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-rw-r--r--include/linux/rtnetlink.h8
-rw-r--r--include/net/net_namespace.h3
-rw-r--r--net/bridge/br_netlink.c4
-rw-r--r--net/core/fib_rules.c4
-rw-r--r--net/core/neighbour.c4
-rw-r--r--net/core/rtnetlink.c63
-rw-r--r--net/decnet/dn_dev.c4
-rw-r--r--net/decnet/dn_route.c2
-rw-r--r--net/decnet/dn_table.c4
-rw-r--r--net/ipv4/devinet.c4
-rw-r--r--net/ipv4/fib_semantics.c4
-rw-r--r--net/ipv4/ipmr.c4
-rw-r--r--net/ipv4/route.c2
-rw-r--r--net/ipv6/addrconf.c14
-rw-r--r--net/ipv6/addrlabel.c2
-rw-r--r--net/ipv6/ndisc.c5
-rw-r--r--net/ipv6/route.c6
-rw-r--r--net/sched/act_api.c8
-rw-r--r--net/sched/cls_api.c2
-rw-r--r--net/sched/sch_api.c4
-rw-r--r--net/wireless/wext.c5
21 files changed, 102 insertions, 54 deletions
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index e20dcc89a836..b014f6b7fe29 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -620,11 +620,11 @@ extern int __rtattr_parse_nested_compat(struct rtattr *tb[], int maxattr,
({ data = RTA_PAYLOAD(rta) >= len ? RTA_DATA(rta) : NULL; \
__rtattr_parse_nested_compat(tb, max, rta, len); })
-extern int rtnetlink_send(struct sk_buff *skb, u32 pid, u32 group, int echo);
-extern int rtnl_unicast(struct sk_buff *skb, u32 pid);
-extern int rtnl_notify(struct sk_buff *skb, u32 pid, u32 group,
+extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo);
+extern int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid);
+extern int rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid, u32 group,
struct nlmsghdr *nlh, gfp_t flags);
-extern void rtnl_set_sk_err(u32 group, int error);
+extern void rtnl_set_sk_err(struct net *net, u32 group, int error);
extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics);
extern int rtnl_put_cacheinfo(struct sk_buff *skb, struct dst_entry *dst,
u32 id, u32 ts, u32 tsage, long expires,
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 5dd6d90b37eb..90802a668c23 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -10,6 +10,7 @@
struct proc_dir_entry;
struct net_device;
+struct sock;
struct net {
atomic_t count; /* To decided when the network
* namespace should be freed.
@@ -29,6 +30,8 @@ struct net {
struct list_head dev_base_head;
struct hlist_head *dev_name_head;
struct hlist_head *dev_index_head;
+
+ struct sock *rtnl; /* rtnetlink socket */
};
#ifdef CONFIG_NET
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a4ffa2b63cd5..f5d69336d97b 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -97,10 +97,10 @@ void br_ifinfo_notify(int event, struct net_bridge_port *port)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, &init_net,0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_LINK, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_LINK, err);
}
/*
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 3b20b6f0982e..0af0538343da 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -599,10 +599,10 @@ static void notify_rule_change(int event, struct fib_rule *rule,
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, pid, ops->nlgroup, nlh, GFP_KERNEL);
+ err = rtnl_notify(skb, &init_net, pid, ops->nlgroup, nlh, GFP_KERNEL);
errout:
if (err < 0)
- rtnl_set_sk_err(ops->nlgroup, err);
+ rtnl_set_sk_err(&init_net, ops->nlgroup, err);
}
static void attach_rules(struct list_head *rules, struct net_device *dev)
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 29f0a4d2008f..a8b72c1c7c8a 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2467,10 +2467,10 @@ static void __neigh_notify(struct neighbour *n, int type, int flags)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_NEIGH, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_NEIGH, NULL, GFP_ATOMIC);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_NEIGH, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_NEIGH, err);
}
#ifdef CONFIG_ARPD
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 4edc3dac4ccd..9efaf35934f4 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -60,7 +60,6 @@ struct rtnl_link
};
static DEFINE_MUTEX(rtnl_mutex);
-static struct sock *rtnl;
void rtnl_lock(void)
{
@@ -458,8 +457,9 @@ size_t rtattr_strlcpy(char *dest, const struct rtattr *rta, size_t size)
return ret;
}
-int rtnetlink_send(struct sk_buff *skb, u32 pid, unsigned group, int echo)
+int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, unsigned group, int echo)
{
+ struct sock *rtnl = net->rtnl;
int err = 0;
NETLINK_CB(skb).dst_group = group;
@@ -471,14 +471,17 @@ int rtnetlink_send(struct sk_buff *skb, u32 pid, unsigned group, int echo)
return err;
}
