--- zzzz-none-000/linux-2.6.32.61/net/bridge/br_netfilter.c	2013-06-10 09:43:48.000000000 +0000
+++ ar9-7330-650/linux-2.6.32.61/net/bridge/br_netfilter.c	2014-11-06 14:30:40.000000000 +0000
@@ -133,15 +133,17 @@
 
 static inline struct rtable *bridge_parent_rtable(const struct net_device *dev)
 {
-	struct net_bridge_port *port = rcu_dereference(dev->br_port);
-
+	struct net_bridge_port *port;
+	
+	port = br_port_get_rcu(dev);
 	return port ? &port->br->fake_rtable : NULL;
 }
 
 static inline struct net_device *bridge_parent(const struct net_device *dev)
 {
-	struct net_bridge_port *port = rcu_dereference(dev->br_port);
+	struct net_bridge_port *port;
 
+	port = br_port_get_rcu(dev);
 	return port ? port->br->dev : NULL;
 }
 
@@ -604,10 +606,14 @@
 	memset(IPCB(skb), 0, sizeof(struct inet_skb_parm));
 
 	nf_bridge_put(skb->nf_bridge);
-	if (!nf_bridge_alloc(skb))
+	if (!nf_bridge_alloc(skb)) {
+	printk(KERN_DEBUG "br_nf_pre_routing: !nf_bridge_alloc(skb)\n");
 		return NF_DROP;
-	if (!setup_pre_routing(skb))
+	}
+	if (!setup_pre_routing(skb)) {
+		printk(KERN_DEBUG "br_nf_pre_routing: !setup_pre_routing(skb)\n");
 		return NF_DROP;
+	}
 	store_orig_dstaddr(skb);
 
 	NF_HOOK(PF_INET, NF_INET_PRE_ROUTING, skb, skb->dev, NULL,
@@ -618,6 +624,7 @@
 inhdr_error:
 //      IP_INC_STATS_BH(IpInHdrErrors);
 out:
+	printk(KERN_DEBUG "br_nf_pre_routing: out");
 	return NF_DROP;
 }