diff options
| author | Bing Zhao <bzhao@marvell.com> | 2014-02-27 19:35:12 -0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-02-28 14:33:40 -0500 |
| commit | fa0ecbb9905d985a77e76801ba1153394ba593e8 (patch) | |
| tree | 65b9a9e5fece3e020b82b14e4cf1479a0eec6372 /drivers/net/wireless/mwifiex/main.c | |
| parent | 6b7dce12b3e810a107735ab9e701f2be4e75db29 (diff) | |
mwifiex: remove global variable cmd_wait_q_required
There is a race condition while queuing synchronous command and
asynchronous command requested from different threads, because
the wait_q_enabled flag is set based on a global variable
cmd_wait_q_required.
The issue is fixed by removing this global variable and using a
unified function with an argument 'sync' passed into the
function.
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/mwifiex/main.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/main.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index f87ce28a806..5397ee0ad65 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -678,8 +678,8 @@ mwifiex_set_mac_address(struct net_device *dev, void *addr) memcpy(priv->curr_addr, hw_addr->sa_data, ETH_ALEN); /* Send request to firmware */ - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_MAC_ADDRESS, - HostCmd_ACT_GEN_SET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_MAC_ADDRESS, + HostCmd_ACT_GEN_SET, 0, NULL, true); if (!ret) memcpy(priv->netdev->dev_addr, priv->curr_addr, ETH_ALEN); @@ -871,7 +871,6 @@ mwifiex_add_card(void *card, struct semaphore *sem, adapter->is_suspended = false; adapter->hs_activated = false; init_waitqueue_head(&adapter->hs_activate_wait_q); - adapter->cmd_wait_q_required = false; init_waitqueue_head(&adapter->cmd_wait_q.wait); adapter->cmd_wait_q.status = 0; adapter->scan_wait_q_woken = false; |