1 files changed, 31 insertions, 0 deletions

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index a70cecf8fc8d..26de8ee5095b 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2971,11 +2971,15 @@ static const struct nla_policy ifa_ipv6_policy[IFA_MAX+1] = {
 static int
 inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
 {
+        struct net *net = skb->sk->sk_net;
         struct ifaddrmsg *ifm;
         struct nlattr *tb[IFA_MAX+1];
         struct in6_addr *pfx;
         int err;
 
+        if (net != &init_net)
+                return -EINVAL;
+
         err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy);
         if (err < 0)
                 return err;
@@ -3028,6 +3032,7 @@ static int inet6_addr_modify(struct inet6_ifaddr *ifp, u8 ifa_flags,
 static int
 inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
 {
+        struct net *net = skb->sk->sk_net;
         struct ifaddrmsg *ifm;
         struct nlattr *tb[IFA_MAX+1];
         struct in6_addr *pfx;
@@ -3037,6 +3042,9 @@ inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
         u8 ifa_flags;
         int err;
 
+        if (net != &init_net)
+                return -EINVAL;
+
         err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy);
         if (err < 0)
                 return err;
@@ -3310,26 +3318,42 @@ done:
 
 static int inet6_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
 {
+        struct net *net = skb->sk->sk_net;
         enum addr_type_t type = UNICAST_ADDR;
+
+        if (net != &init_net)
+                return 0;
+
         return inet6_dump_addr(skb, cb, type);
 }
 
 static int inet6_dump_ifmcaddr(struct sk_buff *skb, struct netlink_callback *cb)
 {
+        struct net *net = skb->sk->sk_net;
         enum addr_type_t type = MULTICAST_ADDR;
+
+        if (net != &init_net)
+                return 0;
+
         return inet6_dump_addr(skb, cb, type);
 }
 
 
 static int inet6_dump_ifacaddr(struct sk_buff *skb, struct netlink_callback *cb)
 {
+        struct net *net = skb->sk->sk_net;
         enum addr_type_t type = ANYCAST_ADDR;
+
+        if (net != &init_net)
+                return 0;
+
         return inet6_dump_addr(skb, cb, type);
 }
 
 static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr* nlh,
                              void *arg)
 {
+        struct net *net = in_skb->sk->sk_net;
         struct ifaddrmsg *ifm;
         struct nlattr *tb[IFA_MAX+1];
         struct in6_addr *addr = NULL;
@@ -3338,6 +3362,9 @@ static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr* nlh,
         struct sk_buff *skb;
         int err;
 
+        if (net != &init_net)
+                return -EINVAL;
+
         err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy);
         if (err < 0)
                 goto errout;
@@ -3555,11 +3582,15 @@ nla_put_failure:
 
 static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
 {
+        struct net *net = skb->sk->sk_net;
         int idx, err;
         int s_idx = cb->args[0];
         struct net_device *dev;
         struct inet6_dev *idev;
 
+        if (net != &init_net)
+                return 0;
+
         read_lock(&dev_base_lock);
         idx = 0;
         for_each_netdev(&init_net, dev) {