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@gmail.com>
Link: https://lore.kernel.org/r/20200919150823.16923-3-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8192u/r8192U_wx.c b/drivers/staging/rtl8192u/r8192U_wx.c
index 1d1685d..d853586 100644 (file)
--- 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 c58c9ca..4cece40 100644 (file)
--- 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 aa71ea9..eef751d 100644 (file)
--- 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;
        }