diff options
Diffstat (limited to 'net/decnet/dn_dev.c')
| -rw-r--r-- | net/decnet/dn_dev.c | 14 |
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]; |