diff --git a/drivers/staging/rtl8192u/ieee80211/dot11d.c b/drivers/staging/rtl8192u/ieee80211/dot11d.c
index c6f377a8a0f0..34edcfab96be 100644
--- a/drivers/staging/rtl8192u/ieee80211/dot11d.c
+++ b/drivers/staging/rtl8192u/ieee80211/dot11d.c
@@ -148,7 +148,7 @@ DOT11D_ScanComplete(
 {
 	PRT_DOT11D_INFO pDot11dInfo = GET_DOT11D_INFO(dev);
 
-	switch(pDot11dInfo->State)
+	switch (pDot11dInfo->State)
 	{
 	case DOT11D_STATE_LEARNED:
 		pDot11dInfo->State = DOT11D_STATE_DONE;
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_tx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_tx.c
index 77b9e12ef014..995504207fc6 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_tx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_tx.c
@@ -356,7 +356,7 @@ void ieee80211_tx_query_agg_cap(struct ieee80211_device *ieee, struct sk_buff *s
 		}
 	}
 FORCED_AGG_SETTING:
-	switch(pHTInfo->ForcedAMPDUMode )
+	switch (pHTInfo->ForcedAMPDUMode )
 	{
 		case HT_AGG_AUTO:
 			break;
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
index 02c843ae2f58..e956da5a2d76 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
@@ -177,7 +177,7 @@ void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString)
 
 	IEEE80211_DEBUG(IEEE80211_DL_HT, "\tPrimary channel = %d\n", pHTInfoEle->ControlChl);
 	IEEE80211_DEBUG(IEEE80211_DL_HT, "\tSenondary channel =");
-	switch(pHTInfoEle->ExtChlOffset)
+	switch (pHTInfoEle->ExtChlOffset)
 	{
 		case 0:
 			IEEE80211_DEBUG(IEEE80211_DL_HT, "Not Present\n");
@@ -195,7 +195,7 @@ void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString)
 	IEEE80211_DEBUG(IEEE80211_DL_HT, "\tRecommended channel width = %s\n", (pHTInfoEle->RecommemdedTxWidth)?"20Mhz": "40Mhz");
 
 	IEEE80211_DEBUG(IEEE80211_DL_HT, "\tOperation mode for protection = ");
-	switch(pHTInfoEle->OptMode)
+	switch (pHTInfoEle->OptMode)
 	{
 		case 0:
 			IEEE80211_DEBUG(IEEE80211_DL_HT, "No Protection\n");
@@ -801,7 +801,7 @@ u8 HT_PickMCSRate(struct ieee80211_device *ieee, u8 *pOperateMCS)
 		return false;
 	}
 
-	switch(ieee->mode)
+	switch (ieee->mode)
 	{
 	case IEEE_A:
 	case IEEE_B:
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c
index cdcb23fdd3fd..3058120a3243 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c
@@ -367,7 +367,7 @@ bool GetTs(
 			return false;
 		}
 
-		switch(TID)
+		switch (TID)
 		{
 		case 0:
 		case 3:
diff --git a/drivers/staging/rtl8192u/r8190_rtl8256.c b/drivers/staging/rtl8192u/r8190_rtl8256.c
index 3f447cc564c6..37cb5072d269 100644
--- a/drivers/staging/rtl8192u/r8190_rtl8256.c
+++ b/drivers/staging/rtl8192u/r8190_rtl8256.c
@@ -34,7 +34,7 @@ void PHY_SetRF8256Bandwidth(struct net_device *dev , HT_CHANNEL_WIDTH Bandwidth)
 		if (!rtl8192_phy_CheckIsLegalRFPath(dev, eRFPath))
 				continue;
 
-		switch(Bandwidth)
+		switch (Bandwidth)
 		{
 			case HT_CHANNEL_WIDTH_20:
 				if(priv->card_8192_version == VERSION_819xU_A || priv->card_8192_version == VERSION_819xU_B)// 8256 D-cut, E-cut, xiong: consider it later!
@@ -133,7 +133,7 @@ void phy_RF8256_Config_ParaFile(struct net_device *dev)
 	//	pHalData->RfReg0Value[eRFPath] =  rtl8192_phy_QueryRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, rGlobalCtrl, bMaskDWord);
 
