state & NUD_VALID) ? -EINVAL : 0;
879 rcu_read_unlock_bh();
880
881 if (err) {
882 struct inet6_ifaddr *ifp;
883 struct flowi6 fl_gw6;
884 int redirect;
885

--- 675 unchanged lines hidden --- 		878 err = n && !(n->nud_state & NUD_VALID) ? -EINVAL : 0;
879 rcu_read_unlock_bh();
880
881 if (err) {
882 struct inet6_ifaddr *ifp;
883 struct flowi6 fl_gw6;
884 int redirect;
885

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