[IPV6]: Make ndisc_flow_init() common for later use.

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

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 9ac6ca2521c32fba05dd4c99e9f8e68bbf762c32..ff3971173e1e208b995f6d3c75b91361eac61ab6 100644 (file)
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -596,7 +596,6 @@ int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
 
        return offset;
 }
-EXPORT_SYMBOL_GPL(ip6_find_1stfragopt);
 
 static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
 {
@@ -621,7 +620,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
         * or if the skb it not generated by a local socket.  (This last
         * check should be redundant, but it's free.)
         */
-       if (!np || np->pmtudisc >= IPV6_PMTUDISC_DO) {
+       if (!skb->local_df) {
                skb->dev = skb->dst->dev;
                icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
                IP6_INC_STATS(ip6_dst_idev(skb->dst), IPSTATS_MIB_FRAGFAILS);
@@ -920,7 +919,8 @@ static int ip6_dst_lookup_tail(struct sock *sk,
                goto out_err_release;
 
        if (ipv6_addr_any(&fl->fl6_src)) {
-               err = ipv6_get_saddr(*dst, &fl->fl6_dst, &fl->fl6_src);
+               err = ipv6_dev_get_saddr(ip6_dst_idev(*dst)->dev,
+                                        &fl->fl6_dst, &fl->fl6_src);
                if (err)
                        goto out_err_release;
        }
@@ -1420,6 +1420,10 @@ int ip6_push_pending_frames(struct sock *sk)
                tmp_skb->sk = NULL;
        }
 
+       /* Allow local fragmentation. */
+       if (np->pmtudisc < IPV6_PMTUDISC_DO)
+               skb->local_df = 1;
+
        ipv6_addr_copy(final_dst, &fl->fl6_dst);
        __skb_pull(skb, skb_network_header_len(skb));
        if (opt && opt->opt_flen)