[NET]: Make packet reception network namespace safe

[linux-2.6-block.git] / net / appletalk / ddp.c

diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index fd1d52f0970767725a3920281631333444be274c..c1f1367cad483c5eba04f72a4d14938b9e9cdf7c 100644 (file)
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1403,6 +1403,9 @@ static int atalk_rcv(struct sk_buff *skb, struct net_device *dev,
        int origlen;
        __u16 len_hops;
 
+       if (dev->nd_net != &init_net)
+               goto freeit;
+
        /* Don't mangle buffer if shared */
        if (!(skb = skb_share_check(skb, GFP_ATOMIC)))
                goto out;
@@ -1488,6 +1491,9 @@ freeit:
 static int ltalk_rcv(struct sk_buff *skb, struct net_device *dev,
                     struct packet_type *pt, struct net_device *orig_dev)
 {
+       if (dev->nd_net != &init_net)
+               goto freeit;
+
        /* Expand any short form frames */
        if (skb_mac_header(skb)[2] == 1) {
                struct ddpehdr *ddp;