staging: vt6655: delete explicit comparison to bool

This patch fixes the following type of coccinelle detected warnings for
driver vt6655:

WARNING: Comparison to bool

Signed-off-by: Teodora Baluta <teobaluta@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/vt6655/datarate.c b/drivers/staging/vt6655/datarate.c
index e7b6bc7..c9a89cd 100644
--- a/drivers/staging/vt6655/datarate.c
+++ b/drivers/staging/vt6655/datarate.c
@@ -218,8 +218,7 @@
 
 	for (ii = 0; ii < uRateLen; ii++) {
 		byRate = (unsigned char)(pItemRates->abyRates[ii]);
-		if (WLAN_MGMT_IS_BASICRATE(byRate) &&
-		    (bUpdateBasicRate == true))  {
+		if (WLAN_MGMT_IS_BASICRATE(byRate) && bUpdateBasicRate)  {
 			// Add to basic rate set, update pDevice->byTopCCKBasicRate and pDevice->byTopOFDMBasicRate
 			CARDbAddBasicRate((void *)pDevice, wGetRateIdx(byRate));
 			DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "ParseMaxRate AddBasicRate: %d\n", wGetRateIdx(byRate));
@@ -329,7 +328,7 @@
 
 	for (ii = 0; ii < MAX_RATE; ii++) {
 		if (psNodeDBTable->wSuppRate & (0x0001<<ii)) {
-			if (bAutoRate[ii] == true) {
+			if (bAutoRate[ii]) {
 				wIdxUpRate = (unsigned short) ii;
 			}
 		} else {
@@ -354,8 +353,7 @@
 	wIdxDownRate = psNodeDBTable->wTxDataRate;
 	for (ii = psNodeDBTable->wTxDataRate; ii > 0;) {
 		ii--;
-		if ((dwThroughputTbl[ii] > dwThroughput) &&
-		    (bAutoRate[ii] == true)) {
+		if ((dwThroughputTbl[ii] > dwThroughput) && bAutoRate[ii]) {
 			dwThroughput = dwThroughputTbl[ii];
 			wIdxDownRate = (unsigned short) ii;
 		}