linux-kernel - [PATCH -next] staging: rtl8723bs: Remove set but not used variable 'reason

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Message-ID: <20210527120210.321810-1-libaokun1@huawei.com>
Date:   Thu, 27 May 2021 20:02:10 +0800
From:   Baokun Li <libaokun1@...wei.com>
To:     <gregkh@...uxfoundation.org>, <ross.schm.dev@...il.com>,
        <fabioaiuto83@...il.com>, <marcocesati@...il.com>,
        <fmdefrancesco@...il.com>, <linux-staging@...ts.linux.dev>,
        <linux-kernel@...r.kernel.org>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <yangjihong1@...wei.com>, <yukuai3@...wei.com>,
        <libaokun1@...wei.com>
Subject: [PATCH -next] staging: rtl8723bs: Remove set but not used variable 'reason_code'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs/core/rtw_mlme_ext.c: In function 'OnAction_back':
drivers/staging/rtl8723bs/core/rtw_mlme_ext.c:1729:30: warning:
 variable ‘reason_code’ set but not used [-Wunused-but-set-variable]

It never used since introduction.

Signed-off-by: Baokun Li <libaokun1@...wei.com>
---
 drivers/staging/rtl8723bs/core/rtw_mlme_ext.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
index 9fc612fb736f..97b3c2965770 100644
--- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
@@ -1721,7 +1721,7 @@ unsigned int OnAction_back(struct adapter *padapter, union recv_frame *precv_fra
 	struct recv_reorder_ctrl *preorder_ctrl;
 	unsigned char 	*frame_body;
 	unsigned char 	category, action;
-	unsigned short	tid, status, reason_code = 0;
+	unsigned short	tid, status;
 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
 	u8 *pframe = precv_frame->u.hdr.rx_data;
@@ -1790,9 +1790,6 @@ unsigned int OnAction_back(struct adapter *padapter, union recv_frame *precv_fra
 					~BIT((frame_body[3] >> 4) & 0xf);
 				psta->htpriv.candidate_tid_bitmap &=
 					~BIT((frame_body[3] >> 4) & 0xf);
-
-				/* reason_code = frame_body[4] | (frame_body[5] << 8); */
-				reason_code = get_unaligned_le16(&frame_body[4]);
 			} else if ((frame_body[3] & BIT(3)) == BIT(3)) {
 				tid = (frame_body[3] >> 4) & 0x0F;
 
-- 
2.25.4