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Commit 4b5d47d4 authored by Denis V. Lunev's avatar Denis V. Lunev Committed by David S. Miller
Browse files

[NETNS]: Correctly fill fib_config data. 



Acked-by: default avatarBenjamin Thery <benjamin.thery@bull.net>
Acked-by: default avatarDaniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: default avatarDenis V. Lunev <den@openvz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6bd48fcf

net/ipv4/fib_frontend.c

+14 −13
Original line number Diff line number Diff line
@@ -305,14 +305,14 @@ static int put_rtax(struct nlattr *mx, int len, int type, u32 value) 
	return len + nla_total_size(4);

}



static int rtentry_to_fib_config(int cmd, struct rtentry *rt,

static int rtentry_to_fib_config(struct net *net, int cmd, struct rtentry *rt,

				 struct fib_config *cfg)

{

	__be32 addr;

	int plen;



	memset(cfg, 0, sizeof(*cfg));

	cfg->fc_nlinfo.nl_net = &init_net;

	cfg->fc_nlinfo.nl_net = net;



	if (rt->rt_dst.sa_family != AF_INET)

		return -EAFNOSUPPORT;
@@ -373,7 +373,7 @@ static int rtentry_to_fib_config(int cmd, struct rtentry *rt, 
		colon = strchr(devname, ':');

		if (colon)

			*colon = 0;

		dev = __dev_get_by_name(&init_net, devname);

		dev = __dev_get_by_name(net, devname);

		if (!dev)

			return -ENODEV;

		cfg->fc_oif = dev->ifindex;
@@ -396,7 +396,7 @@ static int rtentry_to_fib_config(int cmd, struct rtentry *rt, 
	if (rt->rt_gateway.sa_family == AF_INET && addr) {

		cfg->fc_gw = addr;

		if (rt->rt_flags & RTF_GATEWAY &&

		    inet_addr_type(&init_net, addr) == RTN_UNICAST)

		    inet_addr_type(net, addr) == RTN_UNICAST)

			cfg->fc_scope = RT_SCOPE_UNIVERSE;

	}
@@ -453,7 +453,7 @@ int ip_rt_ioctl(unsigned int cmd, void __user *arg) 
			return -EFAULT;



		rtnl_lock();

		err = rtentry_to_fib_config(cmd, &rt, &cfg);

		err = rtentry_to_fib_config(&init_net, cmd, &rt, &cfg);

		if (err == 0) {

			struct fib_table *tb;
@@ -494,8 +494,8 @@ const struct nla_policy rtm_ipv4_policy[RTA_MAX+1] = { 
	[RTA_FLOW]		= { .type = NLA_U32 },

};



static int rtm_to_fib_config(struct sk_buff *skb, struct nlmsghdr *nlh,

			     struct fib_config *cfg)

static int rtm_to_fib_config(struct net *net, struct sk_buff *skb,

			    struct nlmsghdr *nlh, struct fib_config *cfg)

{

	struct nlattr *attr;

	int err, remaining;
@@ -519,7 +519,7 @@ static int rtm_to_fib_config(struct sk_buff *skb, struct nlmsghdr *nlh, 


	cfg->fc_nlinfo.pid = NETLINK_CB(skb).pid;

	cfg->fc_nlinfo.nlh = nlh;

	cfg->fc_nlinfo.nl_net = &init_net;

	cfg->fc_nlinfo.nl_net = net;



	if (cfg->fc_type > RTN_MAX) {

		err = -EINVAL;
@@ -575,7 +575,7 @@ static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *ar 
	if (net != &init_net)

		return -EINVAL;



	err = rtm_to_fib_config(skb, nlh, &cfg);

	err = rtm_to_fib_config(net, skb, nlh, &cfg);

	if (err < 0)

		goto errout;
@@ -600,7 +600,7 @@ static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *ar 
	if (net != &init_net)

		return -EINVAL;



	err = rtm_to_fib_config(skb, nlh, &cfg);

	err = rtm_to_fib_config(net, skb, nlh, &cfg);

	if (err < 0)

		goto errout;
@@ -667,6 +667,7 @@ out: 


static void fib_magic(int cmd, int type, __be32 dst, int dst_len, struct in_ifaddr *ifa)

{

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

	struct fib_table *tb;

	struct fib_config cfg = {

		.fc_protocol = RTPROT_KERNEL,
@@ -677,14 +678,14 @@ static void fib_magic(int cmd, int type, __be32 dst, int dst_len, struct in_ifad 
		.fc_oif = ifa->ifa_dev->dev->ifindex,

		.fc_nlflags = NLM_F_CREATE | NLM_F_APPEND,

		.fc_nlinfo = {

			.nl_net = &init_net,

			.nl_net = net,

		},

	};



	if (type == RTN_UNICAST)

		tb = fib_new_table(&init_net, RT_TABLE_MAIN);

		tb = fib_new_table(net, RT_TABLE_MAIN);

	else

		tb = fib_new_table(&init_net, RT_TABLE_LOCAL);

		tb = fib_new_table(net, RT_TABLE_LOCAL);



	if (tb == NULL)

		return;