if (!acpi_device_enumerated(adev)) {
                        int ret = acpi_bus_scan(adev->handle);
+
                        if (ret)
                                dev_dbg(&adev->dev, "scan error %d\n", -ret);
                }
                          struct device_attribute *attr, char *buf)
 {
        struct dock_station *dock_station = dev->platform_data;
+
        return snprintf(buf, PAGE_SIZE, "%d\n", dock_station->flags);
 
 }
        begin_undock(dock_station);
        ret = handle_eject_request(dock_station, ACPI_NOTIFY_EJECT_REQUEST);
        acpi_scan_lock_release();
-       return ret ? ret: count;
+       return ret ? ret : count;
 }
 static DEVICE_ATTR_WO(undock);
 
 {
        unsigned long long lbuf;
        struct dock_station *dock_station = dev->platform_data;
+
        acpi_status status = acpi_evaluate_integer(dock_station->handle,
                                        "_UID", NULL, &lbuf);
        if (ACPI_FAILURE(status))
-           return 0;
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%llx\n", lbuf);
 }