From 10b6b80145cc93887dd8aab99bfffa375e9add31 Mon Sep 17 00:00:00 2001
From: Ivo van Doorn <ivdoorn@gmail.com>
Date: Sun, 3 Feb 2008 15:55:21 +0100
Subject: [PATCH] rt2x00: Fix queue index handling
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>
---
drivers/net/wireless/rt2x00/rt2x00queue.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 52bb57ddc05f..fde64ea3f4ef 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -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);
}
--
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