[XFRM_TUNNEL]: Reload header pointer after pskb_may_pull/pskb_expand_head

Please consider applying, this was found on your latest
net-2.6 tree while playing around with that ip_hdr() + turn
skb->nh/h/mac pointers  as offsets on 64 bits idea :-)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo 2007-02-24 18:12:42 -08:00 committed by David S. Miller
parent 4c3ae4d7e7
commit e4396b544f

View file

@ -111,6 +111,7 @@ static int xfrm4_tunnel_input(struct xfrm_state *x, struct sk_buff *skb)
(err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC)))
goto out;
iph = skb->nh.iph;
if (iph->protocol == IPPROTO_IPIP) {
if (x->props.flags & XFRM_STATE_DECAP_DSCP)
ipv4_copy_dscp(iph, skb->h.ipiph);