Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Subject: Re: [PATCH -next] scsi: libsas: simplify the return expression of
 sas_discover_end_dev
To:     Liu Shixin <liushixin2@huawei.com>,
        "James E.J. Bottomley" <jejb@linux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>
CC:     <linux-scsi@vger.kernel.org>, <linux-kernel@vger.kernel.org>
References: <20200921082453.2592137-1-liushixin2@huawei.com>
From:   John Garry <john.garry@huawei.com>
Message-ID: <d44beaa3-6338-9188-7cf3-338cc0120305@huawei.com>
Date:   Mon, 21 Sep 2020 14:03:34 +0100
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101
 Thunderbird/68.1.2
MIME-Version: 1.0
In-Reply-To: <20200921082453.2592137-1-liushixin2@huawei.com>
Content-Type: text/plain; charset="utf-8"; format=flowed
Content-Language: en-US
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 21/09/2020 09:24, Liu Shixin wrote:
> Simplify the return expression.
> 
> Signed-off-by: Liu Shixin <liushixin2@huawei.com>
> ---
>   drivers/scsi/libsas/sas_discover.c | 8 +-------
>   1 file changed, 1 insertion(+), 7 deletions(-)
> 
> diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
> index d0f9e90e3279..161c9b387da7 100644
> --- a/drivers/scsi/libsas/sas_discover.c
> +++ b/drivers/scsi/libsas/sas_discover.c
> @@ -278,13 +278,7 @@ static void sas_resume_devices(struct work_struct *work)
>    */
>   int sas_discover_end_dev(struct domain_device *dev)
>   {
> -	int res;
> -
> -	res = sas_notify_lldd_dev_found(dev);
> -	if (res)
> -		return res;
> -
> -	return 0;
> +	return sas_notify_lldd_dev_found(dev);
>   }
>   
>   /* ---------- Device registration and unregistration ---------- */
> 

You can make a similar change at the end of sas_discover_data() [and 
include in the same patch]