staging: rtl8188eu: Remove unnecessary parentheses

Clang warns when multiple pairs of parentheses are used for a single
conditional statement.

drivers/staging/rtl8188eu/core/rtw_pwrctrl.c:295:21: warning: equality
comparison with extraneous parentheses [-Wparentheses-equality]
        if ((pwrpriv->rpwm == pslv)) {
             ~~~~~~~~~~~~~~^~~~~~~
drivers/staging/rtl8188eu/core/rtw_pwrctrl.c:295:21: note: remove
extraneous parentheses around the comparison to silence this warning
        if ((pwrpriv->rpwm == pslv)) {
            ~              ^      ~
drivers/staging/rtl8188eu/core/rtw_pwrctrl.c:295:21: note: use '=' to
turn this equality comparison into an assignment
        if ((pwrpriv->rpwm == pslv)) {
                           ^~
                           =
drivers/staging/rtl8188eu/hal/odm.c:1062:27: warning: equality
comparison with extraneous parentheses [-Wparentheses-equality]
        if ((pregpriv->wifi_spec == 1))/*  (pmlmeinfo->HT_enable == 0))
*/
             ~~~~~~~~~~~~~~~~~~~~^~~~
drivers/staging/rtl8188eu/hal/odm.c:1062:27: note: remove extraneous
parentheses around the comparison to silence this warning
        if ((pregpriv->wifi_spec == 1))/*  (pmlmeinfo->HT_enable == 0))
*/
            ~                    ^   ~
drivers/staging/rtl8188eu/hal/odm.c:1062:27: note: use '=' to turn this
equality comparison into an assignment
        if ((pregpriv->wifi_spec == 1))/*  (pmlmeinfo->HT_enable == 0))
*/
                                 ^~
                                 =

Link: https://github.com/ClangBuiltLinux/linux/issues/163
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_pwrctrl.c

@@ -292,7 +292,7 @@ void rtw_set_rpwm(struct adapter *padapter, u8 pslv)
 			pslv = PS_STATE_S3;
 	}
 
-	if ((pwrpriv->rpwm == pslv)) {
+	if (pwrpriv->rpwm == pslv) {
 		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
 			 ("%s: Already set rpwm[0x%02X], new=0x%02X!\n", __func__, pwrpriv->rpwm, pslv));
 		return;

drivers/staging/rtl8188eu/hal/odm.c

@@ -1059,7 +1059,7 @@ void odm_EdcaTurboCheckCE(struct odm_dm_struct *pDM_Odm)
 	struct mlme_ext_priv	*pmlmeext = &(Adapter->mlmeextpriv);
 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
 
-	if ((pregpriv->wifi_spec == 1))/*  (pmlmeinfo->HT_enable == 0)) */
+	if (pregpriv->wifi_spec == 1) /*  (pmlmeinfo->HT_enable == 0)) */
 		goto dm_CheckEdcaTurbo_EXIT;
 
 	if (pmlmeinfo->assoc_AP_vendor >=  HT_IOT_PEER_MAX)