struct device *dev = &bgx->pdev->dev;
        struct acpi_device *adev;
 
-       if (acpi_bus_get_device(handle, &adev))
+       adev = acpi_fetch_acpi_dev(handle);
+       if (!adev)
                goto out;
 
        acpi_get_mac_address(dev, adev, bgx->lmac[bgx->acpi_lmac_idx].mac);
 
 {
        struct acpi_device *device;
        bool *found = context;
-       int result;
 
-       result = acpi_bus_get_device(obj_handle, &device);
-       if (result)
+       device = acpi_fetch_acpi_dev(obj_handle);
+       if (!device)
                return AE_OK;
 
        if (strcmp(acpi_device_hid(device), ACPI_MOTHERBOARD_RESOURCE_HID))
 
        const union acpi_object *obj;
        u32 phy_addr;
 
-       if (acpi_bus_get_device(handle, &adev))
+       adev = acpi_fetch_acpi_dev(handle);
+       if (!adev)
                return AE_OK;
 
        if (acpi_dev_get_property(adev, "phy-channel", ACPI_TYPE_INTEGER, &obj))