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Commit 87443e87 authored by Helmut Schaa's avatar Helmut Schaa Committed by John W. Linville
Browse files

rt2x00: Make use of unlikely during tx status processing 



These conditions are unlikely to happen, tell the compiler.

Signed-off-by: default avatarHelmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: default avatarIvo van Doorn <IvDoorn@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 11f818e0

drivers/net/wireless/rt2x00/rt2800pci.c

+2 −2
Original line number Diff line number Diff line
@@ -726,7 +726,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) 


	while (kfifo_get(&rt2x00dev->txstatus_fifo, &status)) {

		qid = rt2x00_get_field32(status, TX_STA_FIFO_PID_QUEUE);

		if (qid >= QID_RX) {

		if (unlikely(qid >= QID_RX)) {

			/*

			 * Unknown queue, this shouldn't happen. Just drop

			 * this tx status.
@@ -747,7 +747,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) 
			break;

		}



		if (rt2x00queue_empty(queue)) {

		if (unlikely(rt2x00queue_empty(queue))) {

			/*

			 * The queue is empty. Stop processing here

			 * and drop the tx status.