linux-kernel - Re: [PATCH 2/2] usb: cdns3: Variable ‘length’ set but not used

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Date:   Thu, 8 Oct 2020 13:18:42 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...il.com>
To:     Pawel Laszczak <pawell@...ence.com>, Roger Quadros <rogerq@...com>,
        "balbi@...nel.org" <balbi@...nel.org>
Cc:     "peter.chen@....com" <peter.chen@....com>,
        "nsekhar@...com" <nsekhar@...com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Rahul Kumar <kurahul@...ence.com>
Subject: Re: [PATCH 2/2] usb: cdns3: Variable ‘length’ set but not used

Hello!

On 08.10.2020 6:57, Pawel Laszczak wrote:

> Siergei,

    Sergei, or, more correctly, Sergey. :-)

> 
>>
>> On 10/7/20 11:15 AM, Roger Quadros wrote:
>>
>> [...]
>>>> Patch removes not used variable 'length' from
>>>> cdns3_wa2_descmiss_copy_data function.
>>>>
>>>> Signed-off-by: Pawel Laszczak <pawell@...ence.com>
>>>
>>> Fixes: commit 141e70fef4ee ("usb: cdns3: gadget: need to handle sg case for workaround 2 case")
>>
>>    No "commit" is needed here.
> 
> Can you explain why?
> 
> I guess it's because commit 141e70fef4ee is quite new and it's not yet included in any stable kernel version,
> or because it's only warning - not error.
> 
> Am I right ?

    No, it's because the format is:

Fixes: <SHA1> ("<summary>")

no word "commit" is needed. :-)

>>> Acked-by: Roger Quadros <rogerq@...com>
>> [...]
> 
> Regards,
> Pawel

MBR, Sergei