staging: vt6656: iwctl: remove redundant cast (to PSDevice)

netdev_priv() returns a void*, so there is no reason to explicitly
cast to (PSDevice) when assigning to a variable of type PSDevice. The
cast is done implicitly.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6656/iwctl.c

@@ -100,7 +100,7 @@ int iwctl_giwname(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwscan(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	struct iw_scan_req *req = (struct iw_scan_req *)extra;
 	BYTE abyScanSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
@@ -175,7 +175,7 @@ int iwctl_giwscan(struct net_device *dev, struct iw_request_info *info,
 	int ii;
 	int jj;
 	int kk;
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	PKnownBSS pBSS;
 	PWLAN_IE_SSID pItemSSID;
@@ -323,7 +323,7 @@ int iwctl_giwscan(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwfreq(struct net_device *dev, struct iw_request_info *info,
 		struct iw_freq *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	int rc = 0;
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCSIWFREQ \n");
@@ -363,7 +363,7 @@ int iwctl_siwfreq(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwfreq(struct net_device *dev, struct iw_request_info *info,
 		struct iw_freq *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWFREQ \n");
@@ -389,7 +389,7 @@ int iwctl_giwfreq(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwmode(struct net_device *dev, struct iw_request_info *info,
 		__u32 *wmode, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int rc = 0;
 
@@ -453,7 +453,7 @@ int iwctl_siwmode(struct net_device *dev, struct iw_request_info *info,
 void iwctl_giwmode(struct net_device *dev, struct iw_request_info *info,
 		__u32 *wmode, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 
 
@@ -583,7 +583,7 @@ void iwctl_giwrange(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwap(struct net_device *dev, struct iw_request_info *info,
 		struct sockaddr *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int rc = 0;
 	BYTE ZeroBSSID[WLAN_BSSID_LEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
@@ -631,7 +631,7 @@ int iwctl_siwap(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwap(struct net_device *dev, struct iw_request_info *info,
 		struct sockaddr *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWAP \n");
@@ -660,7 +660,7 @@ int iwctl_giwaplist(struct net_device *dev, struct iw_request_info *info,
 	int rc = 0;
 	struct sockaddr sock[IW_MAX_AP];
 	struct iw_quality qual[IW_MAX_AP];
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWAPLIST \n");
@@ -702,7 +702,7 @@ int iwctl_giwaplist(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwessid(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	PWLAN_IE_SSID pItemSSID;
 
@@ -813,7 +813,7 @@ int iwctl_siwessid(struct net_device *dev, struct iw_request_info *info,
 void iwctl_giwessid(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	PWLAN_IE_SSID pItemSSID;
 
@@ -837,7 +837,7 @@ void iwctl_giwessid(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwrate(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	int rc = 0;
 	u8 brate = 0;
 	int i;
@@ -919,7 +919,7 @@ int iwctl_siwrate(struct net_device *dev, struct iw_request_info *info,
 void iwctl_giwrate(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWRATE \n");
@@ -963,7 +963,7 @@ void iwctl_giwrate(struct net_device *dev, struct iw_request_info *info,
  */
 int iwctl_siwrts(struct net_device *dev, struct iw_param *wrq)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 
 	if ((wrq->value < 0 || wrq->value > 2312) && !wrq->disabled)
 		return -EINVAL;
@@ -982,7 +982,7 @@ int iwctl_siwrts(struct net_device *dev, struct iw_param *wrq)
 int iwctl_giwrts(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWRTS \n");
 	wrq->value = pDevice->wRTSThreshold;
@@ -998,7 +998,7 @@ int iwctl_giwrts(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwfrag(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	int rc = 0;
 	int fthr = wrq->value;
 
@@ -1021,7 +1021,7 @@ int iwctl_siwfrag(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwfrag(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWFRAG \n");
 	wrq->value = pDevice->wFragmentationThreshold;
@@ -1037,7 +1037,7 @@ int iwctl_giwfrag(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwretry(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	int rc = 0;
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCSIWRETRY \n");
@@ -1070,7 +1070,7 @@ int iwctl_siwretry(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwretry(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWRETRY \n");
 	wrq->disabled = 0;      // Can't be disabled
 
@@ -1097,7 +1097,7 @@ int iwctl_giwretry(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwencode(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	DWORD dwKeyIndex = (DWORD)(wrq->flags & IW_ENCODE_INDEX);
 	int ii;
@@ -1199,7 +1199,7 @@ int iwctl_siwencode(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwencode(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	char abyKey[WLAN_WEP232_KEYLEN];
 
@@ -1257,7 +1257,7 @@ int iwctl_giwencode(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwpower(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int rc = 0;
 
@@ -1305,7 +1305,7 @@ int iwctl_siwpower(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwpower(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int mode = pDevice->ePSMode;
 
@@ -1331,7 +1331,7 @@ int iwctl_giwpower(struct net_device *dev, struct iw_request_info *info,
 int iwctl_giwsens(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	long ldBm;
 
 	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " SIOCGIWSENS \n");
@@ -1352,7 +1352,7 @@ int iwctl_giwsens(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwauth(struct net_device *dev, struct iw_request_info *info,
 		struct iw_param *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int ret = 0;
 	static int wpa_version = 0;  //must be static to save the last value,einsn liu
@@ -1459,7 +1459,7 @@ int iwctl_giwauth(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwgenie(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int ret = 0;
 
@@ -1490,7 +1490,7 @@ out://not completely ...not necessary in wpa_supplicant 0.5.8
 int iwctl_giwgenie(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	int ret = 0;
 	int space = wrq->length;
@@ -1511,7 +1511,7 @@ int iwctl_giwgenie(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwencodeext(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	struct iw_encode_ext *ext = (struct iw_encode_ext*)extra;
 	struct viawget_wpa_param *param=NULL;
@@ -1642,7 +1642,7 @@ int iwctl_giwencodeext(struct net_device *dev, struct iw_request_info *info,
 int iwctl_siwmlme(struct net_device *dev, struct iw_request_info *info,
 		struct iw_point *wrq, char *extra)
 {
-	PSDevice pDevice = (PSDevice)netdev_priv(dev);
+	PSDevice pDevice = netdev_priv(dev);
 	PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
 	struct iw_mlme *mlme = (struct iw_mlme *)extra;
 	int ret = 0;