diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index fde64ea3f4ef56aaeaa6f70b6b4c5ef677cae452..943afc9067b16147ba709294f89ae78969bd2cb3 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -160,7 +160,8 @@ static int rt2x00queue_alloc_entries(struct data_queue *queue,
 		return -ENOMEM;
 
 #define QUEUE_ENTRY_PRIV_OFFSET(__base, __index, __limit, __esize, __psize) \
-	( (__base) + ((__limit) * (__esize)) + ((__index) * (__psize)) )
+	( ((char *)(__base)) + ((__limit) * (__esize)) + \
+	    ((__index) * (__psize)) )
 
 	for (i = 0; i < queue->limit; i++) {
 		entries[i].flags = 0;