[IP6TUNNEL]: Use proper net instead of init_net stubs.

All the ip_route_output_key(), dev_get_by_...() and ipv6_chk_addr()
calls are now stubbed with init_net.

Fortunately, all the places already have where to get the proper
net from.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 15 insertions, 11 deletions

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 7d2aa6e772ac..d9b272159097 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -543,7 +543,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
         fl.fl4_dst = eiph->saddr;
         fl.fl4_tos = RT_TOS(eiph->tos);
         fl.proto = IPPROTO_IPIP;
-        if (ip_route_output_key(&init_net, &rt, &fl))
+        if (ip_route_output_key(dev_net(skb->dev), &rt, &fl))
                 goto out;
 
         skb2->dev = rt->u.dst.dev;
@@ -555,7 +555,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
                 fl.fl4_dst = eiph->daddr;
                 fl.fl4_src = eiph->saddr;
                 fl.fl4_tos = eiph->tos;
-                if (ip_route_output_key(&init_net, &rt, &fl) ||
+                if (ip_route_output_key(dev_net(skb->dev), &rt, &fl) ||
                     rt->u.dst.dev->type != ARPHRD_TUNNEL) {
                         ip_rt_put(rt);
                         goto out;
@@ -612,7 +612,8 @@ ip6ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
                 skb_reset_network_header(skb2);
 
                 /* Try to guess incoming interface */
-                rt = rt6_lookup(&init_net, &ipv6_hdr(skb2)->saddr, NULL, 0, 0);
+                rt = rt6_lookup(dev_net(skb->dev), &ipv6_hdr(skb2)->saddr,
+                                NULL, 0, 0);
 
                 if (rt && rt->rt6i_dev)
                         skb2->dev = rt->rt6i_dev;
@@ -656,16 +657,17 @@ static inline int ip6_tnl_rcv_ctl(struct ip6_tnl *t)
 {
         struct ip6_tnl_parm *p = &t->parms;
         int ret = 0;
+        struct net *net = dev_net(t->dev);
 
         if (p->flags & IP6_TNL_F_CAP_RCV) {
                 struct net_device *ldev = NULL;
 
                 if (p->link)
-                        ldev = dev_get_by_index(&init_net, p->link);
+                        ldev = dev_get_by_index(net, p->link);
 
                 if ((ipv6_addr_is_multicast(&p->laddr) ||
-                     likely(ipv6_chk_addr(&init_net, &p->laddr, ldev, 0))) &&
-                    likely(!ipv6_chk_addr(&init_net, &p->raddr, NULL, 0)))
+                     likely(ipv6_chk_addr(net, &p->laddr, ldev, 0))) &&
+                    likely(!ipv6_chk_addr(net, &p->raddr, NULL, 0)))
                         ret = 1;
 
                 if (ldev)
@@ -793,19 +795,20 @@ static inline int ip6_tnl_xmit_ctl(struct ip6_tnl *t)
 {
         struct ip6_tnl_parm *p = &t->parms;
         int ret = 0;
+        struct net *net = dev_net(t->dev);
 
         if (p->flags & IP6_TNL_F_CAP_XMIT) {
                 struct net_device *ldev = NULL;
 
                 if (p->link)
-                        ldev = dev_get_by_index(&init_net, p->link);
+                        ldev = dev_get_by_index(net, p->link);
 
-                if (unlikely(!ipv6_chk_addr(&init_net, &p->laddr, ldev, 0)))
+                if (unlikely(!ipv6_chk_addr(net, &p->laddr, ldev, 0)))
                         printk(KERN_WARNING
                                "%s xmit: Local address not yet configured!\n",
                                p->name);
                 else if (!ipv6_addr_is_multicast(&p->raddr) &&
-                         unlikely(ipv6_chk_addr(&init_net, &p->raddr, NULL, 0)))
+                         unlikely(ipv6_chk_addr(net, &p->raddr, NULL, 0)))
                         printk(KERN_WARNING
                                "%s xmit: Routing loop! "
                                "Remote address found on this node!\n",
@@ -858,7 +861,7 @@ static int ip6_tnl_xmit2(struct sk_buff *skb,
         if ((dst = ip6_tnl_dst_check(t)) != NULL)
                 dst_hold(dst);
         else {
-                dst = ip6_route_output(&init_net, NULL, fl);
+                dst = ip6_route_output(dev_net(dev), NULL, fl);
 
                 if (dst->error || xfrm_lookup(&dst, fl, NULL, 0) < 0)
                         goto tx_err_link_failure;
@@ -1123,7 +1126,8 @@ static void ip6_tnl_link_config(struct ip6_tnl *t)
                 int strict = (ipv6_addr_type(&p->raddr) &
                               (IPV6_ADDR_MULTICAST|IPV6_ADDR_LINKLOCAL));
 
-                struct rt6_info *rt = rt6_lookup(&init_net, &p->raddr, &p->laddr,
+                struct rt6_info *rt = rt6_lookup(dev_net(dev),
+                                                 &p->raddr, &p->laddr,
                                                  p->link, strict);
 
                 if (rt == NULL)