diff --git a/include/linux/if_packet.h b/include/linux/if_packet.h
index 5b2bade..dea7d6b 100644
--- a/include/linux/if_packet.h
+++ b/include/linux/if_packet.h
@@ -145,5 +145,6 @@
 #define PACKET_MR_MULTICAST	0
 #define PACKET_MR_PROMISC	1
 #define PACKET_MR_ALLMULTI	2
+#define PACKET_MR_UNICAST	3
 
 #endif
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 766e6b4..c7c5d52 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1570,9 +1570,9 @@
 	switch (i->type) {
 	case PACKET_MR_MULTICAST:
 		if (what > 0)
-			dev_mc_add(dev, i->addr, i->alen, 0);
+			return dev_mc_add(dev, i->addr, i->alen, 0);
 		else
-			dev_mc_delete(dev, i->addr, i->alen, 0);
+			return dev_mc_delete(dev, i->addr, i->alen, 0);
 		break;
 	case PACKET_MR_PROMISC:
 		return dev_set_promiscuity(dev, what);
@@ -1580,6 +1580,12 @@
 	case PACKET_MR_ALLMULTI:
 		return dev_set_allmulti(dev, what);
 		break;
+	case PACKET_MR_UNICAST:
+		if (what > 0)
+			return dev_unicast_add(dev, i->addr, i->alen);
+		else
+			return dev_unicast_delete(dev, i->addr, i->alen);
+		break;
 	default:;
 	}
 	return 0;