[NET]: Make packet reception network namespace safe

[android-x86/kernel.git] / net / x25 / x25_dev.c

diff --git a/net/x25/x25_dev.c b/net/x25/x25_dev.c
index 848a6b6..f0679d2 100644 (file)
--- a/net/x25/x25_dev.c
+++ b/net/x25/x25_dev.c
@@ -95,6 +95,9 @@ int x25_lapb_receive_frame(struct sk_buff *skb, struct net_device *dev,
        struct sk_buff *nskb;
        struct x25_neigh *nb;
 
+       if (dev->nd_net != &init_net)
+               goto drop;
+
        nskb = skb_copy(skb, GFP_ATOMIC);
        if (!nskb)
                goto drop;