From: Arnaldo Carvalho de Melo <[EMAIL PROTECTED]>
[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 <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
net/ipv4/xfrm4_mode_tunnel.c | 1 +
1 file changed, 1 insertion(+)
--- linux-2.6.20.1.orig/net/ipv4/xfrm4_mode_tunnel.c
+++ linux-2.6.20.1/net/ipv4/xfrm4_mode_tunnel.c
@@ -84,6 +84,7 @@ static int xfrm4_tunnel_input(struct xfr
(err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC)))
goto out;
+ iph = skb->nh.iph;
if (x->props.flags & XFRM_STATE_DECAP_DSCP)
ipv4_copy_dscp(iph, skb->h.ipiph);
if (!(x->props.flags & XFRM_STATE_NOECN))
--
-
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