netns xfrm: xfrm_policy_check in netns

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 1dc4ff0..158848f 100644 (file)
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -992,12 +992,13 @@ static inline int __xfrm_policy_check2(struct sock *sk, int dir,
                                       struct sk_buff *skb,
                                       unsigned int family, int reverse)
 {
+       struct net *net = dev_net(skb->dev);
        int ndir = dir | (reverse ? XFRM_POLICY_MASK + 1 : 0);
 
        if (sk && sk->sk_policy[XFRM_POLICY_IN])
                return __xfrm_policy_check(sk, ndir, skb, family);
 
-       return  (!init_net.xfrm.policy_count[dir] && !skb->sp) ||
+       return  (!net->xfrm.policy_count[dir] && !skb->sp) ||
                (skb->dst->flags & DST_NOPOLICY) ||
                __xfrm_policy_check(sk, ndir, skb, family);
 }

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 7c88a25..8097c99 100644 (file)
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1894,6 +1894,7 @@ static inline int secpath_has_nontransport(struct sec_path *sp, int k, int *idxp
 int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
                        unsigned short family)
 {
+       struct net *net = dev_net(skb->dev);
        struct xfrm_policy *pol;
        struct xfrm_policy *pols[XFRM_POLICY_TYPE_MAX];
        int npols = 0;
@@ -1938,7 +1939,7 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
        }
 
        if (!pol)
-               pol = flow_cache_lookup(&init_net, &fl, family, fl_dir,
+               pol = flow_cache_lookup(net, &fl, family, fl_dir,
                                        xfrm_policy_lookup);
 
        if (IS_ERR(pol)) {
@@ -1961,7 +1962,7 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
        npols ++;
 #ifdef CONFIG_XFRM_SUB_POLICY
        if (pols[0]->type != XFRM_POLICY_TYPE_MAIN) {
-               pols[1] = xfrm_policy_lookup_bytype(&init_net, XFRM_POLICY_TYPE_MAIN,
+               pols[1] = xfrm_policy_lookup_bytype(net, XFRM_POLICY_TYPE_MAIN,
                                                    &fl, family,
                                                    XFRM_POLICY_IN);
                if (pols[1]) {