fjes_acpi_add() misses a check for platform_device_register_simple().
Add a check to fix it.
Fixes: 658d439b2292 ("fjes: Introduce FUJITSU Extended Socket Network Device driver")
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        /* create platform_device */
        plat_dev = platform_device_register_simple(DRV_NAME, 0, fjes_resource,
                                                   ARRAY_SIZE(fjes_resource));
+       if (IS_ERR(plat_dev))
+               return PTR_ERR(plat_dev);
+
        device->driver_data = plat_dev;
 
        return 0;