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Commit 4b8aa9ab authored by Denis V. Lunev's avatar Denis V. Lunev Committed by David S. Miller
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[NETNS]: Process interface address manipulation routines in the namespace. 



The namespace is available when required except rtm_to_ifaddr. Add
namespace argument to it.

Signed-off-by: default avatarDenis V. Lunev <den@openvz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7b218574

net/ipv4/devinet.c

+8 −6
Original line number Diff line number Diff line
@@ -485,7 +485,7 @@ static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg 
	return err;

}



static struct in_ifaddr *rtm_to_ifaddr(struct nlmsghdr *nlh)

static struct in_ifaddr *rtm_to_ifaddr(struct net *net, struct nlmsghdr *nlh)

{

	struct nlattr *tb[IFA_MAX+1];

	struct in_ifaddr *ifa;
@@ -503,7 +503,7 @@ static struct in_ifaddr *rtm_to_ifaddr(struct nlmsghdr *nlh) 
	if (ifm->ifa_prefixlen > 32 || tb[IFA_LOCAL] == NULL)

		goto errout;



	dev = __dev_get_by_index(&init_net, ifm->ifa_index);

	dev = __dev_get_by_index(net, ifm->ifa_index);

	err = -ENODEV;

	if (dev == NULL)

		goto errout;
@@ -563,7 +563,7 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg 
	if (net != &init_net)

		return -EINVAL;



	ifa = rtm_to_ifaddr(nlh);

	ifa = rtm_to_ifaddr(net, nlh);

	if (IS_ERR(ifa))

		return PTR_ERR(ifa);
@@ -1177,7 +1177,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) 


	s_ip_idx = ip_idx = cb->args[1];

	idx = 0;

	for_each_netdev(&init_net, dev) {

	for_each_netdev(net, dev) {

		if (idx < s_idx)

			goto cont;

		if (idx > s_idx)
@@ -1211,7 +1211,9 @@ static void rtmsg_ifa(int event, struct in_ifaddr* ifa, struct nlmsghdr *nlh, 
	struct sk_buff *skb;

	u32 seq = nlh ? nlh->nlmsg_seq : 0;

	int err = -ENOBUFS;

	struct net *net;



	net = ifa->ifa_dev->dev->nd_net;

	skb = nlmsg_new(inet_nlmsg_size(), GFP_KERNEL);

	if (skb == NULL)

		goto errout;
@@ -1223,10 +1225,10 @@ static void rtmsg_ifa(int event, struct in_ifaddr* ifa, struct nlmsghdr *nlh, 
		kfree_skb(skb);

		goto errout;

	}

	err = rtnl_notify(skb, &init_net, pid, RTNLGRP_IPV4_IFADDR, nlh, GFP_KERNEL);

	err = rtnl_notify(skb, net, pid, RTNLGRP_IPV4_IFADDR, nlh, GFP_KERNEL);

errout:

	if (err < 0)

		rtnl_set_sk_err(&init_net, RTNLGRP_IPV4_IFADDR, err);

		rtnl_set_sk_err(net, RTNLGRP_IPV4_IFADDR, err);

}



#ifdef CONFIG_SYSCTL