[PATCH 5/7] staging: wilc1000: Replace semaphore close_exit_sync with completion

[Binoy Jayan]

The semaphore 'close_exit_sync' is used as completion, so convert
it to a struct completion type.

Signed-off-by: Binoy Jayan <binoy.ja...@linaro.org>
---
 drivers/staging/wilc1000/linux_wlan.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/wilc1000/linux_wlan.c 
b/drivers/staging/wilc1000/linux_wlan.c
index 39fe350..ac537c7 100644
--- a/drivers/staging/wilc1000/linux_wlan.c
+++ b/drivers/staging/wilc1000/linux_wlan.c
@@ -31,7 +31,7 @@ static struct notifier_block g_dev_notifier = {
        .notifier_call = dev_state_ev_handler
 };
 
-static struct semaphore close_exit_sync;
+static struct completion close_exit_sync;
 
 static int wlan_deinit_locks(struct net_device *dev);
 static void wlan_deinitialize_threads(struct net_device *dev);
@@ -1088,7 +1088,7 @@ int wilc_mac_close(struct net_device *ndev)
                WILC_WFI_deinit_mon_interface();
        }
 
-       up(&close_exit_sync);
+       complete(&close_exit_sync);
        vif->mac_opened = 0;
 
        return 0;
@@ -1232,7 +1232,8 @@ void wilc_netdev_cleanup(struct wilc *wilc)
        }
 
        if (wilc && (wilc->vif[0]->ndev || wilc->vif[1]->ndev)) {
-               wilc_lock_timeout(wilc, &close_exit_sync, 5 * 1000);
+               wait_for_completion_timeout(&close_exit_sync,
+                                               msecs_to_jiffies(5000));
 
                for (i = 0; i < NUM_CONCURRENT_IFC; i++)
                        if (wilc->vif[i]->ndev)
@@ -1258,7 +1259,7 @@ int wilc_netdev_init(struct wilc **wilc, struct device 
*dev, int io_type,
        struct net_device *ndev;
        struct wilc *wl;
 
-       sema_init(&close_exit_sync, 0);
+       init_completion(&close_exit_sync);
 
        wl = kzalloc(sizeof(*wl), GFP_KERNEL);
        if (!wl)
-- 
2.7.4