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-rw-r--r--drivers/platform/x86/dell-wmi.c41
1 files changed, 19 insertions, 22 deletions
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 6561dfc028e5..916ccb2b316c 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -325,37 +325,34 @@ static int __init dell_wmi_init(void)
325 int err; 325 int err;
326 326
327 if (wmi_has_guid(DELL_EVENT_GUID)) { 327 if (wmi_has_guid(DELL_EVENT_GUID)) {
328 printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
329 return -ENODEV;
330 }
328 331
329 dmi_walk(find_hk_type, NULL); 332 dmi_walk(find_hk_type, NULL);
330 333 acpi_video = acpi_video_backlight_support();
331 err = dell_wmi_input_setup();
332
333 if (err)
334 return err;
335
336 err = wmi_install_notify_handler(DELL_EVENT_GUID,
337 dell_wmi_notify, NULL);
338 if (err) {
339 input_unregister_device(dell_wmi_input_dev);
340 printk(KERN_ERR "dell-wmi: Unable to register"
341 " notify handler - %d\n", err);
342 return err;
343 }
344 334
345 acpi_video = acpi_video_backlight_support(); 335 err = dell_wmi_input_setup();
336 if (err)
337 return err;
346 338
347 } else 339 err = wmi_install_notify_handler(DELL_EVENT_GUID,
348 printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n"); 340 dell_wmi_notify, NULL);
341 if (err) {
342 input_unregister_device(dell_wmi_input_dev);
343 printk(KERN_ERR
344 "dell-wmi: Unable to register notify handler - %d\n",
345 err);
346 return err;
347 }
349 348
350 return 0; 349 return 0;
351} 350}
352 351
353static void __exit dell_wmi_exit(void) 352static void __exit dell_wmi_exit(void)
354{ 353{
355 if (wmi_has_guid(DELL_EVENT_GUID)) { 354 wmi_remove_notify_handler(DELL_EVENT_GUID);
356 wmi_remove_notify_handler(DELL_EVENT_GUID); 355 input_unregister_device(dell_wmi_input_dev);
357 input_unregister_device(dell_wmi_input_dev);
358 }
359} 356}
360 357
361module_init(dell_wmi_init); 358module_init(dell_wmi_init);