netns xfrm: lookup in netns

Pass netns to xfrm_lookup()/__xfrm_lookup(). For that pass netns
to flow_cache_lookup() and resolver callback.

Take it from socket or netdevice. Stub DECnet to init_net.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan
2008-11-25 17:35:18 -08:00
committed by David S. Miller
parent cdcbca7c1f
commit 52479b623d
22 changed files with 75 additions and 67 deletions

View File

@@ -562,7 +562,7 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
/* No need to clone since we're just using its address. */
rt2 = rt;
err = xfrm_lookup((struct dst_entry **)&rt, &fl, NULL, 0);
err = xfrm_lookup(net, (struct dst_entry **)&rt, &fl, NULL, 0);
switch (err) {
case 0:
if (rt != rt2)
@@ -601,7 +601,7 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
if (err)
goto relookup_failed;
err = xfrm_lookup((struct dst_entry **)&rt2, &fl, NULL,
err = xfrm_lookup(net, (struct dst_entry **)&rt2, &fl, NULL,
XFRM_LOOKUP_ICMP);
switch (err) {
case 0:

View File

@@ -66,7 +66,7 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned addr_type)
#ifdef CONFIG_XFRM
if (!(IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) &&
xfrm_decode_session(skb, &fl, AF_INET) == 0)
if (xfrm_lookup(&skb->dst, &fl, skb->sk, 0))
if (xfrm_lookup(net, &skb->dst, &fl, skb->sk, 0))
return -1;
#endif
@@ -97,7 +97,7 @@ int ip_xfrm_me_harder(struct sk_buff *skb)
dst = ((struct xfrm_dst *)dst)->route;
dst_hold(dst);
if (xfrm_lookup(&dst, &fl, skb->sk, 0) < 0)
if (xfrm_lookup(dev_net(dst->dev), &dst, &fl, skb->sk, 0) < 0)
return -1;
dst_release(skb->dst);

View File

@@ -2761,7 +2761,7 @@ int ip_route_output_flow(struct net *net, struct rtable **rp, struct flowi *flp,
flp->fl4_src = (*rp)->rt_src;
if (!flp->fl4_dst)
flp->fl4_dst = (*rp)->rt_dst;
err = __xfrm_lookup((struct dst_entry **)rp, flp, sk,
err = __xfrm_lookup(net, (struct dst_entry **)rp, flp, sk,
flags ? XFRM_LOOKUP_WAIT : 0);
if (err == -EREMOTE)
err = ipv4_dst_blackhole(net, rp, flp);