diff -ru linux-3.10.12/drivers/net/wireless/rt2x00/rt2x00queue.c build_dir/target-mipsel_dsp_uClibc-0.9.33.2/linux-ramips_rt305x/linux-3.10.12/drivers/net/wireless/rt2x00/rt2x00queue.c
--- linux-3.10.12/drivers/net/wireless/rt2x00/rt2x00queue.c	2013-09-14 17:55:12.000000000 +0400
+++ build_dir/target-mipsel_dsp_uClibc-0.9.33.2/linux-ramips_rt305x/linux-3.10.12/drivers/net/wireless/rt2x00/rt2x00queue.c	2013-09-22 15:46:43.482533962 +0400
@@ -645,6 +645,11 @@
 	int ret = 0;

 	/*
+	 * That function must be called with bh disabled.
+	 */
+	spin_lock(&queue->tx_lock);
+
+	/*
 	 * Copy all TX descriptor information into txdesc,
 	 * after that we are free to use the skb->cb array
 	 * for our information.
@@ -693,11 +698,6 @@
 	else if (test_bit(REQUIRE_DMA, &queue->rt2x00dev->cap_flags))
 		rt2x00queue_align_frame(skb);

-	/*
-	 * That function must be called with bh disabled.
-	 */
-	spin_lock(&queue->tx_lock);
-
 	if (unlikely(rt2x00queue_full(queue))) {
 		rt2x00_err(queue->rt2x00dev, "Dropping frame due to full tx queue %d\n",
 			   queue->qid);