staging: rtl8188eu: Remove rtw_is_list_empty(), wrapper for list_emty()

Signed-off-by: navin patidar <navin.patidar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_cmd.c

@@ -155,7 +155,7 @@ struct	cmd_obj	*_rtw_dequeue_cmd(struct __queue *queue)
 
 
 	spin_lock_irqsave(&queue->lock, irqL);
-	if (rtw_is_list_empty(&(queue->queue))) {
+	if (list_empty(&(queue->queue))) {
 		obj = NULL;
 	} else {
 		obj = container_of((&queue->queue)->next, struct cmd_obj, list);

drivers/staging/rtl8188eu/core/rtw_mlme_ext.c

@@ -817,7 +817,7 @@ unsigned int OnAuth(struct adapter *padapter, struct recv_frame *precv_frame)
 		pstat->auth_seq = 0;
 	} else {
 		spin_lock_bh(&pstapriv->asoc_list_lock);
-		if (!rtw_is_list_empty(&pstat->asoc_list)) {
+		if (!list_empty(&pstat->asoc_list)) {
 			rtw_list_delete(&pstat->asoc_list);
 			pstapriv->asoc_list_cnt--;
 		}
@@ -829,7 +829,7 @@ unsigned int OnAuth(struct adapter *padapter, struct recv_frame *precv_frame)
 	}
 
 	spin_lock_bh(&pstapriv->auth_list_lock);
-	if (rtw_is_list_empty(&pstat->auth_list)) {
+	if (list_empty(&pstat->auth_list)) {
 		list_add_tail(&pstat->auth_list, &pstapriv->auth_list);
 		pstapriv->auth_list_cnt++;
 	}
@@ -1407,14 +1407,14 @@ unsigned int OnAssocReq(struct adapter *padapter, struct recv_frame *precv_frame
 	pstat->state |= WIFI_FW_ASSOC_SUCCESS;
 
 	spin_lock_bh(&pstapriv->auth_list_lock);
-	if (!rtw_is_list_empty(&pstat->auth_list)) {
+	if (!list_empty(&pstat->auth_list)) {
 		rtw_list_delete(&pstat->auth_list);
 		pstapriv->auth_list_cnt--;
 	}
 	spin_unlock_bh(&pstapriv->auth_list_lock);
 
 	spin_lock_bh(&pstapriv->asoc_list_lock);
-	if (rtw_is_list_empty(&pstat->asoc_list)) {
+	if (list_empty(&pstat->asoc_list)) {
 		pstat->expire_to = pstapriv->expire_to;
 		list_add_tail(&pstat->asoc_list, &pstapriv->asoc_list);
 		pstapriv->asoc_list_cnt++;
@@ -1600,7 +1600,7 @@ unsigned int OnDeAuth(struct adapter *padapter, struct recv_frame *precv_frame)
 			u8 updated = 0;
 
 			spin_lock_bh(&pstapriv->asoc_list_lock);
-			if (!rtw_is_list_empty(&psta->asoc_list)) {
+			if (!list_empty(&psta->asoc_list)) {
 				rtw_list_delete(&psta->asoc_list);
 				pstapriv->asoc_list_cnt--;
 				updated = ap_free_sta(padapter, psta, false, reason);
@@ -1664,7 +1664,7 @@ unsigned int OnDisassoc(struct adapter *padapter, struct recv_frame *precv_frame
 			u8 updated = 0;
 
 			spin_lock_bh(&pstapriv->asoc_list_lock);
-			if (!rtw_is_list_empty(&psta->asoc_list)) {
+			if (!list_empty(&psta->asoc_list)) {
 				rtw_list_delete(&psta->asoc_list);
 				pstapriv->asoc_list_cnt--;
 				updated = ap_free_sta(padapter, psta, false, reason);

drivers/staging/rtl8188eu/core/rtw_recv.c

@@ -1810,7 +1810,7 @@ static int recv_indicatepkts_in_order(struct adapter *padapter, struct recv_reor
 
