staging: r8188eu: remove rf_type from HT_caps_handler()

rf_type is always RF_1T1R. Remove it from HT_caps_handler() and
remove related dead code.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20211119122635.28435-3-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/core/rtw_wlan_util.c b/drivers/staging/r8188eu/core/rtw_wlan_util.c
index 6d4e21a..3c88768 100644 (file)
--- a/drivers/staging/r8188eu/core/rtw_wlan_util.c
+++ b/drivers/staging/r8188eu/core/rtw_wlan_util.c
@@ -695,7 +695,6 @@ static void bwmode_update_check(struct adapter *padapter, struct ndis_802_11_var
 void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 {
        unsigned int    i;
-       u8      rf_type;
        u8      max_AMPDU_len, min_MPDU_spacing;
        struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
        struct mlme_ext_info    *pmlmeinfo = &pmlmeext->mlmext_info;
@@ -730,15 +729,9 @@ void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
                }
        }
 
-       GetHwReg8188EU(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
-
        /* update the MCS rates */
-       for (i = 0; i < 16; i++) {
-               if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
-                       pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
-               else
-                       pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
-       }
+       for (i = 0; i < 16; i++)
+               pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
 }
 
 void HT_info_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)