4 files changed, 15 insertions, 0 deletions

diff --git a/net/core/dst.c b/net/core/dst.c
index c6a05879d58..32267a16e01 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -15,6 +15,7 @@
 #include <linux/skbuff.h>
 #include <linux/string.h>
 #include <linux/types.h>
+#include <net/net_namespace.h>
 
 #include <net/dst.h>
 
@@ -252,6 +253,9 @@ static int dst_dev_event(struct notifier_block *this, unsigned long event, void
         struct net_device *dev = ptr;
         struct dst_entry *dst;
 
+        if (dev->nd_net != &init_net)
+                return NOTIFY_DONE;
+
         switch (event) {
         case NETDEV_UNREGISTER:
         case NETDEV_DOWN:
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 8c5474e1668..9eabe1ae01d 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -11,6 +11,7 @@
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/list.h>
+#include <net/net_namespace.h>
 #include <net/fib_rules.h>
 
 static LIST_HEAD(rules_ops);
@@ -596,6 +597,9 @@ static int fib_rules_event(struct notifier_block *this, unsigned long event,
         struct net_device *dev = ptr;
         struct fib_rules_ops *ops;
 
+        if (dev->nd_net != &init_net)
+                return NOTIFY_DONE;
+
         ASSERT_RTNL();
         rcu_read_lock();
 
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 33d7247fb19..d7c30ce095a 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -1975,6 +1975,9 @@ static int pktgen_device_event(struct notifier_block *unused,
 {
         struct net_device *dev = ptr;
 
+        if (dev->nd_net != &init_net)
+                return NOTIFY_DONE;
+
         /* It is OK that we do not hold the group lock right now,
          * as we run under the RTNL lock.
          */
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index dca9e80ba57..41859508bed 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1286,6 +1286,10 @@ static void rtnetlink_rcv(struct sock *sk, int len)
 static int rtnetlink_event(struct notifier_block *this, unsigned long event, void *ptr)
 {
         struct net_device *dev = ptr;
+
+        if (dev->nd_net != &init_net)
+                return NOTIFY_DONE;
+
         switch (event) {
         case NETDEV_UNREGISTER:
                 rtmsg_ifinfo(RTM_DELLINK, dev, ~0U);