reverted:
--- kernel/pf_ring.c	2013-08-06 21:21:09.000000000 +0800
+++ kernel/pf_ring.c.orig	2014-01-10 16:17:17.022005867 +0800
@@ -4536,7 +4536,10 @@
 	 && (
 	     test_bit(skb->dev->ifindex, pfr->netdev_mask)
 	     || (pfr->ring_netdev == &any_device_element) /* Socket bound to 'any' */
+#if(LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0))
+	     || ((skb->dev->flags & IFF_SLAVE) && (pfr->ring_netdev->dev == skb->dev->master))
+#endif
+	     )
-	     || ((skb->dev->flags & IFF_SLAVE) && (pfr->ring_netdev->dev == skb->dev->master)))
 	 && (pfr->ring_netdev != &none_device_element) /* Not a dummy socket bound to "none" */
 	 && (pfr->cluster_id == 0 /* No cluster */ )
 	 && (pfr->ring_slots != NULL)
@@ -4595,8 +4598,11 @@
 	      if((pfr != NULL)
 		 && (pfr->ring_slots != NULL)
 		 && (test_bit(skb->dev->ifindex, pfr->netdev_mask)
+#if(LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0))
 		     || ((skb->dev->flags & IFF_SLAVE)
+			 && (pfr->ring_netdev->dev == skb->dev->master))
+#endif
+		 )
-			 && (pfr->ring_netdev->dev == skb->dev->master)))
 		 && is_valid_skb_direction(pfr->direction, recv_packet)
 		 ) {
 		if(check_free_ring_slot(pfr) /* Not full */) {