HID: roccat: Fix bug that prevented roccat chardev from removing devices

pointer to device was cleared too early. This is fixed now.

Signed-off-by: Stefan Achatz <[e-mail]>
Signed-off-by: Jiri Kosina <[e-mail]>

drivers/hid/hid-roccat.c

···
 
 	mutex_lock(&devices_lock);
 	device = devices[minor];
-	devices[minor] = NULL;
 	mutex_unlock(&devices_lock);
 
 	device->exist = 0; /* TODO exist maybe not needed */
 
 	device_destroy(device->dev->class, MKDEV(roccat_major, minor));
 
+	mutex_lock(&devices_lock);
+	devices[minor] = NULL;
+	mutex_unlock(&devices_lock);
+	
 	if (device->open) {
 		hid_hw_close(device->hid);
 		wake_up_interruptible(&device->wait);