 		/*----Store original RFENV control type----*/
-		switch(eRFPath)
+		switch (eRFPath)
 		{
 		case RF90_PATH_A:
 		case RF90_PATH_C:
@@ -168,7 +168,7 @@ void phy_RF8256_Config_ParaFile(struct net_device *dev)
 		RetryTimes = ConstRetryTimes;
 		RF3_Final_Value = 0;
 		/*----Initialize RF fom connfiguration file----*/
-		switch(eRFPath)
+		switch (eRFPath)
 		{
 		case RF90_PATH_A:
 			while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0)
@@ -209,7 +209,7 @@ void phy_RF8256_Config_ParaFile(struct net_device *dev)
 		}
 
 		/*----Restore RFENV control type----*/;
-		switch(eRFPath)
+		switch (eRFPath)
 		{
 		case RF90_PATH_A:
 		case RF90_PATH_C:
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 6ea9049be986..7c602d804bb0 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -1014,7 +1014,7 @@ int alloc_tx_beacon_desc_ring(struct net_device *dev, int count)
 
 inline u16 ieeerate2rtlrate(int rate)
 {
-	switch(rate){
+	switch (rate){
 	case 10:
 	return 0;
 	case 20:
@@ -1543,7 +1543,7 @@ void rtl8192_config_rate(struct net_device *dev, u16 *rate_config)
 	 for (i=0; i<net->rates_len; i++)
 	 {
 		 basic_rate = net->rates[i]&0x7f;
-		 switch(basic_rate)
+		 switch (basic_rate)
 		 {
 			 case MGN_1M:	*rate_config |= RRSR_1M;	break;
 			 case MGN_2M:	*rate_config |= RRSR_2M;	break;
@@ -1562,7 +1562,7 @@ void rtl8192_config_rate(struct net_device *dev, u16 *rate_config)
 	 for (i=0; i<net->rates_ex_len; i++)
 	 {
 		 basic_rate = net->rates_ex[i]&0x7f;
-		 switch(basic_rate)
+		 switch (basic_rate)
 		 {
 			 case MGN_1M:	*rate_config |= RRSR_1M;	break;
 			 case MGN_2M:	*rate_config |= RRSR_2M;	break;
@@ -1698,7 +1698,7 @@ u16 N_DBPSOfRate(u16 DataRate)
 {
 	 u16 N_DBPS = 24;
 
-	 switch(DataRate)
+	 switch (DataRate)
 	 {
 	 case 60:
 	  N_DBPS = 24;
@@ -1824,7 +1824,7 @@ u8 MapHwQueueToFirmwareQueue(u8 QueueID)
 {
 	u8 QueueSelect = 0x0;       //defualt set to
 
-	switch(QueueID) {
+	switch (QueueID) {
 	case BE_QUEUE:
 		QueueSelect = QSLT_BE;  //or QSelect = pTcb->priority;
 		break;
@@ -1870,7 +1870,7 @@ u8 MRateToHwRate8190Pci(u8 rate)
 {
 	u8  ret = DESC90_RATE1M;
 
-	switch(rate) {
+	switch (rate) {
 	case MGN_1M:    ret = DESC90_RATE1M;    break;
 	case MGN_2M:    ret = DESC90_RATE2M;    break;
 	case MGN_5_5M:  ret = DESC90_RATE5_5M;  break;
@@ -2581,7 +2581,7 @@ u8 rtl8192_getSupportedWireleeMode(struct net_device *dev)
 {
 	struct r8192_priv *priv = ieee80211_priv(dev);
 	u8 ret = 0;
-	switch(priv->rf_chip)
+	switch (priv->rf_chip)
 	{
 		case RF_8225:
 		case RF_8256:
@@ -3019,7 +3019,7 @@ static void rtl8192_read_eeprom_info(struct net_device *dev)
 	}//end if VersionID == VERSION_819xU_A
 
 //added by vivi, for dlink led, 20080416
-	switch(priv->eeprom_CustomerID)
+	switch (priv->eeprom_CustomerID)
 	{
 		case EEPROM_CID_RUNTOP:
 			priv->CustomerID = RT_CID_819x_RUNTOP;
@@ -3035,7 +3035,7 @@ static void rtl8192_read_eeprom_info(struct net_device *dev)
 
