mlxsw: spectrum: move "bridged" bool to u8 flags

It is a flag anyway, so move it to existing u8 flag and don't waste mem.
Fix the flags to be in single u8 on the way.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlxsw/spectrum.c

@@ -1899,12 +1899,12 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
 				if (err)
 					netdev_err(dev, "Failed to join bridge\n");
 				mlxsw_sp_master_bridge_inc(mlxsw_sp, upper_dev);
-				mlxsw_sp_port->bridged = true;
+				mlxsw_sp_port->bridged = 1;
 			} else {
 				err = mlxsw_sp_port_bridge_leave(mlxsw_sp_port);
 				if (err)
 					netdev_err(dev, "Failed to leave bridge\n");
-				mlxsw_sp_port->bridged = false;
+				mlxsw_sp_port->bridged = 0;
 				mlxsw_sp_master_bridge_dec(mlxsw_sp, upper_dev);
 			}
 		}

drivers/net/ethernet/mellanox/mlxsw/spectrum.h

@@ -84,10 +84,10 @@ struct mlxsw_sp_port {
 	struct mlxsw_sp *mlxsw_sp;
 	u8 local_port;
 	u8 stp_state;
-	u8 learning:1;
-	u8 learning_sync:1;
+	u8 learning:1,
+	   learning_sync:1,
+	   bridged:1;
 	u16 pvid;
-	bool bridged;
 	/* 802.1Q bridge VLANs */
 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
 	/* VLAN interfaces */