linux-kernel - [PATCH 3/3] staging: rtl8192u: clean up comparsions to NULL

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Message-Id: <20200919150823.16923-3-straube.linux@gmail.com>
Date:   Sat, 19 Sep 2020 17:08:23 +0200
From:   Michael Straube <straube.linux@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Michael Straube <straube.linux@...il.com>
Subject: [PATCH 3/3] staging: rtl8192u: clean up comparsions to NULL

Clean up comparsions to NULL reported by checkpatch.
if (x == NULL) -> if (!x)
if (x != NULL) -> if (x)

Signed-off-by: Michael Straube <straube.linux@...il.com>
---
 drivers/staging/rtl8192u/r8192U_wx.c     | 6 +++---
 drivers/staging/rtl8192u/r819xU_cmdpkt.c | 4 ++--
 drivers/staging/rtl8192u/r819xU_phy.c    | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/rtl8192u/r8192U_wx.c b/drivers/staging/rtl8192u/r8192U_wx.c
index 1d1685d2e908..d853586705fc 100644
--- a/drivers/staging/rtl8192u/r8192U_wx.c
+++ b/drivers/staging/rtl8192u/r8192U_wx.c
@@ -250,7 +250,7 @@ static int rtl8180_wx_get_range(struct net_device *dev,
 	/* range->old_num_channels; */
 	/* range->old_num_frequency; */
 	/* range->old_freq[6]; */ /* Filler to keep "version" at the same offset */
-	if (priv->rf_set_sens != NULL)
+	if (priv->rf_set_sens)
 		range->sensitivity = priv->max_sens;	/* signal level threshold range */
 
 	range->max_qual.qual = 100;
@@ -666,7 +666,7 @@ static int r8192_wx_get_sens(struct net_device *dev,
 {
 	struct r8192_priv *priv = ieee80211_priv(dev);
 
-	if (priv->rf_set_sens == NULL)
+	if (!priv->rf_set_sens)
 		return -1; /* we have not this support for this radio */
 	wrqu->sens.value = priv->sens;
 	return 0;
@@ -680,7 +680,7 @@ static int r8192_wx_set_sens(struct net_device *dev,
 	short err = 0;
 
 	mutex_lock(&priv->wx_mutex);
-	if (priv->rf_set_sens == NULL) {
+	if (!priv->rf_set_sens) {
 		err = -1; /* we have not this support for this radio */
 		goto exit;
 	}
diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
index c58c9cac2599..4cece40a92f6 100644
--- a/drivers/staging/rtl8192u/r819xU_cmdpkt.c
+++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
@@ -430,7 +430,7 @@ static void cmpk_handle_tx_rate_history(struct net_device *dev, u8 *pmsg)
 
 	ptxrate = (cmpk_tx_rahis_t *)pmsg;
 
-	if (ptxrate == NULL)
+	if (!ptxrate)
 		return;
 
 	for (i = 0; i < 16; i++) {
@@ -479,7 +479,7 @@ u32 cmpk_message_handle_rx(struct net_device *dev,
 	/* 0. Check inpt arguments. It is a command queue message or
 	 * pointer is null.
 	 */
-	if (pstats == NULL)
+	if (!pstats)
 		return 0;	/* This is not a command packet. */
 
 	/* 1. Read received command packet message length from RFD. */
diff --git a/drivers/staging/rtl8192u/r819xU_phy.c b/drivers/staging/rtl8192u/r819xU_phy.c
index aa71ea97a179..eef751d2b12e 100644
--- a/drivers/staging/rtl8192u/r819xU_phy.c
+++ b/drivers/staging/rtl8192u/r819xU_phy.c
@@ -1150,7 +1150,7 @@ static u8 rtl8192_phy_SetSwChnlCmdArray(struct sw_chnl_cmd *CmdTable, u32 CmdTab
 {
 	struct sw_chnl_cmd *pCmd;
 
-	if (CmdTable == NULL) {
+	if (!CmdTable) {
 		RT_TRACE(COMP_ERR, "%s(): CmdTable cannot be NULL\n", __func__);
 		return false;
 	}
-- 
2.28.0