diff options
| author | Jens Axboe <axboe@kernel.dk> | 2012-07-30 09:03:10 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2012-07-30 09:03:10 +0200 |
| commit | 72ea1f74fcdf874cca6d2c0962379523bbd99e2c (patch) | |
| tree | 4c67be6c73356086ff44ef1b8b1c9479702689ca /drivers/net/wireless/rt2x00/rt2x00queue.c | |
| parent | b1af9be5ef77898c05667bb9dbf3b180d91d3292 (diff) | |
| parent | a73ff3231df59a4b92ccd0dd4e73897c5822489b (diff) | |
Merge branch 'for-jens' of git://git.drbd.org/linux-drbd into for-3.6/drivers
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00queue.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00queue.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 4c662eccf53..2fd83010341 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -207,6 +207,7 @@ static void rt2x00queue_create_tx_descriptor_seq(struct rt2x00_dev *rt2x00dev, struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct rt2x00_intf *intf = vif_to_intf(tx_info->control.vif); + u16 seqno; if (!(tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) return; @@ -238,15 +239,13 @@ static void rt2x00queue_create_tx_descriptor_seq(struct rt2x00_dev *rt2x00dev, * sequence counting per-frame, since those will override the * sequence counter given by mac80211. */ - spin_lock(&intf->seqlock); - if (test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)) - intf->seqno += 0x10; - hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); - hdr->seq_ctrl |= cpu_to_le16(intf->seqno); - - spin_unlock(&intf->seqlock); + seqno = atomic_add_return(0x10, &intf->seqno); + else + seqno = atomic_read(&intf->seqno); + hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); + hdr->seq_ctrl |= cpu_to_le16(seqno); } static void rt2x00queue_create_tx_descriptor_plcp(struct rt2x00_dev *rt2x00dev, |