linux-kernel - Re: linux-next: build warning after merge of the tty tree

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Message-ID: <0993ddd8-dc95-c08b-2d6e-5a057519fa35@huawei.com>
Date:   Tue, 29 Sep 2020 16:58:11 +0800
From:   miaoqinglang <miaoqinglang@...wei.com>
To:     Greg KH <greg@...ah.com>
CC:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the tty tree



在 2020/9/29 15:32, Greg KH 写道:
> On Tue, Sep 29, 2020 at 02:41:27PM +0800, miaoqinglang wrote:
>>
>>
>> 在 2020/9/29 14:01, Stephen Rothwell 写道:
>>> Hi all,
>>>
>>> After merging the tty tree, today's linux-next build (x86_64 allmodconfig)
>>> produced this warning:
>>>
>>> drivers/tty/serial/mvebu-uart.c: In function 'mvebu_uart_probe':
>>> drivers/tty/serial/mvebu-uart.c:806:6: warning: unused variable 'ret' [-Wunused-variable]
>>>     806 |  int ret, id, irq;
>>>         |      ^~~
>>>
>>> Introduced by commit
>>>
>>>     b63537020db3 ("serial: mvebu-uart: simplify the return expression of mvebu_uart_probe()")
>>>
>> Hi Greg,
>>
>> Sorry about the noise for remaining the unused variable 'ret' in commit
>> b63537020db3.
>>
>> Should I send another patch to clean up this warning or send another v2
>> patch instead?
> 
> A fix-up patch would be best, as this is already in my tree.
> 
> thanks,
> 
> greg k-h
> .A fix-up patch has been sent.
Thanks
>