staging: rtl8188eu: clean up comparsions to NULL

Clean up remaining comparsions to NULL reported by checkpatch.
x == NULL -> !x
x != NULL -> x

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20200929062847.23985-2-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8188eu/core/rtw_security.c b/drivers/staging/rtl8188eu/core/rtw_security.c
index b7a8c199de54e168165f88111203e356d24d7cec..46ba55a8952ab5f6c2e27addc068ec6d85b37c58 100644 (file)
--- a/drivers/staging/rtl8188eu/core/rtw_security.c
+++ b/drivers/staging/rtl8188eu/core/rtw_security.c
@@ -142,7 +142,7 @@ void rtw_wep_encrypt(struct adapter *padapter, struct xmit_frame *pxmitframe)
        struct sk_buff *skb;
        struct lib80211_crypto_ops *crypto_ops;
 
-       if (pxmitframe->buf_addr == NULL)
+       if (!pxmitframe->buf_addr)
                return;
 
        if ((pattrib->encrypt != _WEP40_) && (pattrib->encrypt != _WEP104_))
@@ -589,7 +589,7 @@ u32 rtw_tkip_encrypt(struct adapter *padapter, struct xmit_frame *pxmitframe)
        struct  xmit_priv               *pxmitpriv = &padapter->xmitpriv;
        u32     res = _SUCCESS;
 
-       if (pxmitframe->buf_addr == NULL)
+       if (!pxmitframe->buf_addr)
                return _FAIL;
 
        hw_hdr_offset = TXDESC_SIZE +
@@ -602,7 +602,7 @@ u32 rtw_tkip_encrypt(struct adapter *padapter, struct xmit_frame *pxmitframe)
                else
                        stainfo = rtw_get_stainfo(&padapter->stapriv, &pattrib->ra[0]);
 
-               if (stainfo != NULL) {
+               if (stainfo) {
                        RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("%s: stainfo!= NULL!!!\n", __func__));
 
                        if (is_multicast_ether_addr(pattrib->ra))
@@ -834,7 +834,7 @@ u32 rtw_aes_decrypt(struct adapter *padapter, struct recv_frame *precvframe)
        if (prxattrib->encrypt == _AES_) {
                struct sta_info *stainfo = rtw_get_stainfo(&padapter->stapriv, &prxattrib->ta[0]);
 
-               if (stainfo != NULL) {
+               if (stainfo) {
                        int key_idx;
                        const int key_length = 16, iv_len = 8, icv_len = 8;
                        struct sk_buff *skb = precvframe->pkt;