bool rt2x00queue_for_each_entry(struct data_queue *queue,
                                enum queue_index start,
                                enum queue_index end,
-                               void *data,
-                               bool (*fn)(struct queue_entry *entry,
-                                          void *data))
+                               bool (*fn)(struct queue_entry *entry))
 {
        unsigned long irqflags;
        unsigned int index_start;
         */
        if (index_start < index_end) {
                for (i = index_start; i < index_end; i++) {
-                       if (fn(&queue->entries[i], data))
+                       if (fn(&queue->entries[i]))
                                return true;
                }
        } else {
                for (i = index_start; i < queue->limit; i++) {
-                       if (fn(&queue->entries[i], data))
+                       if (fn(&queue->entries[i]))
                                return true;
                }
 
                for (i = 0; i < index_end; i++) {
-                       if (fn(&queue->entries[i], data))
+                       if (fn(&queue->entries[i]))
                                return true;
                }
        }
 
  * @queue: Pointer to @data_queue
  * @start: &enum queue_index Pointer to start index
  * @end: &enum queue_index Pointer to end index
- * @data: Data to pass to the callback function
  * @fn: The function to call for each &struct queue_entry
  *
  * This will walk through all entries in the queue, in chronological
 bool rt2x00queue_for_each_entry(struct data_queue *queue,
                                enum queue_index start,
                                enum queue_index end,
-                               void *data,
-                               bool (*fn)(struct queue_entry *entry,
-                                          void *data));
+                               bool (*fn)(struct queue_entry *entry));
 
 /**
  * rt2x00queue_empty - Check if the queue is empty.
 
                queue_work(rt2x00dev->workqueue, &rt2x00dev->txdone_work);
 }
 
-static bool rt2x00usb_kick_tx_entry(struct queue_entry *entry, void* data)
+static bool rt2x00usb_kick_tx_entry(struct queue_entry *entry)
 {
        struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
        struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
        queue_work(rt2x00dev->workqueue, &rt2x00dev->rxdone_work);
 }
 
-static bool rt2x00usb_kick_rx_entry(struct queue_entry *entry, void* data)
+static bool rt2x00usb_kick_rx_entry(struct queue_entry *entry)
 {
        struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
        struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev);
        case QID_AC_BE:
        case QID_AC_BK:
                if (!rt2x00queue_empty(queue))
-                       rt2x00queue_for_each_entry(queue,
-                                                  Q_INDEX_DONE,
-                                                  Q_INDEX,
-                                                  NULL,
+                       rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX,
                                                   rt2x00usb_kick_tx_entry);
                break;
        case QID_RX:
                if (!rt2x00queue_full(queue))
-                       rt2x00queue_for_each_entry(queue,
-                                                  Q_INDEX,
-                                                  Q_INDEX_DONE,
-                                                  NULL,
+                       rt2x00queue_for_each_entry(queue, Q_INDEX, Q_INDEX_DONE,
                                                   rt2x00usb_kick_rx_entry);
                break;
        default:
 }
 EXPORT_SYMBOL_GPL(rt2x00usb_kick_queue);
 
-static bool rt2x00usb_flush_entry(struct queue_entry *entry, void* data)
+static bool rt2x00usb_flush_entry(struct queue_entry *entry)
 {
        struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
        struct queue_entry_priv_usb *entry_priv = entry->priv_data;
        unsigned int i;
 
        if (drop)
-               rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, NULL,
+               rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX,
                                           rt2x00usb_flush_entry);
 
        /*
        entry->flags = 0;
 
        if (entry->queue->qid == QID_RX)
-               rt2x00usb_kick_rx_entry(entry, NULL);
+               rt2x00usb_kick_rx_entry(entry);
 }
 EXPORT_SYMBOL_GPL(rt2x00usb_clear_entry);