diff options
| author | Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2011-01-31 20:47:27 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-02-04 16:29:48 -0500 |
| commit | 8b17f75ced1d45af9faed767f4cfafb13c0fe05e (patch) | |
| tree | cac3f6a076ae0e6145d8e2969c39b6ac75b24fac /drivers/net/wireless/zd1211rw/zd_mac.c | |
| parent | d741900d404b3a34bf478673f76ee9f16dad3f90 (diff) | |
| download | linux-8b17f75ced1d45af9faed767f4cfafb13c0fe05e.tar.bz2 | |
zd1211rw: add locking for mac->process_intr
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_mac.c')
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_mac.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c index 6107304cb94c..8b3d779d80dc 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c @@ -911,9 +911,13 @@ static int zd_op_config(struct ieee80211_hw *hw, u32 changed) static void zd_process_intr(struct work_struct *work) { u16 int_status; + unsigned long flags; struct zd_mac *mac = container_of(work, struct zd_mac, process_intr); - int_status = le16_to_cpu(*(__le16 *)(mac->intr_buffer+4)); + spin_lock_irqsave(&mac->lock, flags); + int_status = le16_to_cpu(*(__le16 *)(mac->intr_buffer + 4)); + spin_unlock_irqrestore(&mac->lock, flags); + if (int_status & INT_CFG_NEXT_BCN) dev_dbg_f_limit(zd_mac_dev(mac), "INT_CFG_NEXT_BCN\n"); else |