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path: root/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
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Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt2x00queue.c')
-rw-r--r--drivers/net/wireless/ralink/rt2x00/rt2x00queue.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
index a2c1ca5c76d1..a6884e73d2ab 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
@@ -715,6 +715,14 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
rt2x00queue_kick_tx_queue(queue, &txdesc);
out:
+ /*
+ * Pausing queue has to be serialized with rt2x00lib_txdone(), so we
+ * do this under queue->tx_lock. Bottom halve was already disabled
+ * before ieee80211_xmit() call.
+ */
+ if (rt2x00queue_threshold(queue))
+ rt2x00queue_pause_queue(queue);
+
spin_unlock(&queue->tx_lock);
return ret;
}
@@ -1244,10 +1252,8 @@ int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev)
rt2x00dev->data_queues = 2 + rt2x00dev->ops->tx_queues + req_atim;
queue = kcalloc(rt2x00dev->data_queues, sizeof(*queue), GFP_KERNEL);
- if (!queue) {
- rt2x00_err(rt2x00dev, "Queue allocation failed\n");
+ if (!queue)
return -ENOMEM;
- }
/*
* Initialize pointers