On Fri, May 14, 2010 at 08:13:03PM +0200, Patrick McHardy wrote:
> Your patch is based on an old version, the current version also
> supports TCP. I'll commit this patch to my tree after some testing.
Thanks!
> diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
> index b20f427..45750cc 100644
> +++ b/net/netfilter/nf_conntrack_sip.c
> @@ -1393,10 +1393,8 @@ static int sip_help_tcp(struct sk_buff *skb, unsigned int protoff,
>
> nf_ct_refresh(ct, skb, sip_timeout * HZ);
>
> - if (skb_is_nonlinear(skb)) {
> - pr_debug("Copy of skbuff not supported yet.\n");
> + if (unlikely(skb_linearize(skb)))
> return NF_ACCEPT;
> - }
Should this be NF_DROP? As I understand it skb_linearize only failes
if it runs out of memory, which probably means dropping is OK. But
passing a packet that might need rewriting could be harmful..
Jason
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