[NET]: Make device event notification network namespace safe

[linux-2.6-omap-h63xx.git] / net / ipv6 / ndisc.c

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 5b596659177cbbd8bd5e6c2db62b803af4ca1817..d2d44dc22f194f80e969aa3ba351cbe5d8fa80d8 100644 (file)
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1525,6 +1525,9 @@ static int ndisc_netdev_event(struct notifier_block *this, unsigned long event,
 {
        struct net_device *dev = ptr;
 
+       if (dev->nd_net != &init_net)
+               return NOTIFY_DONE;
+
        switch (event) {
        case NETDEV_CHANGEADDR:
                neigh_changeaddr(&nd_tbl, dev);