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Diffstat (limited to 'net/ipv4/devinet.c')
-rw-r--r--net/ipv4/devinet.c35
1 files changed, 12 insertions, 23 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 87490f7bb0f7..6848e4760f34 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -165,7 +165,7 @@ static struct in_device *inetdev_init(struct net_device *dev)
if (!in_dev)
goto out;
INIT_RCU_HEAD(&in_dev->rcu_head);
- memcpy(&in_dev->cnf, dev->nd_net->ipv4.devconf_dflt,
+ memcpy(&in_dev->cnf, dev_net(dev)->ipv4.devconf_dflt,
sizeof(in_dev->cnf));
in_dev->cnf.sysctl = NULL;
in_dev->dev = dev;
@@ -437,7 +437,7 @@ struct in_ifaddr *inet_ifa_byprefix(struct in_device *in_dev, __be32 prefix,
static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
- struct net *net = skb->sk->sk_net;
+ struct net *net = sock_net(skb->sk);
struct nlattr *tb[IFA_MAX+1];
struct in_device *in_dev;
struct ifaddrmsg *ifm;
@@ -446,9 +446,6 @@ static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg
ASSERT_RTNL();
- if (net != &init_net)
- return -EINVAL;
-
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv4_policy);
if (err < 0)
goto errout;
@@ -555,14 +552,11 @@ errout:
static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
- struct net *net = skb->sk->sk_net;
+ struct net *net = sock_net(skb->sk);
struct in_ifaddr *ifa;
ASSERT_RTNL();
- if (net != &init_net)
- return -EINVAL;
-
ifa = rtm_to_ifaddr(net, nlh);
if (IS_ERR(ifa))
return PTR_ERR(ifa);
@@ -595,7 +589,7 @@ static __inline__ int inet_abc_len(__be32 addr)
}
-int devinet_ioctl(unsigned int cmd, void __user *arg)
+int devinet_ioctl(struct net *net, unsigned int cmd, void __user *arg)
{
struct ifreq ifr;
struct sockaddr_in sin_orig;
@@ -624,7 +618,7 @@ int devinet_ioctl(unsigned int cmd, void __user *arg)
*colon = 0;
#ifdef CONFIG_KMOD
- dev_load(&init_net, ifr.ifr_name);
+ dev_load(net, ifr.ifr_name);
#endif
switch (cmd) {
@@ -665,7 +659,7 @@ int devinet_ioctl(unsigned int cmd, void __user *arg)
rtnl_lock();
ret = -ENODEV;
- if ((dev = __dev_get_by_name(&init_net, ifr.ifr_name)) == NULL)
+ if ((dev = __dev_get_by_name(net, ifr.ifr_name)) == NULL)
goto done;
if (colon)
@@ -878,6 +872,7 @@ __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope)
{
__be32 addr = 0;
struct in_device *in_dev;
+ struct net *net = dev_net(dev);
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);
@@ -906,7 +901,7 @@ no_in_dev:
*/
read_lock(&dev_base_lock);
rcu_read_lock();
- for_each_netdev(&init_net, dev) {
+ for_each_netdev(net, dev) {
if ((in_dev = __in_dev_get_rcu(dev)) == NULL)
continue;
@@ -979,7 +974,7 @@ __be32 inet_confirm_addr(struct in_device *in_dev,
if (scope != RT_SCOPE_LINK)
return confirm_addr_indev(in_dev, dst, local, scope);
- net = in_dev->dev->nd_net;
+ net = dev_net(in_dev->dev);
read_lock(&dev_base_lock);
rcu_read_lock();
for_each_netdev(net, dev) {
@@ -1045,9 +1040,6 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
struct net_device *dev = ptr;
struct in_device *in_dev = __in_dev_get_rtnl(dev);
- if (dev->nd_net != &init_net)
- return NOTIFY_DONE;
-
ASSERT_RTNL();
if (!in_dev) {
@@ -1166,16 +1158,13 @@ nla_put_failure:
static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
{
- struct net *net = skb->sk->sk_net;
+ struct net *net = sock_net(skb->sk);
int idx, ip_idx;
struct net_device *dev;
struct in_device *in_dev;
struct in_ifaddr *ifa;
int s_ip_idx, s_idx = cb->args[0];
- if (net != &init_net)
- return 0;
-
s_ip_idx = ip_idx = cb->args[1];
idx = 0;
for_each_netdev(net, dev) {
@@ -1214,7 +1203,7 @@ static void rtmsg_ifa(int event, struct in_ifaddr* ifa, struct nlmsghdr *nlh,
int err = -ENOBUFS;
struct net *net;
- net = ifa->ifa_dev->dev->nd_net;
+ net = dev_net(ifa->ifa_dev->dev);
skb = nlmsg_new(inet_nlmsg_size(), GFP_KERNEL);
if (skb == NULL)
goto errout;
@@ -1528,7 +1517,7 @@ static void devinet_sysctl_register(struct in_device *idev)
{
neigh_sysctl_register(idev->dev, idev->arp_parms, NET_IPV4,
NET_IPV4_NEIGH, "ipv4", NULL, NULL);
- __devinet_sysctl_register(idev->dev->nd_net, idev->dev->name,
+ __devinet_sysctl_register(dev_net(idev->dev), idev->dev->name,
idev->dev->ifindex, &idev->cnf);
}