staging: rtl8192e: replace comparison to NULL by bool

Fixed Comparison to NULL can be written as '!...' by replacing it with
simpler form i.e boolean expression. This makes code more readable alternative.
Reported by checkpatch.

Signed-off-by: zhaoxiao <zhaoxiao@uniontech.com>
Link: https://lore.kernel.org/r/20210430125657.18264-1-zhaoxiao@uniontech.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8192e/rtl819x_HTProc.c b/drivers/staging/rtl8192e/rtl819x_HTProc.c
index 48d28c7d870b3f7b3bacf5a06545daa19ec78a5f..3b8efaf9b88c9d372b8ac5c1c3657f7d5cd5b77d 100644 (file)
--- a/drivers/staging/rtl8192e/rtl819x_HTProc.c
+++ b/drivers/staging/rtl8192e/rtl819x_HTProc.c
@@ -276,7 +276,7 @@ void HTConstructCapabilityElement(struct rtllib_device *ieee, u8 *posHTCap,
        struct rt_hi_throughput *pHT = ieee->pHTInfo;
        struct ht_capab_ele *pCapELE = NULL;
 
-       if ((posHTCap == NULL) || (pHT == NULL)) {
+       if (!posHTCap || !pHT) {
                netdev_warn(ieee->dev,
                            "%s(): posHTCap and pHTInfo are null\n", __func__);
                return;
@@ -357,7 +357,7 @@ void HTConstructInfoElement(struct rtllib_device *ieee, u8 *posHTInfo,
        struct rt_hi_throughput *pHT = ieee->pHTInfo;
        struct ht_info_ele *pHTInfoEle = (struct ht_info_ele *)posHTInfo;
 
-       if ((posHTInfo == NULL) || (pHTInfoEle == NULL)) {
+       if (!posHTInfo || !pHTInfoEle) {
                netdev_warn(ieee->dev,
                            "%s(): posHTInfo and pHTInfoEle are null\n",
                            __func__);
@@ -397,7 +397,7 @@ void HTConstructInfoElement(struct rtllib_device *ieee, u8 *posHTInfo,
 void HTConstructRT2RTAggElement(struct rtllib_device *ieee, u8 *posRT2RTAgg,
                                u8 *len)
 {
-       if (posRT2RTAgg == NULL) {
+       if (!posRT2RTAgg) {
                netdev_warn(ieee->dev, "%s(): posRT2RTAgg is null\n", __func__);
                return;
        }
@@ -420,7 +420,7 @@ static u8 HT_PickMCSRate(struct rtllib_device *ieee, u8 *pOperateMCS)
 {
        u8 i;
 
-       if (pOperateMCS == NULL) {
+       if (!pOperateMCS) {
                netdev_warn(ieee->dev, "%s(): pOperateMCS is null\n", __func__);
                return false;
        }
@@ -453,7 +453,7 @@ u8 HTGetHighestMCSRate(struct rtllib_device *ieee, u8 *pMCSRateSet,
        u8              mcsRate = 0;
        u8              availableMcsRate[16];
 
-       if (pMCSRateSet == NULL || pMCSFilter == NULL) {
+       if (!pMCSRateSet || !pMCSFilter) {
                netdev_warn(ieee->dev,
                            "%s(): pMCSRateSet and pMCSFilter are null\n",
                            __func__);