linux-kernel - [PATCH 1/5] staging: r8188eu: remove rf_type from rtw_update_ht

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Message-Id: <20211125195936.10060-2-straube.linux@gmail.com>
Date:   Thu, 25 Nov 2021 20:59:32 +0100
From:   Michael Straube <straube.linux@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     Larry.Finger@...inger.net, phil@...lpotter.co.uk,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Michael Straube <straube.linux@...il.com>
Subject: [PATCH 1/5] staging: r8188eu: remove rf_type from rtw_update_ht_cap()

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

Signed-off-by: Michael Straube <straube.linux@...il.com>
---
 drivers/staging/r8188eu/core/rtw_mlme.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_mlme.c b/drivers/staging/r8188eu/core/rtw_mlme.c
index 8d14aff32f61..a3996a7ee814 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme.c
@@ -1999,17 +1999,11 @@ void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len)
 	    (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & BIT(1)) &&
 	    (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
 		int i;
-		u8	rf_type;
-
-		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];
+
 		/* switch to the 40M Hz mode according to the AP */
 		pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
 		switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
-- 
2.33.1