bond_sysfs: use real_num_tx_queues rather than params.tx_queue

Since now number of tx queues can be specified during bond instance
creation and therefore it may differ from params.tx_queues, use rather
real_num_tx_queues for boundary check.
Signed-off-by: NJiri Pirko <jiri@resnulli.us>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bonding/bond_sysfs.c

@@ -1495,7 +1495,7 @@ static ssize_t bonding_store_queue_id(struct device *d,
 	/* Check buffer length, valid ifname and queue id */
 	if (strlen(buffer) > IFNAMSIZ ||
 	    !dev_valid_name(buffer) ||
-	    qid > bond->params.tx_queues)
+	    qid > bond->dev->real_num_tx_queues)
 		goto err_no_cmd;
 
 	/* Get the pointer to that interface if it exists */