linux-kernel - [PATCH 1/3] staging: rtl8192e: replace comparison to NULL by boolean

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Date:   Sat, 10 Apr 2021 07:42:46 +0530
From:   Mitali Borkar <mitaliborkar810@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        outreachy-kernel@...glegroups.com, mitali_s@...iitr.ac.in
Subject: [PATCH 1/3] staging: rtl8192e: replace comparison to NULL by boolean

Replaced comparison to NULL by boolean expressions
(here used boolean negations). This improves readability of code.
Reported by checkpatch.

Signed-off-by: Mitali Borkar <mitaliborkar810@...il.com>
---
 drivers/staging/rtl8192e/rtl819x_HTProc.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtl819x_HTProc.c b/drivers/staging/rtl8192e/rtl819x_HTProc.c
index 65202dd53447..0b1e92f17805 100644
--- 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__);
-- 
2.30.2