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Thu, 15 Apr 2021 02:16:26 -0700 (PDT) Date: Thu, 15 Apr 2021 11:16:23 +0200 From: Fabio Aiuto To: Lee Jones Cc: linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Stanley@BB.SD3, linux-staging@lists.linux.dev Subject: Re: [PATCH 57/57] staging: rtl8723bs: hal: sdio_halinit: Remove unused variable 'ret' Message-ID: <20210415091622.GC1431@agape.jhs> References: <20210414181129.1628598-1-lee.jones@linaro.org> <20210414181129.1628598-58-lee.jones@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20210414181129.1628598-58-lee.jones@linaro.org> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 14, 2021 at 07:11:29PM +0100, Lee Jones wrote: > Fixes the following W=1 kernel build warning(s): > > 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] > 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] > 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] > 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] > 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] > > Cc: Greg Kroah-Hartman > Cc: Fabio Aiuto > Cc: Stanley@BB.SD3 > Cc: linux-staging@lists.linux.dev > Signed-off-by: Lee Jones > --- > 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 f6d734dd1a24f..60d3d6d1ba678 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) > -- > 2.27.0 > perhaps it's better to check the return value and return it to the caller if something goes wrong, https://lore.kernel.org/linux-staging/YHQVKPOoGS3auAeQ@kroah.com/ thank you, fabio