-int rtnl_unicast(struct sk_buff *skb, u32 pid)
+int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid)
{
+ struct sock *rtnl = net->rtnl;
+
return nlmsg_unicast(rtnl, skb, pid);
}
-int rtnl_notify(struct sk_buff *skb, u32 pid, u32 group,
+int rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid, u32 group,
struct nlmsghdr *nlh, gfp_t flags)
{
+ struct sock *rtnl = net->rtnl;
int report = 0;
if (nlh)
@@ -487,8 +490,10 @@ int rtnl_notify(struct sk_buff *skb, u32 pid, u32 group,
return nlmsg_notify(rtnl, skb, pid, group, report, flags);
}
-void rtnl_set_sk_err(u32 group, int error)
+void rtnl_set_sk_err(struct net *net, u32 group, int error)
{
+ struct sock *rtnl = net->rtnl;
+
netlink_set_err(rtnl, 0, group, error);
}
@@ -1201,7 +1206,7 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
kfree_skb(nskb);
goto errout;
}
- err = rtnl_unicast(nskb, NETLINK_CB(skb).pid);
+ err = rtnl_unicast(nskb, net, NETLINK_CB(skb).pid);
errout:
dev_put(dev);
@@ -1252,10 +1257,10 @@ void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_LINK, NULL, GFP_KERNEL);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_LINK, NULL, GFP_KERNEL);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_LINK, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_LINK, err);
}
/* Protected by RTNL sempahore. */
@@ -1266,6 +1271,7 @@ static int rtattr_max;
static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
+ struct net *net = skb->sk->sk_net;
rtnl_doit_func doit;
int sz_idx, kind;
int min_len;
@@ -1294,6 +1300,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
return -EPERM;
if (kind == 2 && nlh->nlmsg_flags&NLM_F_DUMP) {
+ struct sock *rtnl;
rtnl_dumpit_func dumpit;
dumpit = rtnl_get_dumpit(family, type);
@@ -1301,6 +1308,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
return -EOPNOTSUPP;
__rtnl_unlock();
+ rtnl = net->rtnl;
err = netlink_dump_start(rtnl, skb, nlh, dumpit, NULL);
rtnl_lock();
return err;
@@ -1373,6 +1381,40 @@ static struct notifier_block rtnetlink_dev_notifier = {
.notifier_call = rtnetlink_event,
};
+
+static int rtnetlink_net_init(struct net *net)
+{
+ struct sock *sk;
+ sk = netlink_kernel_create(net, NETLINK_ROUTE, RTNLGRP_MAX,
+ rtnetlink_rcv, &rtnl_mutex, THIS_MODULE);
+ if (!sk)
+ return -ENOMEM;
+
+ /* Don't hold an extra reference on the namespace */
+ put_net(sk->sk_net);
+ net->rtnl = sk;
+ return 0;
+}
+
+static void rtnetlink_net_exit(struct net *net)
+{
+ struct sock *sk = net->rtnl;
+ if (sk) {
+ /* At the last minute lie and say this is a socket for the
+ * initial network namespace. So the socket will be safe to
+ * free.
+ */
+ sk->sk_net = get_net(&init_net);
+ sock_put(sk);
+ net->rtnl = NULL;
+ }
+}
+
+static struct pernet_operations rtnetlink_net_ops = {
+ .init = rtnetlink_net_init,
+ .exit = rtnetlink_net_exit,
+};
+
void __init rtnetlink_init(void)
{
int i;
@@ -1385,10 +1427,9 @@ void __init rtnetlink_init(void)
if (!rta_buf)
panic("rtnetlink_init: cannot allocate rta_buf\n");
- rtnl = netlink_kernel_create(&init_net, NETLINK_ROUTE, RTNLGRP_MAX,
- rtnetlink_rcv, &rtnl_mutex, THIS_MODULE);
- if (rtnl == NULL)
+ if (register_pernet_subsys(&rtnetlink_net_ops))
panic("rtnetlink_init: cannot initialize rtnetlink\n");
+
netlink_set_nonroot(NETLINK_ROUTE, NL_NONROOT_RECV);
register_netdevice_notifier(&rtnetlink_dev_notifier);
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 94256845a057..39c89c682047 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -793,10 +793,10 @@ static void dn_ifaddr_notify(int event, struct dn_ifaddr *ifa)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_DECnet_IFADDR, NULL, GFP_KERNEL);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_DECnet_IFADDR, NULL, GFP_KERNEL);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_DECnet_IFADDR, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_DECnet_IFADDR, err);
}
static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 28aeba15cf12..5d742f1420d9 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1587,7 +1587,7 @@ static int dn_cache_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, void
goto out_free;
}
- return rtnl_unicast(skb, NETLINK_CB(in_skb).pid);
+ return rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
out_free:
kfree_skb(skb);
diff --git a/net/decnet/dn_table.c b/net/decnet/dn_table.c
index a3bdb8dd1fb2..e09d915dbd77 100644
--- a/net/decnet/dn_table.c
+++ b/net/decnet/dn_table.c
@@ -375,10 +375,10 @@ static void dn_rtmsg_fib(int event, struct dn_fib_node *f, int z, u32 tb_id,
