staging: rtl8712: fix unnecessary parentheses

This commit fixes the following checkpatch warnings:

rtl8712/rtl871x_security.c
    - 1167: WARNING: Unnecessary parentheses - maybe == should be = ?
    - 1374: WARNING: Unnecessary parentheses - maybe == should be = ?

Signed-off-by: Marcus Farkas <marcus.farkas@finitebox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl871x_security.c

@@ -1167,7 +1167,7 @@ u32 r8712_aes_encrypt(struct _adapter *padapter, u8 *pxmitframe)
 		return _FAIL;
 	pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + TXDESC_OFFSET;
 	/* 4 start to encrypt each fragment */
-	if ((pattrib->encrypt == _AES_)) {
+	if (pattrib->encrypt == _AES_) {
 		if (pattrib->psta)
 			stainfo = pattrib->psta;
 		else
@@ -1374,7 +1374,7 @@ u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe)
 	pframe = (unsigned char *)((union recv_frame *)precvframe)->
 		 u.hdr.rx_data;
 	/* 4 start to encrypt each fragment */
-	if ((prxattrib->encrypt == _AES_)) {
+	if (prxattrib->encrypt == _AES_) {
 		stainfo = r8712_get_stainfo(&padapter->stapriv,
 					    &prxattrib->ta[0]);
 		if (stainfo != NULL) {