Joakim Koskela wrote:
> On Monday 16 July 2007 21:47:40 Patrick McHardy wrote:
>
>>>diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c
>>>index 44ef208..8db7910 100644
>>>--- a/net/ipv4/xfrm4_output.c
>>>+++ b/net/ipv4/xfrm4_output.c
>>>@@ -53,7 +53,8 @@ static int xfrm4_output_one(struct sk_buff *skb)
>>> goto error_nolock;
>>> }
>>>
>>>- if (x->props.mode == XFRM_MODE_TUNNEL) {
>>>+ if (x->props.mode == XFRM_MODE_TUNNEL ||
>>>+ x->props.mode == XFRM_MODE_BEET) {
>>> err = xfrm4_tunnel_check_size(skb);
>>
>>Its not a real tunnel and all packets are generated locally, why
>>does it need to send ICMPs?
>
>
> Guess not. I'll have to still trace through, but can probably be removed.
Just FYI: it does make a difference with netfilter since packets
may be NATed to match a policy, but thats a more general problem
that also affects transport mode and should be dealt with within
netfilter, possibly by propagating PMTU values amonst dst_entries.
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