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, pid, RTNLGRP_DECnet_ROUTE, nlh, GFP_KERNEL);
+ err = rtnl_notify(skb, &init_net, pid, RTNLGRP_DECnet_ROUTE, nlh, GFP_KERNEL);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_DECnet_ROUTE, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_DECnet_ROUTE, err);
}
static __inline__ int dn_hash_dump_bucket(struct sk_buff *skb,
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index c0eb26a0d0bc..6e75c884e1af 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1240,10 +1240,10 @@ static void rtmsg_ifa(int event, struct in_ifaddr* ifa, struct nlmsghdr *nlh,
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, pid, RTNLGRP_IPV4_IFADDR, nlh, GFP_KERNEL);
+ err = rtnl_notify(skb, &init_net, pid, RTNLGRP_IPV4_IFADDR, nlh, GFP_KERNEL);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_IPV4_IFADDR, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_IPV4_IFADDR, err);
}
#ifdef CONFIG_SYSCTL
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 1351a2617dce..33ec96001d90 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -320,11 +320,11 @@ void rtmsg_fib(int event, __be32 key, struct fib_alias *fa,
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, info->pid, RTNLGRP_IPV4_ROUTE,
+ err = rtnl_notify(skb, &init_net, info->pid, RTNLGRP_IPV4_ROUTE,
info->nlh, GFP_KERNEL);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_IPV4_ROUTE, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_IPV4_ROUTE, err);
}
/* Return the first fib alias matching TOS with
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 8e5d47a60602..11879283ad52 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -321,7 +321,7 @@ static void ipmr_destroy_unres(struct mfc_cache *c)
e->error = -ETIMEDOUT;
memset(&e->msg, 0, sizeof(e->msg));
- rtnl_unicast(skb, NETLINK_CB(skb).pid);
+ rtnl_unicast(skb, &init_net, NETLINK_CB(skb).pid);
} else
kfree_skb(skb);
}
@@ -533,7 +533,7 @@ static void ipmr_cache_resolve(struct mfc_cache *uc, struct mfc_cache *c)
memset(&e->msg, 0, sizeof(e->msg));
}
- rtnl_unicast(skb, NETLINK_CB(skb).pid);
+ rtnl_unicast(skb, &init_net, NETLINK_CB(skb).pid);
} else
ip_mr_forward(skb, c, 0);
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 1d2839571d2f..e4b6fb4b1f4f 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2610,7 +2610,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void
if (err <= 0)
goto errout_free;
- err = rtnl_unicast(skb, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
errout:
return err;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 26de8ee5095b..6c8b193474ba 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3397,7 +3397,7 @@ static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr* nlh,
kfree_skb(skb);
goto errout_ifa;
}
- err = rtnl_unicast(skb, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
errout_ifa:
in6_ifa_put(ifa);
errout:
@@ -3420,10 +3420,10 @@ static void inet6_ifa_notify(int event, struct inet6_ifaddr *ifa)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_IPV6_IFADDR, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_IPV6_IFADDR, NULL, GFP_ATOMIC);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_IPV6_IFADDR, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_IPV6_IFADDR, err);
}
static inline void ipv6_store_devconf(struct ipv6_devconf *cnf,
@@ -3628,10 +3628,10 @@ void inet6_ifinfo_notify(int event, struct inet6_dev *idev)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_IPV6_IFADDR, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_IPV6_IFADDR, NULL, GFP_ATOMIC);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_IPV6_IFADDR, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_IPV6_IFADDR, err);
}
static inline size_t inet6_prefix_nlmsg_size(void)
@@ -3697,10 +3697,10 @@ static void inet6_prefix_notify(int event, struct inet6_dev *idev,
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, 0, RTNLGRP_IPV6_PREFIX, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_IPV6_PREFIX, NULL, GFP_ATOMIC);
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_IPV6_PREFIX, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_IPV6_PREFIX, err);
}
static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index b9b5d5707142..6f1ca607edda 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -549,7 +549,7 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr* nlh,
goto out;
}
- err = rtnl_unicast(skb, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
out:
return err;
}
