aboutsummaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
authorArnaldo Carvalho de Melo <acme@redhat.com>2007-02-27 11:08:33 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2007-03-09 10:50:26 -0800
commit03670c6e904a3d9651233f08ead30f530a9a29a2 (patch)
tree70c9a9f095daa59bcf3db4e38a6d44e3f8a54c0f /net
parentc7c5f798fc566b10c91cd436a0ffdc40b9eccd1e (diff)
Fix skb data reallocation handling in IPSEC
[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> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/xfrm4_mode_tunnel.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv4/xfrm4_mode_tunnel.c b/net/ipv4/xfrm4_mode_tunnel.c
index e23c21d31a5..21ed667c23c 100644
--- a/net/ipv4/xfrm4_mode_tunnel.c
+++ b/net/ipv4/xfrm4_mode_tunnel.c
@@ -84,6 +84,7 @@ 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 (x->props.flags & XFRM_STATE_DECAP_DSCP)
ipv4_copy_dscp(iph, skb->h.ipiph);
if (!(x->props.flags & XFRM_STATE_NOECN))