staging: rtl8192e: Optimise Comparison to NULL tests - Coding Style

Change comparison to NULL to better adhere to coding standard.
Signed-off-by: John Whitmore <johnfwhitmore@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c

@@ -520,7 +520,7 @@ void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap, u
 	PHT_CAPABILITY_ELE	pCapELE = NULL;
 	//u8 bIsDeclareMCS13;
 
-	if ((posHTCap == NULL) || (pHT == NULL)) {
+	if (!posHTCap || !pHT) {
 		IEEE80211_DEBUG(IEEE80211_DL_ERR, "posHTCap or pHTInfo can't be null in HTConstructCapabilityElement()\n");
 		return;
 	}
@@ -624,7 +624,7 @@ void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo, u8 *le
 	PRT_HIGH_THROUGHPUT	pHT = ieee->pHTInfo;
 	PHT_INFORMATION_ELE		pHTInfoEle = (PHT_INFORMATION_ELE)posHTInfo;
 
-	if ((posHTInfo == NULL) || (pHTInfoEle == NULL)) {
+	if (!posHTInfo || !pHTInfoEle) {
 		IEEE80211_DEBUG(IEEE80211_DL_ERR, "posHTInfo or pHTInfoEle can't be null in HTConstructInfoElement()\n");
 		return;
 	}
@@ -687,7 +687,7 @@ void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo, u8 *le
   * *****************************************************************************************************************/
 void HTConstructRT2RTAggElement(struct ieee80211_device *ieee, u8 *posRT2RTAgg, u8 *len)
 {
-	if (posRT2RTAgg == NULL) {
+	if (!posRT2RTAgg) {
 		IEEE80211_DEBUG(IEEE80211_DL_ERR, "posRT2RTAgg can't be null in HTConstructRT2RTAggElement()\n");
 		return;
 	}
@@ -737,7 +737,7 @@ static u8 HT_PickMCSRate(struct ieee80211_device *ieee, u8 *pOperateMCS)
 {
 	u8					i;
 
-	if (pOperateMCS == NULL) {
+	if (!pOperateMCS) {
 		IEEE80211_DEBUG(IEEE80211_DL_ERR, "pOperateMCS can't be null in HT_PickMCSRate()\n");
 		return false;
 	}
@@ -799,7 +799,7 @@ u8 HTGetHighestMCSRate(struct ieee80211_device *ieee, u8 *pMCSRateSet, u8 *pMCSF
 	u8		mcsRate = 0;
 	u8		availableMcsRate[16];
 
-	if (pMCSRateSet == NULL || pMCSFilter == NULL) {
+	if (!pMCSRateSet || !pMCSFilter) {
 		IEEE80211_DEBUG(IEEE80211_DL_ERR, "pMCSRateSet or pMCSFilter can't be null in HTGetHighestMCSRate()\n");
 		return false;
 	}