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rt2x00: Use unlikely for error case in rt2x00queue_write_tx_frame 

This is an error condition that is not supposed to happen. Hence, it is
safe to add unlikely to this check.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Helmut Schaa 2010-10-09 13:34:43 +02:00 committed by John W. Linville
parent ff6133beca
commit c6084d5fa2
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wireless/rt2x00/rt2x00queue.c
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@ -489,7 +489,8 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
if (unlikely(rt2x00queue_full(queue)))
return -ENOBUFS;
if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) {
if (unlikely(test_and_set_bit(ENTRY_OWNER_DEVICE_DATA,
&entry->flags))) {
ERROR(queue->rt2x00dev,
"Arrived at non-free entry in the non-full queue %d.\n"
"Please file bug report to %s.\n",