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Diffstat (limited to 'net/ipv4/ip_input.c')
-rw-r--r--net/ipv4/ip_input.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 97069399d864..41d8964591e7 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -382,6 +382,9 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
struct iphdr *iph;
u32 len;
+ if (dev->nd_net != &init_net)
+ goto drop;
+
/* When the interface is in promisc. mode, drop all the crap
* that it receives, do not try to analyse it.
*/