[NET]: Use file->private_data to get socket pointer.

[linux-2.6] / net / ipv6 / ip6_output.c

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 06e7cdaeedc56af64c86dc30bb1b1da262e5e08b..01ef94f7c7f1ce5dfd899703d287be308376a83c 100644 (file)
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -153,51 +153,6 @@ int ip6_output(struct sk_buff *skb)
                return ip6_output2(skb);
 }
 
-#ifdef CONFIG_NETFILTER
-int ip6_route_me_harder(struct sk_buff *skb)
-{
-       struct ipv6hdr *iph = skb->nh.ipv6h;
-       struct dst_entry *dst;
-       struct flowi fl = {
-               .oif = skb->sk ? skb->sk->sk_bound_dev_if : 0,
-               .nl_u =
-               { .ip6_u =
-                 { .daddr = iph->daddr,
-                   .saddr = iph->saddr, } },
-               .proto = iph->nexthdr,
-       };
-
-       dst = ip6_route_output(skb->sk, &fl);
-
-       if (dst->error) {
-               IP6_INC_STATS(IPSTATS_MIB_OUTNOROUTES);
-               LIMIT_NETDEBUG(
-                       printk(KERN_DEBUG "ip6_route_me_harder: No more route.\n"));
-               dst_release(dst);
-               return -EINVAL;
-       }
-
-       /* Drop old route. */
-       dst_release(skb->dst);
-
-       skb->dst = dst;
-       return 0;
-}
-#endif
-
-static inline int ip6_maybe_reroute(struct sk_buff *skb)
-{
-#ifdef CONFIG_NETFILTER
-       if (skb->nfcache & NFC_ALTERED){
-               if (ip6_route_me_harder(skb) != 0){
-                       kfree_skb(skb);
-                       return -EINVAL;
-               }
-       }
-#endif /* CONFIG_NETFILTER */
-       return dst_output(skb);
-}
-
 /*
  *     xmit an sk_buff (used by TCP)
  */
@@ -266,7 +221,8 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
        mtu = dst_mtu(dst);
        if ((skb->len <= mtu) || ipfragok) {
                IP6_INC_STATS(IPSTATS_MIB_OUTREQUESTS);
-               return NF_HOOK(PF_INET6, NF_IP6_LOCAL_OUT, skb, NULL, dst->dev, ip6_maybe_reroute);
+               return NF_HOOK(PF_INET6, NF_IP6_LOCAL_OUT, skb, NULL, dst->dev,
+                               dst_output);
        }
 
        if (net_ratelimit())
@@ -321,7 +277,9 @@ static int ip6_call_ra_chain(struct sk_buff *skb, int sel)
        read_lock(&ip6_ra_lock);
        for (ra = ip6_ra_chain; ra; ra = ra->next) {
                struct sock *sk = ra->sk;
-               if (sk && ra->sel == sel) {
+               if (sk && ra->sel == sel &&
+                   (!sk->sk_bound_dev_if ||
+                    sk->sk_bound_dev_if == skb->dev->ifindex)) {
                        if (last) {
                                struct sk_buff *skb2 = skb_clone(skb, GFP_ATOMIC);
                                if (skb2)
@@ -465,7 +423,6 @@ static void ip6_copy_metadata(struct sk_buff *to, struct sk_buff *from)
        to->pkt_type = from->pkt_type;
        to->priority = from->priority;
        to->protocol = from->protocol;
-       to->security = from->security;
        dst_release(to->dst);
        to->dst = dst_clone(from->dst);
        to->dev = from->dev;
@@ -668,7 +625,7 @@ slow_path:
                 */
 
                if ((frag = alloc_skb(len+hlen+sizeof(struct frag_hdr)+LL_RESERVED_SPACE(rt->u.dst.dev), GFP_ATOMIC)) == NULL) {
-                       NETDEBUG(printk(KERN_INFO "IPv6: frag: no memory for new fragment!\n"));
+                       NETDEBUG(KERN_INFO "IPv6: frag: no memory for new fragment!\n");
                        IP6_INC_STATS(IPSTATS_MIB_FRAGFAILS);
                        err = -ENOMEM;
                        goto fail;
@@ -793,13 +750,8 @@ int ip6_dst_lookup(struct sock *sk, struct dst_entry **dst, struct flowi *fl)
        if (ipv6_addr_any(&fl->fl6_src)) {
                err = ipv6_get_saddr(*dst, &fl->fl6_dst, &fl->fl6_src);
 
-               if (err) {
-#if IP6_DEBUG >= 2
-                       printk(KERN_DEBUG "ip6_dst_lookup: "
-                              "no available source address\n");
-#endif
+               if (err)
                        goto out_err_release;
-               }
        }
 
        return 0;