linux-kernel - [PATCH] staging: rtl8723bs: remove unused variable

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Message-Id: <1617765499-65626-1-git-send-email-jiapeng.chong@linux.alibaba.com>
Date:   Wed,  7 Apr 2021 11:18:19 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     gregkh@...uxfoundation.org
Cc:     linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] staging: rtl8723bs: remove unused variable

Fix the following gcc warning:

drivers/staging/rtl8723bs/core/rtw_ieee80211.c:657:15: warning: variable
‘sec_idx’ set but not used [-Wunused-but-set-variable].

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/staging/rtl8723bs/core/rtw_ieee80211.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
index be4cffc..df00a79 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -654,7 +654,7 @@ int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len)
 
 void rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len)
 {
-	u8 authmode, sec_idx, i;
+	u8 authmode, i;
 	u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01};
 	uint	cnt;
 
@@ -662,13 +662,11 @@ void rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie
 
 	cnt = (_TIMESTAMP_ + _BEACON_ITERVAL_ + _CAPABILITY_);
 
-	sec_idx = 0;
-
 	while (cnt < in_len) {
 		authmode = in_ie[cnt];
 
 		if ((authmode == WLAN_EID_VENDOR_SPECIFIC) && (!memcmp(&in_ie[cnt+2], &wpa_oui[0], 4))) {
-				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_get_wpa_ie: sec_idx =%d in_ie[cnt+1]+2 =%d\n", sec_idx, in_ie[cnt+1]+2));
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n in_ie[cnt+1]+2 =%d\n", in_ie[cnt+1]+2));
 
 				if (wpa_ie) {
 				memcpy(wpa_ie, &in_ie[cnt], in_ie[cnt+1]+2);
@@ -684,7 +682,7 @@ void rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie
 				cnt += in_ie[cnt+1]+2;  /* get next */
 		} else {
 			if (authmode == WLAN_EID_RSN) {
-				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n get_rsn_ie: sec_idx =%d in_ie[cnt+1]+2 =%d\n", sec_idx, in_ie[cnt+1]+2));
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n in_ie[cnt+1]+2 =%d\n", in_ie[cnt+1]+2));
 
 				if (rsn_ie) {
 				memcpy(rsn_ie, &in_ie[cnt], in_ie[cnt+1]+2);
-- 
1.8.3.1