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Diffstat (limited to 'net/decnet/dn_dev.c')
-rw-r--r--net/decnet/dn_dev.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 3bc82dc83b38..94256845a057 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -647,11 +647,15 @@ static const struct nla_policy dn_ifa_policy[IFA_MAX+1] = {
static int dn_nl_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct nlattr *tb[IFA_MAX+1];
struct dn_dev *dn_db;
struct ifaddrmsg *ifm;
struct dn_ifaddr *ifa, **ifap;
- int err;
+ int err = -EINVAL;
+
+ if (net != &init_net)
+ goto errout;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, dn_ifa_policy);
if (err < 0)
@@ -681,6 +685,7 @@ errout:
static int dn_nl_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct nlattr *tb[IFA_MAX+1];
struct net_device *dev;
struct dn_dev *dn_db;
@@ -688,6 +693,9 @@ static int dn_nl_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
struct dn_ifaddr *ifa;
int err;
+ if (net != &init_net)
+ return -EINVAL;
+
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, dn_ifa_policy);
if (err < 0)
return err;
@@ -793,11 +801,15 @@ errout:
static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
{
+ struct net *net = skb->sk->sk_net;
int idx, dn_idx = 0, skip_ndevs, skip_naddr;
struct net_device *dev;
struct dn_dev *dn_db;
struct dn_ifaddr *ifa;
+ if (net != &init_net)
+ return 0;
+
skip_ndevs = cb->args[0];
skip_naddr = cb->args[1];