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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 6561dfc028e..916ccb2b316 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)
int err;
if (wmi_has_guid(DELL_EVENT_GUID)) {
+ printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
+ return -ENODEV;
+ }
- dmi_walk(find_hk_type, NULL);
-
- err = dell_wmi_input_setup();
-
- if (err)
- return err;
-
- err = wmi_install_notify_handler(DELL_EVENT_GUID,
- dell_wmi_notify, NULL);
- if (err) {
- input_unregister_device(dell_wmi_input_dev);
- printk(KERN_ERR "dell-wmi: Unable to register"
- " notify handler - %d\n", err);
- return err;
- }
+ dmi_walk(find_hk_type, NULL);
+ acpi_video = acpi_video_backlight_support();
- acpi_video = acpi_video_backlight_support();
+ err = dell_wmi_input_setup();
+ if (err)
+ return err;
- } else
- printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
+ err = wmi_install_notify_handler(DELL_EVENT_GUID,
+ dell_wmi_notify, NULL);
+ if (err) {
+ input_unregister_device(dell_wmi_input_dev);
+ printk(KERN_ERR
+ "dell-wmi: Unable to register notify handler - %d\n",
+ err);
+ return err;
+ }
return 0;
}
static void __exit dell_wmi_exit(void)
{
- if (wmi_has_guid(DELL_EVENT_GUID)) {
- wmi_remove_notify_handler(DELL_EVENT_GUID);
- input_unregister_device(dell_wmi_input_dev);
- }
+ wmi_remove_notify_handler(DELL_EVENT_GUID);
+ input_unregister_device(dell_wmi_input_dev);
}
module_init(dell_wmi_init);