net/mlx5: Fix devlink controller number for ECVF

The controller number for ECVFs is always 0, because the ECPF must be
the eswitch owner for EC VFs to be enabled.

Fixes: dc131808 ("net/mlx5: Enable devlink port for embedded cpu VF vports")
Signed-off-by: Daniel Jurgens <danielj@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c

@@ -60,7 +60,7 @@ static struct devlink_port *mlx5_esw_dl_port_alloc(struct mlx5_eswitch *esw, u16
 	}  else if (mlx5_core_is_ec_vf_vport(esw->dev, vport_num)) {
 		memcpy(dl_port->attrs.switch_id.id, ppid.id, ppid.id_len);
 		dl_port->attrs.switch_id.id_len = ppid.id_len;
-		devlink_port_attrs_pci_vf_set(dl_port, controller_num, pfnum,
+		devlink_port_attrs_pci_vf_set(dl_port, 0, pfnum,
 					      vport_num - 1, false);
 	}
 	return dl_port;