---

yaml --- r: 85644 b: refs/heads/master c: 28a8945 h: refs/heads/master v: v3
git-mirror · Feb 13, 2008 · 021b9c3 · 021b9c3
1 parent e9aaee2
commit 021b9c3
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Showing 3 changed files with 7 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 69cc64d8d92bf852f933e90c888dfff083bd4fc9
+refs/heads/master: 28a89453b1e8de8d777ad96fa1eef27b5d1ce074
diff --git a/trunk/net/ipv6/ip6_output.c b/trunk/net/ipv6/ip6_output.c
@@ -621,7 +621,7 @@ 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);
@@ -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)

diff --git a/trunk/net/ipv6/xfrm6_output.c b/trunk/net/ipv6/xfrm6_output.c
@@ -36,7 +36,7 @@ static int xfrm6_tunnel_check_size(struct sk_buff *skb)
 	if (mtu < IPV6_MIN_MTU)
 		mtu = IPV6_MIN_MTU;
 
-	if (skb->len > mtu) {
+	if (!skb->local_df && skb->len > mtu) {
 		skb->dev = dst->dev;
 		icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
 		ret = -EMSGSIZE;