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index b2531f80317e..b87f9d245e2e 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1049,7 +1049,8 @@ static void ndisc_ra_useropt(struct sk_buff *ra, struct nd_opt_hdr *opt)
&ipv6_hdr(ra)->saddr);
nlmsg_end(skb, nlh);
- err = rtnl_notify(skb, 0, RTNLGRP_ND_USEROPT, NULL, GFP_ATOMIC);
+ err = rtnl_notify(skb, &init_net, 0, RTNLGRP_ND_USEROPT, NULL,
+ GFP_ATOMIC);
if (err < 0)
goto errout;
@@ -1059,7 +1060,7 @@ nla_put_failure:
nlmsg_free(skb);
err = -EMSGSIZE;
errout:
- rtnl_set_sk_err(RTNLGRP_ND_USEROPT, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_ND_USEROPT, err);
}
static void ndisc_router_discovery(struct sk_buff *skb)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 5e1c5796761b..d7ec4c9ffc4b 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2230,7 +2230,7 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void
goto errout;
}
- err = rtnl_unicast(skb, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
errout:
return err;
}
@@ -2260,10 +2260,10 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
kfree_skb(skb);
goto errout;
}
- err = rtnl_notify(skb, pid, RTNLGRP_IPV6_ROUTE, nlh, gfp_any());
+ err = rtnl_notify(skb, &init_net, pid, RTNLGRP_IPV6_ROUTE, nlh, gfp_any());
errout:
if (err < 0)
- rtnl_set_sk_err(RTNLGRP_IPV6_ROUTE, err);
+ rtnl_set_sk_err(&init_net, RTNLGRP_IPV6_ROUTE, err);
}
/*
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 852829139c67..81506474a4f7 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -660,7 +660,7 @@ act_get_notify(u32 pid, struct nlmsghdr *n, struct tc_action *a, int event)
return -EINVAL;
}
- return rtnl_unicast(skb, pid);
+ return rtnl_unicast(skb, &init_net, pid);
}
static struct tc_action *
@@ -781,7 +781,7 @@ static int tca_action_flush(struct rtattr *rta, struct nlmsghdr *n, u32 pid)
nlh->nlmsg_flags |= NLM_F_ROOT;
module_put(a->ops->owner);
kfree(a);
- err = rtnetlink_send(skb, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
+ err = rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
if (err > 0)
return 0;
@@ -844,7 +844,7 @@ tca_action_gd(struct rtattr *rta, struct nlmsghdr *n, u32 pid, int event)
/* now do the delete */
tcf_action_destroy(head, 0);
- ret = rtnetlink_send(skb, pid, RTNLGRP_TC,
+ ret = rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC,
n->nlmsg_flags&NLM_F_ECHO);
if (ret > 0)
return 0;
@@ -888,7 +888,7 @@ static int tcf_add_notify(struct tc_action *a, u32 pid, u32 seq, int event,
nlh->nlmsg_len = skb_tail_pointer(skb) - b;
NETLINK_CB(skb).dst_group = RTNLGRP_TC;
- err = rtnetlink_send(skb, pid, RTNLGRP_TC, flags&NLM_F_ECHO);
+ err = rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, flags&NLM_F_ECHO);
if (err > 0)
err = 0;
return err;
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index fdab6a530bba..80dccac769d0 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -361,7 +361,7 @@ static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n,
return -EINVAL;
}
- return rtnetlink_send(skb, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
+ return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
}
struct tcf_dump_args
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index f30e3f7ad885..273c628be054 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -872,7 +872,7 @@ static int qdisc_notify(struct sk_buff *oskb, struct nlmsghdr *n,
}
if (skb->len)
- return rtnetlink_send(skb, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
+ return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
err_out:
kfree_skb(skb);
@@ -1103,7 +1103,7 @@ static int tclass_notify(struct sk_buff *oskb, struct nlmsghdr *n,
return -EINVAL;
}
- return rtnetlink_send(skb, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
+ return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO);
}
struct qdisc_dump_args
diff --git a/net/wireless/wext.c b/net/wireless/wext.c
index 47e80cc2077c..db03ed5ce055 100644
--- a/net/wireless/wext.c
+++ b/net/wireless/wext.c
@@ -1137,7 +1137,7 @@ static void wireless_nlevent_process(unsigned long data)
struct sk_buff *skb;
while ((skb = skb_dequeue(&wireless_nlevent_queue)))
- rtnl_notify(skb, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
+ rtnl_notify(skb, &init_net, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
}
static DECLARE_TASKLET(wireless_nlevent_tasklet, wireless_nlevent_process, 0);
@@ -1189,6 +1189,9 @@ static void rtmsg_iwinfo(struct net_device *dev, char *event, int event_len)
struct sk_buff *skb;
int err;
+ if (dev->nd_net != &init_net)
+ return;
+
skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!skb)
return;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.