[IPV6]: Don't redo xfrm_lookup for cached dst entries

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

diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 7a5863298f3f8efe49977a9a7d39edf5fba71442..2ad37893334a840e2f40732d8735438307c5ed56 100644 (file)
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -166,7 +166,7 @@ int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
        if (sk == NULL)
                goto out;
 
-       sk = __raw_v6_lookup(sk, nexthdr, daddr, saddr, skb->dev->ifindex);
+       sk = __raw_v6_lookup(sk, nexthdr, daddr, saddr, IP6CB(skb)->iif);
 
        while (sk) {
                delivered = 1;
@@ -178,7 +178,7 @@ int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
                                rawv6_rcv(sk, clone);
                }
                sk = __raw_v6_lookup(sk_next(sk), nexthdr, daddr, saddr,
-                                    skb->dev->ifindex);
+                                    IP6CB(skb)->iif);
        }
 out:
        read_unlock(&raw_v6_lock);
@@ -655,6 +655,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
        struct flowi fl;
        int addr_len = msg->msg_namelen;
        int hlimit = -1;
+       int tclass = -1;
        u16 proto;
        int err;
 
@@ -740,7 +741,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
                memset(opt, 0, sizeof(struct ipv6_txoptions));
                opt->tot_len = sizeof(struct ipv6_txoptions);
 
-               err = datagram_send_ctl(msg, &fl, opt, &hlimit);
+               err = datagram_send_ctl(msg, &fl, opt, &hlimit, &tclass);
                if (err < 0) {
                        fl6_sock_release(flowlabel);
                        return err;
@@ -755,8 +756,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
        }
        if (opt == NULL)
                opt = np->opt;
-       if (flowlabel)
-               opt = fl6_merge_options(&opt_space, flowlabel, opt);
+       opt = fl6_merge_options(&opt_space, flowlabel, opt);
 
        fl.proto = proto;
        rawv6_probe_proto_opt(&fl, msg);
@@ -798,6 +798,12 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk,
                        hlimit = ipv6_get_hoplimit(dst->dev);
        }
 
+       if (tclass < 0) {
+               tclass = np->cork.tclass;
+               if (tclass < 0)
+                       tclass = 0;
+       }
+
        if (msg->msg_flags&MSG_CONFIRM)
                goto do_confirm;
 
@@ -806,8 +812,9 @@ back_from_confirm:
                err = rawv6_send_hdrinc(sk, msg->msg_iov, len, &fl, (struct rt6_info*)dst, msg->msg_flags);
        } else {
                lock_sock(sk);
-               err = ip6_append_data(sk, ip_generic_getfrag, msg->msg_iov, len, 0,
-                                       hlimit, opt, &fl, (struct rt6_info*)dst, msg->msg_flags);
+               err = ip6_append_data(sk, ip_generic_getfrag, msg->msg_iov,
+                       len, 0, hlimit, tclass, opt, &fl, (struct rt6_info*)dst,
+                       msg->msg_flags);
 
                if (err)
                        ip6_flush_pending_frames(sk);