staging:emxx_udc: Fixed comparison style warnings

Fixed 'Comparisons should place the constant on the right side of the
test' Warnings
Signed-off-by: Cristina Moraru <cristina.moraru09@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/emxx_udc/emxx_udc.c

@@ -589,7 +589,7 @@ static int EP0_out_OverBytes(struct nbu2ss_udc *udc, u8 *pBuf, u32 length)
 	union usb_reg_access  Temp32;
 	union usb_reg_access  *pBuf32 = (union usb_reg_access *)pBuf;
 
-	if ((0 < length) && (length < sizeof(u32))) {
+	if ((length > 0) && (length < sizeof(u32))) {
 		Temp32.dw = _nbu2ss_readl(&udc->p_regs->EP0_READ);
 		for (i = 0 ; i < length ; i++)
 			pBuf32->byte.DATA[i] = Temp32.byte.DATA[i];
@@ -635,7 +635,7 @@ static int EP0_in_OverBytes(struct nbu2ss_udc *udc, u8 *pBuf, u32 iRemainSize)
 	union usb_reg_access  Temp32;
 	union usb_reg_access  *pBuf32 = (union usb_reg_access *)pBuf;
 
-	if ((0 < iRemainSize) && (iRemainSize < sizeof(u32))) {
+	if ((iRemainSize > 0) && (iRemainSize < sizeof(u32))) {
 		for (i = 0 ; i < iRemainSize ; i++)
 			Temp32.byte.DATA[i] = pBuf32->byte.DATA[i];
 		_nbu2ss_ep_in_end(udc, 0, Temp32.dw, iRemainSize);
@@ -770,7 +770,7 @@ static int _nbu2ss_ep0_out_transfer(
 		req->req.actual += result;
 		iRecvLength -= result;
 
-		if ((0 < iRecvLength) && (iRecvLength < sizeof(u32))) {
+		if ((iRecvLength > 0) && (iRecvLength < sizeof(u32))) {
 			pBuffer += result;
 			iRemainSize -= result;
 
@@ -849,11 +849,11 @@ static int _nbu2ss_out_dma(
 	dmacnt = (length / mpkt);
 	lmpkt = (length % mpkt) & ~(u32)0x03;
 
-	if (DMA_MAX_COUNT < dmacnt) {
+	if (dmacnt > DMA_MAX_COUNT) {
 		dmacnt = DMA_MAX_COUNT;
 		lmpkt = 0;
-	} else if (0 != lmpkt) {
-		if (0 == dmacnt)
+	} else if (lmpkt != 0) {
+		if (dmacnt == 0)
 			burst = 0;	/* Burst OFF */
 		dmacnt++;
 	}
@@ -864,7 +864,7 @@ static int _nbu2ss_out_dma(
 	data = ((dmacnt & 0xff) << 16) | DCR1_EPn_DIR0 | DCR1_EPn_REQEN;
 	_nbu2ss_writel(&preg->EP_DCR[num].EP_DCR1, data);
 
-	if (0 == burst) {
+	if (burst == 0) {
 		_nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT, 0);
 		_nbu2ss_bitclr(&preg->EP_REGS[num].EP_DMA_CTRL, EPn_BURST_SET);
 	} else {
@@ -1438,7 +1438,7 @@ static int _nbu2ss_set_feature_device(
 
 	switch (selector) {
 	case USB_DEVICE_REMOTE_WAKEUP:
-		if (0x0000 == wIndex) {
+		if (wIndex == 0x0000) {
 			udc->remote_wakeup = U2F_ENABLE;
 			result = 0;
 		}
@@ -1495,8 +1495,8 @@ static inline int _nbu2ss_req_feature(struct nbu2ss_udc *udc, bool bset)
 	u8	ep_adrs;
 	int	result = -EOPNOTSUPP;
 
-	if ((0x0000 != udc->ctrl.wLength) ||
-			(USB_DIR_OUT != direction)) {
+	if ((udc->ctrl.wLength != 0x0000) ||
+			(direction != USB_DIR_OUT)) {
 		return -EINVAL;
 	}
 
@@ -1509,7 +1509,7 @@ static inline int _nbu2ss_req_feature(struct nbu2ss_udc *udc, bool bset)
 
 	case USB_RECIP_ENDPOINT:
 		if (0x0000 == (wIndex & 0xFF70)) {
-			if (USB_ENDPOINT_HALT == selector) {
+			if (selector == USB_ENDPOINT_HALT) {
 				ep_adrs = wIndex & 0xFF;
 				if (bset == FALSE) {
 					_nbu2ss_endpoint_toggle_reset(
@@ -1588,8 +1588,8 @@ static int std_req_get_status(struct nbu2ss_udc *udc)
 	u8	ep_adrs;
 	int	result = -EINVAL;
 
-	if ((0x0000 != udc->ctrl.wValue)
-		|| (USB_DIR_IN != direction)) {
+	if ((udc->ctrl.wValue != 0x0000)
+		|| (direction != USB_DIR_IN)) {
 
 		return result;
 	}
@@ -1653,9 +1653,9 @@ static int std_req_set_address(struct nbu2ss_udc *udc)
 	int		result = 0;
 	u32		wValue = udc->ctrl.wValue;
 
-	if ((0x00 != udc->ctrl.bRequestType)	||
-		(0x0000 != udc->ctrl.wIndex)	||
-		(0x0000 != udc->ctrl.wLength)) {
+	if ((udc->ctrl.bRequestType != 0x00)	||
+		(udc->ctrl.wIndex != 0x0000)	||
+		(udc->ctrl.wLength != 0x0000)) {
 		return -EINVAL;
 	}
 
@@ -1675,9 +1675,9 @@ static int std_req_set_configuration(struct nbu2ss_udc *udc)
 {
 	u32 ConfigValue = (u32)(udc->ctrl.wValue & 0x00ff);
 
-	if ((0x0000 != udc->ctrl.wIndex)	||
-		(0x0000 != udc->ctrl.wLength)	||
-		(0x00 != udc->ctrl.bRequestType)) {
+	if ((udc->ctrl.wIndex != 0x0000)	||
+		(udc->ctrl.wLength != 0x0000)	||
+		(udc->ctrl.bRequestType != 0x00)) {
 		return -EINVAL;
 	}