ip6_output.c (a43e61842ec55baa486d60eed2a19af67ba78b9f) ip6_output.c (97a7a37a7b7bf3dd16f6fa13cfd7ffacd01a352f)
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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62static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff *skb)
63{
64 struct dst_entry *dst = skb_dst(skb);
65 struct net_device *dev = dst->dev;
66 struct neighbour *neigh;
67 struct in6_addr *nexthop;
68 int ret;
69
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

--- 53 unchanged lines hidden (view full) ---

62static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff *skb)
63{
64 struct dst_entry *dst = skb_dst(skb);
65 struct net_device *dev = dst->dev;
66 struct neighbour *neigh;
67 struct in6_addr *nexthop;
68 int ret;
69
70 skb->protocol = htons(ETH_P_IPV6);
71 skb->dev = dev;
72
73 if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) {
74 struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
75
76 if (!(dev->flags & IFF_LOOPBACK) && sk_mc_loop(sk) &&
77 ((mroute6_socket(net, skb) &&
78 !(IP6CB(skb)->flags & IP6SKB_FORWARDED)) ||
79 ipv6_chk_mcast_addr(dev, &ipv6_hdr(skb)->daddr,
80 &ipv6_hdr(skb)->saddr))) {

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149 return ip6_finish_output2(net, sk, skb);
150}
151
152int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
153{
154 struct net_device *dev = skb_dst(skb)->dev;
155 struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
156
70 if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) {
71 struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
72
73 if (!(dev->flags & IFF_LOOPBACK) && sk_mc_loop(sk) &&
74 ((mroute6_socket(net, skb) &&
75 !(IP6CB(skb)->flags & IP6SKB_FORWARDED)) ||
76 ipv6_chk_mcast_addr(dev, &ipv6_hdr(skb)->daddr,
77 &ipv6_hdr(skb)->saddr))) {

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146 return ip6_finish_output2(net, sk, skb);
147}
148
149int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
150{
151 struct net_device *dev = skb_dst(skb)->dev;
152 struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
153
154 skb->protocol = htons(ETH_P_IPV6);
155 skb->dev = dev;
156
157 if (unlikely(idev->cnf.disable_ipv6)) {
158 IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
159 kfree_skb(skb);
160 return 0;
161 }
162
163 return NF_HOOK_COND(NFPROTO_IPV6, NF_INET_POST_ROUTING,
164 net, sk, skb, NULL, dev,

--- 1667 unchanged lines hidden --- 		157 if (unlikely(idev->cnf.disable_ipv6)) {
158 IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
159 kfree_skb(skb);
160 return 0;
161 }
162
163 return NF_HOOK_COND(NFPROTO_IPV6, NF_INET_POST_ROUTING,
164 net, sk, skb, NULL, dev,

--- 1667 unchanged lines hidden ---