diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 6203ece..f70fac6 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -289,6 +289,7 @@
 	struct rtable *rt;
 	struct iphdr *pip;
 	struct igmpv3_report *pig;
+	struct net *net = dev_net(dev);
 
 	skb = alloc_skb(size + LL_ALLOCATED_SPACE(dev), GFP_ATOMIC);
 	if (skb == NULL)
@@ -299,7 +300,7 @@
 				    .nl_u = { .ip4_u = {
 				    .daddr = IGMPV3_ALL_MCR } },
 				    .proto = IPPROTO_IGMP };
-		if (ip_route_output_key(&init_net, &rt, &fl)) {
+		if (ip_route_output_key(net, &rt, &fl)) {
 			kfree_skb(skb);
 			return NULL;
 		}
@@ -629,6 +630,7 @@
 	struct igmphdr *ih;
 	struct rtable *rt;
 	struct net_device *dev = in_dev->dev;
+	struct net *net = dev_net(dev);
 	__be32	group = pmc ? pmc->multiaddr : 0;
 	__be32	dst;
 
@@ -643,7 +645,7 @@
 		struct flowi fl = { .oif = dev->ifindex,
 				    .nl_u = { .ip4_u = { .daddr = dst } },
 				    .proto = IPPROTO_IGMP };
-		if (ip_route_output_key(&init_net, &rt, &fl))
+		if (ip_route_output_key(net, &rt, &fl))
 			return -1;
 	}
 	if (rt->rt_src == 0) {
@@ -1196,9 +1198,6 @@
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	for (im=in_dev->mc_list; im; im=im->next) {
 		if (im->multiaddr == addr) {
 			im->users++;
@@ -1278,9 +1277,6 @@
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	for (ip=&in_dev->mc_list; (i=*ip)!=NULL; ip=&i->next) {
 		if (i->multiaddr==addr) {
 			if (--i->users == 0) {
@@ -1308,9 +1304,6 @@
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	for (i=in_dev->mc_list; i; i=i->next)
 		igmp_group_dropped(i);
 
@@ -1331,9 +1324,6 @@
 {
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	in_dev->mc_tomb = NULL;
 #ifdef CONFIG_IP_MULTICAST
 	in_dev->mr_gq_running = 0;
@@ -1357,9 +1347,6 @@
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);
 
 	for (i=in_dev->mc_list; i; i=i->next)
@@ -1376,9 +1363,6 @@
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	/* Deactivate timers */
 	ip_mc_down(in_dev);
 
@@ -1395,7 +1379,7 @@
 	write_unlock_bh(&in_dev->mc_list_lock);
 }
 
-static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
+static struct in_device *ip_mc_find_dev(struct net *net, struct ip_mreqn *imr)
 {
 	struct flowi fl = { .nl_u = { .ip4_u =
 				      { .daddr = imr->imr_multiaddr.s_addr } } };
@@ -1404,19 +1388,19 @@
 	struct in_device *idev = NULL;
 
 	if (imr->imr_ifindex) {
-		idev = inetdev_by_index(&init_net, imr->imr_ifindex);
+		idev = inetdev_by_index(net, imr->imr_ifindex);
 		if (idev)
 			__in_dev_put(idev);
 		return idev;
 	}
 	if (imr->imr_address.s_addr) {
-		dev = ip_dev_find(&init_net, imr->imr_address.s_addr);
+		dev = ip_dev_find(net, imr->imr_address.s_addr);
 		if (!dev)
 			return NULL;
 		dev_put(dev);
 	}
 
-	if (!dev && !ip_route_output_key(&init_net, &rt, &fl)) {
+	if (!dev && !ip_route_output_key(net, &rt, &fl)) {
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);
 	}
@@ -1754,18 +1738,16 @@
 	struct ip_mc_socklist *iml=NULL, *i;
 	struct in_device *in_dev;
 	struct inet_sock *inet = inet_sk(sk);
+	struct net *net = sock_net(sk);
 	int ifindex;
 	int count = 0;
 
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
-	in_dev = ip_mc_find_dev(imr);
+	in_dev = ip_mc_find_dev(net, imr);
 
 	if (!in_dev) {
 		iml = NULL;
@@ -1827,15 +1809,13 @@
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_mc_socklist *iml, **imlp;
 	struct in_device *in_dev;
+	struct net *net = sock_net(sk);
 	__be32 group = imr->imr_multiaddr.s_addr;
 	u32 ifindex;
 	int ret = -EADDRNOTAVAIL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
-	in_dev = ip_mc_find_dev(imr);
+	in_dev = ip_mc_find_dev(net, imr);
 	ifindex = imr->imr_ifindex;
 	for (imlp = &inet->mc_list; (iml = *imlp) != NULL; imlp = &iml->next) {
 		if (iml->multi.imr_multiaddr.s_addr != group)
@@ -1873,21 +1853,19 @@
 	struct in_device *in_dev = NULL;
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_sf_socklist *psl;
+	struct net *net = sock_net(sk);
 	int leavegroup = 0;
 	int i, j, rv;
 
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	imr.imr_multiaddr.s_addr = mreqs->imr_multiaddr;
 	imr.imr_address.s_addr = mreqs->imr_interface;
 	imr.imr_ifindex = ifindex;
-	in_dev = ip_mc_find_dev(&imr);
+	in_dev = ip_mc_find_dev(net, &imr);
 
 	if (!in_dev) {
 		err = -ENODEV;
@@ -2007,6 +1985,7 @@
 	struct in_device *in_dev;
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_sf_socklist *newpsl, *psl;
+	struct net *net = sock_net(sk);
 	int leavegroup = 0;
 
 	if (!ipv4_is_multicast(addr))
@@ -2015,15 +1994,12 @@
 	    msf->imsf_fmode != MCAST_EXCLUDE)
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
 	imr.imr_address.s_addr = msf->imsf_interface;
 	imr.imr_ifindex = ifindex;
-	in_dev = ip_mc_find_dev(&imr);
+	in_dev = ip_mc_find_dev(net, &imr);
 
 	if (!in_dev) {
 		err = -ENODEV;
@@ -2094,19 +2070,17 @@
 	struct in_device *in_dev;
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_sf_socklist *psl;
+	struct net *net = sock_net(sk);
 
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
 	imr.imr_address.s_addr = msf->imsf_interface;
 	imr.imr_ifindex = 0;
-	in_dev = ip_mc_find_dev(&imr);
+	in_dev = ip_mc_find_dev(net, &imr);
 
 	if (!in_dev) {
 		err = -ENODEV;
@@ -2163,9 +2137,6 @@
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	err = -EADDRNOTAVAIL;
@@ -2246,19 +2217,17 @@
 {
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_mc_socklist *iml;
+	struct net *net = sock_net(sk);
 
 	if (inet->mc_list == NULL)
 		return;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return;
-
 	rtnl_lock();
 	while ((iml = inet->mc_list) != NULL) {
 		struct in_device *in_dev;
 		inet->mc_list = iml->next;
 
-		in_dev = inetdev_by_index(&init_net, iml->multi.imr_ifindex);
+		in_dev = inetdev_by_index(net, iml->multi.imr_ifindex);
 		(void) ip_mc_leave_src(sk, iml, in_dev);
 		if (in_dev != NULL) {
 			ip_mc_dec_group(in_dev, iml->multi.imr_multiaddr.s_addr);