diff options
| author | Ivo van Doorn <ivdoorn@gmail.com> | 2009-01-18 20:15:24 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-01-22 13:55:01 -0500 |
| commit | 7490889c105764d80af58dee5983d91a84e4aec8 (patch) | |
| tree | 2dbd5152c71da46d30cf4a343aa885482c403e5c /drivers/net/wireless | |
| parent | 391429c18f58ae37cc2e254e408bff847f4beb21 (diff) | |
| download | linux-7490889c105764d80af58dee5983d91a84e4aec8.tar.bz2 | |
rt2x00: Fix TX rate short preamble detection
Mac80211 provides 2 structures to handle bitrates, namely
ieee80211_rate and ieee80211_tx_rate. To determine the short preamble
mode for an outgoing frame, the flag IEEE80211_TX_RC_USE_SHORT_PREAMBLE
must be checked on ieee80211_tx_rate and not ieee80211_rate (which rt2x00 did).
This fixes a regression which was triggered in 2.6.29-rcX as reported by Chris Clayton.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Tested-By: Chris Clayton <chris2553@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00queue.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 746a8f36b931..0709decec9c2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -154,6 +154,7 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)entry->skb->data; + struct ieee80211_tx_rate *txrate = &tx_info->control.rates[0]; struct ieee80211_rate *rate = ieee80211_get_tx_rate(rt2x00dev->hw, tx_info); const struct rt2x00_rate *hwrate; @@ -313,7 +314,7 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, * When preamble is enabled we should set the * preamble bit for the signal. */ - if (rate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) + if (txrate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) txdesc->signal |= 0x08; } } |