diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c index 3339633e88d36829999bec89382ba34381046733..ac147253cc54d5c4c0d2d77905f49cd5426fb20d 100644 --- a/drivers/staging/panel/panel.c +++ b/drivers/staging/panel/panel.c @@ -2234,6 +2234,7 @@ static void panel_attach(struct parport *port) if (misc_register(&keypad_dev)) goto err_lcd_unreg; } + register_reboot_notifier(&panel_notifier); return; err_lcd_unreg: @@ -2255,6 +2256,8 @@ static void panel_detach(struct parport *port) return; } + unregister_reboot_notifier(&panel_notifier); + if (keypad.enabled && keypad_initialized) { misc_deregister(&keypad_dev); keypad_initialized = 0; @@ -2321,7 +2324,6 @@ static int __init panel_init_module(void) break; } - /* * Overwrite selection with module param values (both keypad and lcd), * where the deprecated params have lower prio. @@ -2391,8 +2393,6 @@ static int __init panel_init_module(void) return -EIO; } - register_reboot_notifier(&panel_notifier); - if (pprt) pr_info("driver version " PANEL_VERSION " registered on parport%d (io=0x%lx).\n", parport, @@ -2408,7 +2408,6 @@ static int __init panel_init_module(void) static void __exit panel_cleanup_module(void) { - unregister_reboot_notifier(&panel_notifier); if (scan_timer.function != NULL) del_timer_sync(&scan_timer);