 	}
 
-	switch(priv->CustomerID)
+	switch (priv->CustomerID)
 	{
 		case RT_CID_819x_RUNTOP:
 			priv->LedStrategy = SW_LED_MODE2;
@@ -3146,7 +3146,7 @@ void rtl8192_hwconfig(struct net_device *dev)
 
 // Set RRSR, RATR, and BW_OPMODE registers
 	//
-	switch(priv->ieee80211->mode)
+	switch (priv->ieee80211->mode)
 	{
 	case WIRELESS_MODE_B:
 		regBwOpMode = BW_OPMODE_20MHZ;
@@ -4402,7 +4402,7 @@ u8 HwRateToMRate90(bool bIsHT, u8 rate)
 	u8  ret_rate = 0xff;
 
 	if(!bIsHT) {
-		switch(rate) {
+		switch (rate) {
 		case DESC90_RATE1M:   ret_rate = MGN_1M;         break;
 		case DESC90_RATE2M:   ret_rate = MGN_2M;         break;
 		case DESC90_RATE5_5M: ret_rate = MGN_5_5M;       break;
@@ -4423,7 +4423,7 @@ u8 HwRateToMRate90(bool bIsHT, u8 rate)
 		}
 
 	} else {
-		switch(rate) {
+		switch (rate) {
 		case DESC90_RATEMCS0:   ret_rate = MGN_MCS0;    break;
 		case DESC90_RATEMCS1:   ret_rate = MGN_MCS1;    break;
 		case DESC90_RATEMCS2:   ret_rate = MGN_MCS2;    break;
@@ -4890,7 +4890,7 @@ static void rtl8192_query_rxphystatus(
 		{
 			report = pcck_buf->cck_agc_rpt & 0xc0;
 			report = report>>6;
-			switch(report)
+			switch (report)
 			{
 				//Fixed by Jacken from Bryant 2008-03-20
 				//Original value is -38 , -26 , -14 , -2
@@ -4913,7 +4913,7 @@ static void rtl8192_query_rxphystatus(
 		{
 			report = pcck_buf->cck_agc_rpt & 0x60;
 			report = report>>5;
-			switch(report)
+			switch (report)
 			{
 				case 0x3:
 					rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
@@ -5180,7 +5180,7 @@ UpdateReceivedRateHistogramStatistics8190(
 	else
 	preamble_guardinterval = 0;// long
 
-	switch(stats->rate)
+	switch (stats->rate)
 	{
 		//
 		// CCK rate
diff --git a/drivers/staging/rtl8192u/r8192U_dm.c b/drivers/staging/rtl8192u/r8192U_dm.c
index bc410f45d8e9..3d7a343e2cc0 100644
--- a/drivers/staging/rtl8192u/r8192U_dm.c
+++ b/drivers/staging/rtl8192u/r8192U_dm.c
@@ -3581,7 +3581,7 @@ void dm_check_fsync(struct net_device *dev)
 	{
 		if(priv->ieee80211->bfsync_enable == 0)
 		{
-			switch(priv->ieee80211->fsync_state)
+			switch (priv->ieee80211->fsync_state)
 			{
 				case Default_Fsync:
 					dm_StartHWFsync(dev);
@@ -3599,7 +3599,7 @@ void dm_check_fsync(struct net_device *dev)
 		}
 		else
 		{
-			switch(priv->ieee80211->fsync_state)
+			switch (priv->ieee80211->fsync_state)
 			{
 				case Default_Fsync:
 					dm_StartSWFsync(dev);
@@ -3632,7 +3632,7 @@ void dm_check_fsync(struct net_device *dev)
 	}
 	else
 	{
-		switch(priv->ieee80211->fsync_state)
+		switch (priv->ieee80211->fsync_state)
 		{
 			case HW_Fsync:
 				dm_EndHWFsync(dev);
diff --git a/drivers/staging/rtl8192u/r8192U_wx.c b/drivers/staging/rtl8192u/r8192U_wx.c
index fc0de373f63d..f191f04404d8 100644
--- a/drivers/staging/rtl8192u/r8192U_wx.c
+++ b/drivers/staging/rtl8192u/r8192U_wx.c
@@ -709,7 +709,7 @@ static int r8192_wx_set_enc(struct net_device *dev,
 		#define CONF_WEP40  0x4
 		#define CONF_WEP104 0x14
 
