linux-kernel - [PATCH 1/3] staging: rtl8723bs: remove unused variable ret in hal/sdio

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Date:   Sun, 11 Apr 2021 14:57:35 +0200
From:   Fabio Aiuto <fabioaiuto83@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        kernel test robot <lkp@...el.com>
Subject: [PATCH 1/3] staging: rtl8723bs: remove unused variable ret in hal/sdio_halinit.c

fix following compiler warning issue:

   drivers/staging/rtl8723bs/hal/sdio_halinit.c:
 In function 'CardDisableRTL8723BSdio':
>> drivers/staging/rtl8723bs/hal/sdio_halinit.c:881:5:
warning: variable 'ret' set but not used [-Wunused-but-set-variable]
     881 |  u8 ret = _FAIL;
         |     ^~~

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Fabio Aiuto <fabioaiuto83@...il.com>
---
 drivers/staging/rtl8723bs/hal/sdio_halinit.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rtl8723bs/hal/sdio_halinit.c b/drivers/staging/rtl8723bs/hal/sdio_halinit.c
index 2098384efe92..936181a73d73 100644
--- a/drivers/staging/rtl8723bs/hal/sdio_halinit.c
+++ b/drivers/staging/rtl8723bs/hal/sdio_halinit.c
@@ -878,10 +878,9 @@ static void CardDisableRTL8723BSdio(struct adapter *padapter)
 {
 	u8 u1bTmp;
 	u8 bMacPwrCtrlOn;
-	u8 ret = _FAIL;
 
 	/*  Run LPS WL RFOFF flow */
-	ret = HalPwrSeqCmdParsing(padapter, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_SDIO_MSK, rtl8723B_enter_lps_flow);
+	HalPwrSeqCmdParsing(padapter, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_SDIO_MSK, rtl8723B_enter_lps_flow);
 
 	/* 	==== Reset digital sequence   ====== */
 
@@ -909,9 +908,8 @@ static void CardDisableRTL8723BSdio(struct adapter *padapter)
 	/* 	==== Reset digital sequence end ====== */
 
 	bMacPwrCtrlOn = false;	/*  Disable CMD53 R/W */
-	ret = false;
 	rtw_hal_set_hwreg(padapter, HW_VAR_APFM_ON_MAC, &bMacPwrCtrlOn);
-	ret = HalPwrSeqCmdParsing(padapter, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_SDIO_MSK, rtl8723B_card_disable_flow);
+	HalPwrSeqCmdParsing(padapter, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_SDIO_MSK, rtl8723B_card_disable_flow);
 }
 
 static u32 rtl8723bs_hal_deinit(struct adapter *padapter)
-- 
2.20.1