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Input: fix resetting name, phys and uniq when unregistering device 

It should be done before calling class_device_unregister() because
it will destroy the device and free memory if there are no other
references to the device.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Dmitry Torokhov 2006-06-27 08:30:31 -04:00 committed by Linus Torvalds
parent d38b69689c
commit e7374e4800
1 changed files with 2 additions and 1 deletions
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3
drivers/input/input.c
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@ -998,12 +998,13 @@ void input_unregister_device(struct input_dev *dev)
sysfs_remove_group(&dev->cdev.kobj, &input_dev_caps_attr_group); sysfs_remove_group(&dev->cdev.kobj, &input_dev_caps_attr_group);
sysfs_remove_group(&dev->cdev.kobj, &input_dev_id_attr_group); sysfs_remove_group(&dev->cdev.kobj, &input_dev_id_attr_group);
sysfs_remove_group(&dev->cdev.kobj, &input_dev_attr_group); sysfs_remove_group(&dev->cdev.kobj, &input_dev_attr_group);
class_device_unregister(&dev->cdev);
mutex_lock(&dev->mutex); mutex_lock(&dev->mutex);
dev->name = dev->phys = dev->uniq = NULL; dev->name = dev->phys = dev->uniq = NULL;
mutex_unlock(&dev->mutex); mutex_unlock(&dev->mutex);
class_device_unregister(&dev->cdev);
input_wakeup_procfs_readers(); input_wakeup_procfs_readers();
} }
EXPORT_SYMBOL(input_unregister_device); EXPORT_SYMBOL(input_unregister_device);