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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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4
security/selinux/hooks.c
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@@ -4626,7 +4626,7 @@ static unsigned int selinux_ip_postroute(struct sk_buff *skb, int ifindex,
* as fast and as clean as possible. */
if (selinux_compat_net || !selinux_policycap_netpeer)
return selinux_ip_postroute_compat(skb, ifindex, family);
#ifdef CONFIG_XFRM
/* If skb->dst->xfrm is non-NULL then the packet is undergoing an IPsec
* packet transformation so allow the packet to pass without any checks
* since we'll have another chance to perform access control checks
@@ -4635,7 +4635,7 @@ static unsigned int selinux_ip_postroute(struct sk_buff *skb, int ifindex,
* is NULL, in this case go ahead and apply access control. */
if (skb->dst != NULL && skb->dst->xfrm != NULL)
return NF_ACCEPT;
#endif
secmark_active = selinux_secmark_enabled();
peerlbl_active = netlbl_enabled() || selinux_xfrm_enabled();
if (!secmark_active && !peerlbl_active)