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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c31
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) {