leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

Browse Source
This commit is contained in:
Linus Torvalds 2006-02-15 08:49:23 -08:00
commit 7775aa7690
4 changed files with 47 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/netfilter_ipv4.h
View File

@ -79,7 +79,7 @@ enum nf_ip_hook_priorities {
#ifdef __KERNEL__
extern int ip_route_me_harder(struct sk_buff **pskb);
extern int ip_xfrm_me_harder(struct sk_buff **pskb);
#endif /*__KERNEL__*/
#endif /*__LINUX_IP_NETFILTER_H*/

4
net/bridge/br_stp_if.c
View File

@ -67,7 +67,7 @@ void br_stp_disable_bridge(struct net_bridge *br)
{
struct net_bridge_port *p;
spin_lock(&br->lock);
spin_lock_bh(&br->lock);
list_for_each_entry(p, &br->port_list, list) {
if (p->state != BR_STATE_DISABLED)
br_stp_disable_port(p);
@ -76,7 +76,7 @@ void br_stp_disable_bridge(struct net_bridge *br)
br->topology_change = 0;
br->topology_change_detected = 0;
spin_unlock(&br->lock);
spin_unlock_bh(&br->lock);
del_timer_sync(&br->hello_timer);
del_timer_sync(&br->topology_change_timer);

41
net/ipv4/netfilter.c
View File

@ -78,6 +78,47 @@ int ip_route_me_harder(struct sk_buff **pskb)
}
EXPORT_SYMBOL(ip_route_me_harder);
#ifdef CONFIG_XFRM
int ip_xfrm_me_harder(struct sk_buff **pskb)
{
struct flowi fl;
unsigned int hh_len;
struct dst_entry *dst;
if (IPCB(*pskb)->flags & IPSKB_XFRM_TRANSFORMED)
return 0;
if (xfrm_decode_session(*pskb, &fl, AF_INET) < 0)
return -1;
dst = (*pskb)->dst;
if (dst->xfrm)
dst = ((struct xfrm_dst *)dst)->route;
dst_hold(dst);
if (xfrm_lookup(&dst, &fl, (*pskb)->sk, 0) < 0)
return -1;
dst_release((*pskb)->dst);
(*pskb)->dst = dst;
/* Change in oif may mean change in hh_len. */
hh_len = (*pskb)->dst->dev->hard_header_len;
if (skb_headroom(*pskb) < hh_len) {
struct sk_buff *nskb;
nskb = skb_realloc_headroom(*pskb, hh_len);
if (!nskb)
return -1;
if ((*pskb)->sk)
skb_set_owner_w(nskb, (*pskb)->sk);
kfree_skb(*pskb);
*pskb = nskb;
}
return 0;
}
EXPORT_SYMBOL(ip_xfrm_me_harder);
#endif
void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *);
EXPORT_SYMBOL(ip_nat_decode_session);

6
net/ipv4/netfilter/ip_nat_standalone.c
View File

@ -235,19 +235,19 @@ ip_nat_out(unsigned int hooknum,
return NF_ACCEPT;
ret = ip_nat_fn(hooknum, pskb, in, out, okfn);
#ifdef CONFIG_XFRM
if (ret != NF_DROP && ret != NF_STOLEN
&& (ct = ip_conntrack_get(*pskb, &ctinfo)) != NULL) {
enum ip_conntrack_dir dir = CTINFO2DIR(ctinfo);
if (ct->tuplehash[dir].tuple.src.ip !=
ct->tuplehash[!dir].tuple.dst.ip
#ifdef CONFIG_XFRM
|| ct->tuplehash[dir].tuple.src.u.all !=
ct->tuplehash[!dir].tuple.dst.u.all
#endif
)
return ip_route_me_harder(pskb) == 0 ? ret : NF_DROP;
return ip_xfrm_me_harder(pskb) == 0 ? ret : NF_DROP;
}
#endif
return ret;
}