linux-kernel - Re: [PATCH v2] staging: rtl8723bs: remove unnecessary goto jumps

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Message-ID: <YHG2A4rJdl1uiZjV@kroah.com>
Date:   Sat, 10 Apr 2021 16:28:19 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Bryan Brattlof <hello@...anbrattlof.com>
Cc:     Hans de Goede <hdegoede@...hat.com>,
        Larry Finger <Larry.Finger@...inger.net>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v2] staging: rtl8723bs: remove unnecessary goto jumps

On Sat, Apr 10, 2021 at 02:20:19PM +0000, Bryan Brattlof wrote:
> The next instruction for both 'goto exit' jump statements is to
> execute the exit jump instructions regardless. We can safely
> remove all jump statements from __init rtw_drv_entry()
> 
> Signed-off-by: Bryan Brattlof <hello@...anbrattlof.com>
> ---
> Changes from:
>   v1: removed unnecessary edit of DBG_871X_LEVEL
> 
>  drivers/staging/rtl8723bs/os_dep/sdio_intf.c | 5 -----
>  1 file changed, 5 deletions(-)
> 
> diff --git a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
> index 9fd926e1698f..39b6d4b6dec4 100644
> --- a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
> +++ b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
> @@ -517,12 +517,8 @@ static int __init rtw_drv_entry(void)
>  	if (ret != 0) {
>  		sdio_drvpriv.drv_registered = false;
>  		rtw_ndev_notifier_unregister();
> -		goto exit;
>  	}
>  
> -	goto exit;
> -
> -exit:
>  	DBG_871X_LEVEL(_drv_always_, "module init ret =%d\n", ret);
>  	return ret;
>  }
> @@ -540,6 +536,5 @@ static void __exit rtw_drv_halt(void)
>  	DBG_871X_LEVEL(_drv_always_, "module exit success\n");
>  }
>  
> -
>  module_init(rtw_drv_entry);
>  module_exit(rtw_drv_halt);

Any reason you removed this extra line?

thanks,

greg k-h