Index: sys/dev/oce/oce_if.h
===================================================================
--- sys/dev/oce/oce_if.h
+++ sys/dev/oce/oce_if.h
@@ -162,6 +162,8 @@
 #define OCE_MAX_RQ_POSTS		255
 #define OCE_HWLRO_MAX_RQ_POSTS		64
 #define OCE_DEFAULT_PROMISCUOUS		0
+#define OCE_MAC_PROMISC			(1 << 0)
+#define OCE_VLAN_PROMISC		(1 << 1)
 
 
 #define RSS_ENABLE_IPV4			0x1
Index: sys/dev/oce/oce_if.c
===================================================================
--- sys/dev/oce/oce_if.c
+++ sys/dev/oce/oce_if.c
@@ -498,7 +498,8 @@
 		}
 
 		if ((ifp->if_flags & IFF_PROMISC) && !sc->promisc) {
-			if (!oce_rxf_set_promiscuous(sc, (1 | (1 << 1))))
+			if (!oce_rxf_set_promiscuous(sc,
+			    OCE_MAC_PROMISC | OCE_VLAN_PROMISC))
 				sc->promisc = TRUE;
 		} else if (!(ifp->if_flags & IFF_PROMISC) && sc->promisc) {
 			if (!oce_rxf_set_promiscuous(sc, 0))
Index: sys/dev/oce/oce_mbox.c
===================================================================
--- sys/dev/oce/oce_mbox.c
+++ sys/dev/oce/oce_mbox.c
@@ -720,8 +720,8 @@
 	goto done;
 
 vlan_promisc:
-	/* Enable Vlan Promis */
-	oce_rxf_set_promiscuous(sc, (1 << 1));
+	/* Enable Vlan Promisc */
+	oce_rxf_set_promiscuous(sc, OCE_VLAN_PROMISC);
 	device_printf(sc->dev,"Enabling Vlan Promisc Mode\n");
 done:
 	return rc;
@@ -908,11 +908,10 @@
 	req =  &fwcmd->params.req;
 	req->iface_flags_mask = MBX_RX_IFACE_FLAGS_PROMISCUOUS |
 				MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
-	/* Bit 0 Mac promisc, Bit 1 Vlan promisc */
-	if (enable & 0x01)
+	if (enable & OCE_MAC_PROMISC)
 		req->iface_flags = MBX_RX_IFACE_FLAGS_PROMISCUOUS;
 
-	if (enable & 0x02)
+	if (enable & OCE_VLAN_PROMISC)
 		req->iface_flags |= MBX_RX_IFACE_FLAGS_VLAN_PROMISCUOUS;
 
 	req->if_id = sc->if_id;