-		switch(wrqu->encoding.flags & IW_ENCODE_INDEX){
+		switch (wrqu->encoding.flags & IW_ENCODE_INDEX){
 		case 0: key_idx = ieee->tx_keyidx; break;
 		case 1:	key_idx = 0; break;
 		case 2:	key_idx = 1; break;
diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
index fbd5f4b9374f..d5c75ed7a445 100644
--- a/drivers/staging/rtl8192u/r819xU_cmdpkt.c
+++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
@@ -732,7 +732,7 @@ cmpk_message_handle_rx(
 		/* 2007/01/17 MH We support aggregation of different cmd in the same packet. */
 		element_id = pcmd_buff[0];
 
-		switch(element_id)
+		switch (element_id)
 		{
 			case RX_TX_FEEDBACK:
 				cmpk_handle_tx_feedback (dev, pcmd_buff);
diff --git a/drivers/staging/rtl8192u/r819xU_firmware.c b/drivers/staging/rtl8192u/r819xU_firmware.c
index c6b97e242884..0c477754d9be 100644
--- a/drivers/staging/rtl8192u/r819xU_firmware.c
+++ b/drivers/staging/rtl8192u/r819xU_firmware.c
@@ -333,7 +333,7 @@ bool init_firmware(struct net_device *dev)
 			goto download_firmware_fail;
 		}
 
-		switch(init_step) {
+		switch (init_step) {
 		case FW_INIT_STEP0_BOOT:
 			/* Download boot
 			 * initialize command descriptor.
diff --git a/drivers/staging/rtl8192u/r819xU_phy.c b/drivers/staging/rtl8192u/r819xU_phy.c
index a6a8f90c2748..54f4cba08cfa 100644
--- a/drivers/staging/rtl8192u/r819xU_phy.c
+++ b/drivers/staging/rtl8192u/r819xU_phy.c
@@ -710,7 +710,7 @@ u8 rtl8192_phy_checkBBAndRF(struct net_device *dev, HW90_BLOCK_E CheckBlock, RF9
 		//
 		// Write Data to register and readback
 		//
-		switch(CheckBlock)
+		switch (CheckBlock)
 		{
 		case HW90_BLOCK_MAC:
 			RT_TRACE(COMP_ERR, "PHY_CheckBBRFOK(): Never Write 0x100 here!");
@@ -892,7 +892,7 @@ void rtl8192_phy_setTxPower(struct net_device *dev, u8 channel)
 	u8	powerlevel = priv->TxPowerLevelCCK[channel-1];
 	u8	powerlevelOFDM24G = priv->TxPowerLevelOFDM24G[channel-1];
 
-	switch(priv->rf_chip)
+	switch (priv->rf_chip)
 	{
 	case RF_8256:
 		PHY_SetRF8256CCKTxPower(dev, powerlevel); //need further implement
@@ -917,7 +917,7 @@ void rtl8192_phy_RFConfig(struct net_device *dev)
 {
 	struct r8192_priv *priv = ieee80211_priv(dev);
 
-	switch(priv->rf_chip)
+	switch (priv->rf_chip)
 	{
 		case RF_8256:
 			PHY_RF8256_Config(dev);
@@ -956,7 +956,7 @@ u8 rtl8192_phy_ConfigRFWithHeaderFile(struct net_device *dev, RF90_RADIO_PATH_E
 	//u32* pRFArray;
 	u8 ret = 0;
 
-	switch(eRFPath){
+	switch (eRFPath){
 	case RF90_PATH_A:
 		for(i = 0;i<RadioA_ArrayLength; i=i+2){
 
@@ -1026,7 +1026,7 @@ void rtl8192_SetTxPowerLevel(struct net_device *dev, u8 channel)
 	u8	powerlevel = priv->TxPowerLevelCCK[channel-1];
 	u8	powerlevelOFDM24G = priv->TxPowerLevelOFDM24G[channel-1];
 