 	/*  Handling some condition for forced indicate case. */
 	if (bforced) {
-		if (rtw_is_list_empty(phead))
+		if (list_empty(phead))
 			return true;
 
 		prhdr = container_of(plist, struct recv_frame, list);
@@ -1820,7 +1820,7 @@ static int recv_indicatepkts_in_order(struct adapter *padapter, struct recv_reor
 
 	/*  Prepare indication list and indication. */
 	/*  Check if there is any packet need indicate. */
-	while (!rtw_is_list_empty(phead)) {
+	while (!list_empty(phead)) {
 		prhdr = container_of(plist, struct recv_frame, list);
 		prframe = (struct recv_frame *)prhdr;
 		pattrib = &prframe->attrib;

drivers/staging/rtl8188eu/core/rtw_sta_mgt.c

@@ -362,7 +362,7 @@ u32	rtw_free_stainfo(struct adapter *padapter , struct sta_info *psta)
 		phead =		get_list_head(ppending_recvframe_queue);
 		plist = phead->next;
 
-		while (!rtw_is_list_empty(phead)) {
+		while (!list_empty(phead)) {
 			prhdr = container_of(plist, struct recv_frame, list);
 			prframe = (struct recv_frame *)prhdr;
 
@@ -382,7 +382,7 @@ u32	rtw_free_stainfo(struct adapter *padapter , struct sta_info *psta)
 #ifdef CONFIG_88EU_AP_MODE
 
 	spin_lock_bh(&pstapriv->auth_list_lock);
-	if (!rtw_is_list_empty(&psta->auth_list)) {
+	if (!list_empty(&psta->auth_list)) {
 		rtw_list_delete(&psta->auth_list);
 		pstapriv->auth_list_cnt--;
 	}

drivers/staging/rtl8188eu/core/rtw_xmit.c

@@ -1618,7 +1618,7 @@ s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe)
 
 	ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
 
-	if (rtw_is_list_empty(&ptxservq->tx_pending))
+	if (list_empty(&ptxservq->tx_pending))
 		list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue));
 
 	list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending));

drivers/staging/rtl8188eu/include/osdep_service.h

@@ -200,7 +200,6 @@ void *rtw_malloc2d(int h, int w, int size);
 void _rtw_memcpy(void *dec, void *sour, u32 sz);
 
 void _rtw_init_listhead(struct list_head *list);
-u32  rtw_is_list_empty(struct list_head *phead);
 void rtw_list_delete(struct list_head *plist);
 
 u32  _rtw_down_sema(struct semaphore *sema);

drivers/staging/rtl8188eu/os_dep/ioctl_linux.c

@@ -5176,7 +5176,7 @@ static int rtw_del_sta(struct net_device *dev, struct ieee_param *param)
 	psta = rtw_get_stainfo(pstapriv, param->sta_addr);
 	if (psta) {
 		spin_lock_bh(&pstapriv->asoc_list_lock);
-		if (!rtw_is_list_empty(&psta->asoc_list)) {
+		if (!list_empty(&psta->asoc_list)) {
 			rtw_list_delete(&psta->asoc_list);
 			pstapriv->asoc_list_cnt--;
 			updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);

drivers/staging/rtl8188eu/os_dep/osdep_service.c

@@ -94,23 +94,6 @@ void _rtw_init_listhead(struct list_head *list)
 	INIT_LIST_HEAD(list);
 }
 
-/*
-For the following list_xxx operations,
-caller must guarantee the atomic context.
-Otherwise, there will be racing condition.
-*/
-u32	rtw_is_list_empty(struct list_head *phead)
-{
-	if (list_empty(phead))
-		return true;
-	else
-		return false;
-}
-
-/*
-Caller must check if the list is empty before calling rtw_list_delete
-*/
-
 u32 _rtw_down_sema(struct semaphore *sema)
 {
 	if (down_interruptible(sema))
@@ -127,7 +110,7 @@ void	_rtw_init_queue(struct __queue *pqueue)
 
 u32	  _rtw_queue_empty(struct __queue *pqueue)
 {
-	return rtw_is_list_empty(&(pqueue->queue));
+	return list_empty(&(pqueue->queue));
 }
 
 inline u32 rtw_systime_to_ms(u32 systime)