[PATCH 387/961] staging: rtl8192e: Remove unused tx_lock spin lock

[Greg Kroah-Hartman <gregkh@xxxxxxx>]

From: Mike McCormack <mikem@xxxxxxxxxx>

Signed-off-by: Mike McCormack <mikem@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/staging/rtl8192e/r8192E.h        |    1 -
 drivers/staging/rtl8192e/r8192E_core.c   |    7 -------
 drivers/staging/rtl8192e/r819xE_cmdpkt.c |    2 --
 3 files changed, 0 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/rtl8192e/r8192E.h b/drivers/staging/rtl8192e/r8192E.h
index 81aea88..33db522 100644
--- a/drivers/staging/rtl8192e/r8192E.h
+++ b/drivers/staging/rtl8192e/r8192E.h
@@ -807,7 +807,6 @@ typedef struct r8192_priv
 	u8 Rf_Mode;
 	u8 card_8192_version; /* if TCR reports card V B/C this discriminates */
 	spinlock_t irq_th_lock;
-	spinlock_t tx_lock;
 	spinlock_t rf_ps_lock;
         struct mutex mutex;
 	spinlock_t ps_lock;
diff --git a/drivers/staging/rtl8192e/r8192E_core.c b/drivers/staging/rtl8192e/r8192E_core.c
index 630b1c7..613fbe4 100644
--- a/drivers/staging/rtl8192e/r8192E_core.c
+++ b/drivers/staging/rtl8192e/r8192E_core.c
@@ -2116,7 +2116,6 @@ static void rtl8192_init_priv_variable(struct net_device* dev)
 
 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
 {
-	spin_lock_init(&priv->tx_lock);
 	spin_lock_init(&priv->irq_th_lock);
 	spin_lock_init(&priv->rf_ps_lock);
 	spin_lock_init(&priv->ps_lock);
@@ -3000,12 +2999,10 @@ static void rtl8192_prepare_beacon(unsigned long arg)
 {
 	struct r8192_priv *priv = (struct r8192_priv*) arg;
 	struct sk_buff *skb;
-	//unsigned long flags;
 	cb_desc *tcb_desc;
 
 	skb = ieee80211_get_beacon(priv->ieee80211);
 	tcb_desc = (cb_desc *)(skb->cb + 8);
-	//spin_lock_irqsave(&priv->tx_lock,flags);
 	/* prepare misc info for the beacon xmit */
 	tcb_desc->queue_index = BEACON_QUEUE;
 	/* IBSS does not support HT yet, use 1M defaultly */
@@ -3018,7 +3015,6 @@ static void rtl8192_prepare_beacon(unsigned long arg)
 	if(skb){
 		rtl8192_tx(priv->ieee80211->dev,skb);
 	}
-	//spin_unlock_irqrestore (&priv->tx_lock, flags);
 }
 
 
@@ -3747,7 +3743,6 @@ static void rtl819x_watchdog_wqcallback(struct work_struct *work)
        struct net_device *dev = priv->ieee80211->dev;
 	struct ieee80211_device* ieee = priv->ieee80211;
 	RESET_TYPE	ResetType = RESET_TYPE_NORESET;
-	unsigned long flags;
 	bool bBusyTraffic = false;
 	bool bEnterPS = false;
 
@@ -3840,14 +3835,12 @@ static void rtl819x_watchdog_wqcallback(struct work_struct *work)
               ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
 
 	//check if reset the driver
-	spin_lock_irqsave(&priv->tx_lock,flags);
 	if (priv->watchdog_check_reset_cnt++ >= 3 && !ieee->is_roaming && 
 	    priv->watchdog_last_time != 1)
 	{
     		ResetType = rtl819x_ifcheck_resetornot(dev);
 		priv->watchdog_check_reset_cnt = 3;
 	}
-	spin_unlock_irqrestore(&priv->tx_lock,flags);
 	if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
 	{
 		priv->ResetProgress = RESET_TYPE_NORMAL;
diff --git a/drivers/staging/rtl8192e/r819xE_cmdpkt.c b/drivers/staging/rtl8192e/r819xE_cmdpkt.c
index ef6f2de..d5e1e7e 100644
--- a/drivers/staging/rtl8192e/r819xE_cmdpkt.c
+++ b/drivers/staging/rtl8192e/r819xE_cmdpkt.c
@@ -52,7 +52,6 @@ RT_STATUS cmpk_message_handle_tx(
 	PTX_FWINFO_8190PCI      pTxFwInfo = NULL;
         int i;
 
-	//spin_lock_irqsave(&priv->tx_lock,flags);
 	RT_TRACE(COMP_CMDPKT,"%s(),buffer_len is %d\n",__FUNCTION__,buffer_len);
 	firmware_init_param(dev);
 	//Fragmentation might be required
@@ -113,7 +112,6 @@ RT_STATUS cmpk_message_handle_tx(
         }while(frag_offset < buffer_len);
 
 Failed:
-	//spin_unlock_irqrestore(&priv->tx_lock,flags);
 	return rt_status;
 }
 
-- 
1.7.4.1

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