-	switch(priv->rf_chip)
+	switch (priv->rf_chip)
 	{
 	case RF_8225:
 #ifdef TO_DO_LIST
@@ -1071,10 +1071,10 @@ bool rtl8192_SetRFPowerState(struct net_device *dev, RT_RF_POWER_STATE eRFPowerS
 
 	priv->SetRFPowerStateInProgress = true;
 
-	switch(priv->rf_chip)
+	switch (priv->rf_chip)
 	{
 		case RF_8256:
-		switch( eRFPowerState )
+		switch ( eRFPowerState )
 		{
 			case eRfOn:
 	//RF-A, RF-B
@@ -1129,10 +1129,10 @@ bool rtl8192_SetRFPowerState(struct net_device *dev, RT_RF_POWER_STATE eRFPowerS
 	{
 		// Update current RF state variable.
 		pHalData->eRFPowerState = eRFPowerState;
-		switch(pHalData->RFChipID )
+		switch (pHalData->RFChipID )
 		{
 			case RF_8256:
-		switch(pHalData->eRFPowerState)
+		switch (pHalData->eRFPowerState)
 				{
 				case eRfOff:
 					//
@@ -1283,7 +1283,7 @@ u8 rtl8192_phy_SwChnlStepByStep(struct net_device *dev, u8 channel, u8 *stage, u
 
 		// <3> Fill up RF dependent command.
 		RfDependCmdCnt = 0;
-		switch( priv->rf_chip )
+		switch ( priv->rf_chip )
 		{
 		case RF_8225:
 			if (!(channel >= 1 && channel <= 14))
@@ -1321,7 +1321,7 @@ u8 rtl8192_phy_SwChnlStepByStep(struct net_device *dev, u8 channel, u8 *stage, u
 
 
 		do{
-			switch(*stage)
+			switch (*stage)
 			{
 			case 0:
 				CurrentCmd=&PreCommonCmd[*step];
@@ -1349,7 +1349,7 @@ u8 rtl8192_phy_SwChnlStepByStep(struct net_device *dev, u8 channel, u8 *stage, u
 				}
 			}
 
-			switch(CurrentCmd->CmdID)
+			switch (CurrentCmd->CmdID)
 			{
 			case CmdID_SetTxPowerLevel:
 				if(priv->card_8192_version == (u8)VERSION_819xU_A) //xiong: consider it later!
@@ -1452,7 +1452,7 @@ if (0) //to test current channel from RF reg 0x7.
 	}
 }
 	//--------------------------------------------
-	switch(priv->ieee80211->mode)
+	switch (priv->ieee80211->mode)
 	{
 	case WIRELESS_MODE_A:
 	case WIRELESS_MODE_N_5G:
@@ -1527,7 +1527,7 @@ void rtl8192_SetBWModeWorkItem(struct net_device *dev)
 	//<1>Set MAC register
 	regBwOpMode = read_nic_byte(dev, BW_OPMODE);
 
-	switch(priv->CurrentChannelBW)
+	switch (priv->CurrentChannelBW)
 	{
 		case HT_CHANNEL_WIDTH_20:
 			regBwOpMode |= BW_OPMODE_20MHZ;
@@ -1547,7 +1547,7 @@ void rtl8192_SetBWModeWorkItem(struct net_device *dev)
 	}
 
 	//<2>Set PHY related register
-	switch(priv->CurrentChannelBW)
+	switch (priv->CurrentChannelBW)
 	{
 		case HT_CHANNEL_WIDTH_20:
 			// Add by Vivi 20071119
@@ -1617,7 +1617,7 @@ void rtl8192_SetBWModeWorkItem(struct net_device *dev)
 	//Skip over setting of J-mode in BB register here. Default value is "None J mode". Emily 20070315
 
 	//<3>Set RF related register
-	switch( priv->rf_chip )
+	switch ( priv->rf_chip )
 	{
 		case RF_8225:
 #ifdef TO_DO_LIST
@@ -1704,7 +1704,7 @@ extern void InitialGainOperateWorkItemCallBack(struct work_struct *work)
 
 	Operation = priv->InitialGainOperateType;
 
-	switch(Operation)
+	switch (Operation)
 	{
 		case IG_Backup:
 			RT_TRACE(COMP_SCAN, "IG_Backup, backup the initial gain.\n");