[PATCH 4/4] staging: wilc1000: Remove unused mutex cfg_values_lock

[<Adham.Abozaeid@xxxxxxxxxxxxx>]

After removing cfg_values member, cfg_values_lock that was used to protect
it can also be removed.

Signed-off-by: Adham Abozaeid <adham.abozaeid@xxxxxxxxxxxxx>
---
 drivers/staging/wilc1000/host_interface.c | 9 ---------
 drivers/staging/wilc1000/host_interface.h | 2 --
 2 files changed, 11 deletions(-)

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index cdc495287949..165330b494f5 100755
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -369,11 +369,8 @@ static void handle_cfg_param(struct work_struct *work)
 	struct cfg_param_attr *param = &msg->body.cfg_info;
 	int ret;
 	struct wid wid_list[32];
-	struct host_if_drv *hif_drv = vif->hif_drv;
 	int i = 0;
 
-	mutex_lock(&hif_drv->cfg_values_lock);
-
 	if (param->flag & RETRY_SHORT) {
 		wid_list[i].id = WID_SHORT_RETRY_LIMIT;
 		wid_list[i].val = (s8 *)&param->short_retry_limit;
@@ -409,7 +406,6 @@ static void handle_cfg_param(struct work_struct *work)
 	if (ret)
 		netdev_err(vif->ndev, "Error in setting CFG params\n");
 
-	mutex_unlock(&hif_drv->cfg_values_lock);
 	kfree(msg);
 }
 
@@ -3123,15 +3119,10 @@ int wilc_init(struct net_device *dev, struct host_if_drv **hif_drv_handler)
 	timer_setup(&hif_drv->connect_timer, timer_connect_cb, 0);
 	timer_setup(&hif_drv->remain_on_ch_timer, listen_timer_cb, 0);
 
-	mutex_init(&hif_drv->cfg_values_lock);
-	mutex_lock(&hif_drv->cfg_values_lock);
-
 	hif_drv->hif_state = HOST_IF_IDLE;
 
 	hif_drv->p2p_timeout = 0;
 
-	mutex_unlock(&hif_drv->cfg_values_lock);
-
 	wilc->clients_count++;
 
 	return 0;
diff --git a/drivers/staging/wilc1000/host_interface.h b/drivers/staging/wilc1000/host_interface.h
index 60cb1a1fee1a..c78e0682a248 100755
--- a/drivers/staging/wilc1000/host_interface.h
+++ b/drivers/staging/wilc1000/host_interface.h
@@ -238,8 +238,6 @@ struct host_if_drv {
 	enum host_if_state hif_state;
 
 	u8 assoc_bssid[ETH_ALEN];
-	/*lock to protect concurrent setting of cfg params*/
-	struct mutex cfg_values_lock;
 
 	struct timer_list scan_timer;
 	struct wilc_vif *scan_timer_vif;
-- 
2.17.1

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