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rt2x00: Fix queue index handling

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When Q_INDEX is increased, the queue->length should be increased,
only when Q_INDEX_DONE is increased should queue_length be descreased.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ivo van Doorn 2008-02-03 15:55:21 +01:00 committed by John W. Linville
parent 5957da4c6e
commit 10b6b80145
1 changed files with 6 additions and 2 deletions
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8
drivers/net/wireless/rt2x00/rt2x00queue.c
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@ -84,8 +84,12 @@ void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index)
if (queue->index[index] >= queue->limit)
queue->index[index] = 0;
queue->length--;
queue->count += (index == Q_INDEX_DONE);
if (index == Q_INDEX) {
queue->length++;
} else if (index == Q_INDEX_DONE) {
queue->length--;
queue->count ++;
}
spin_unlock(&queue->lock);
}