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net: reduce structures when XFRM=n

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ifdef out
* struct sk_buff::sp		(pointer)
* struct dst_entry::xfrm	(pointer)
* struct sock::sk_policy	(2 pointers)

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan
2008-10-28 13:24:06 -07:00
committed by David S. Miller
parent b057efd4d2
commit def8b4faff
11 changed files with 33 additions and 9 deletions
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3
net/ipv4/icmp.c
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@@ -976,9 +976,10 @@ int icmp_rcv(struct sk_buff *skb)
struct net *net = dev_net(rt->u.dst.dev);
if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) {
struct sec_path *sp = skb_sec_path(skb);
int nh;
if (!(skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags &
if (!(sp && sp->xvec[sp->len - 1]->props.flags &
XFRM_STATE_ICMP))
goto drop;