ixgbe: allow RAR table to be updated in promisc mode

This allows RAR table updates while in promiscuous. With
SR-IOV enabled it is valuable to allow the RAR table to
be updated even when in promisc mode to configure forwarding

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

@@ -3462,16 +3462,17 @@ void ixgbe_set_rx_mode(struct net_device *netdev)
 		}
 		ixgbe_vlan_filter_enable(adapter);
 		hw->addr_ctrl.user_set_promisc = false;
-		/*
-		 * Write addresses to available RAR registers, if there is not
-		 * sufficient space to store all the addresses then enable
-		 * unicast promiscuous mode
-		 */
-		count = ixgbe_write_uc_addr_list(netdev);
-		if (count < 0) {
-			fctrl |= IXGBE_FCTRL_UPE;
-			vmolr |= IXGBE_VMOLR_ROPE;
-		}
+	}
+
+	/*
+	 * Write addresses to available RAR registers, if there is not
+	 * sufficient space to store all the addresses then enable
+	 * unicast promiscuous mode
+	 */
+	count = ixgbe_write_uc_addr_list(netdev);
+	if (count < 0) {
+		fctrl |= IXGBE_FCTRL_UPE;
+		vmolr |= IXGBE_VMOLR_ROPE;
 	}
 
 	if (adapter->num_vfs) {