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

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Message-ID: <87oa5sqhhu.fsf@kamboji.qca.qualcomm.com>
Date:	Wed, 20 Jul 2016 21:41:49 +0300
From:	Kalle Valo <kvalo@...eaurora.org>
To:	"Reizer\, Eyal" <eyalr@...com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	"linux-wireless\@vger.kernel.org" <linux-wireless@...r.kernel.org>,
	"linux-next\@vger.kernel.org" <linux-next@...r.kernel.org>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the wireless-drivers-next tree

"Reizer, Eyal" <eyalr@...com> writes:

>> After merging the wireless-drivers-next tree, today's linux-next build
>> (x86_64 allmodconfig) produced this warning:
>> 
>> drivers/net/wireless/ti/wlcore/spi.c: In function 'wlcore_probe_of':
>> drivers/net/wireless/ti/wlcore/spi.c:457:6: warning: unused variable 'ret' [-
>> Wunused-variable]
>>   int ret;
>>       ^
>> 
>> Introduced by commit
>> 
>>   01efe65aba65 ("wlcore: spi: add wl18xx support")
>
> Of course you are right. It is indeed redundant now. Don't know how I
>have missed it. Don't remember seeing a warning from the tool chain I
>have used. Anyway ,will submit an amended patch soon.
 
I didn't notice it either as I didn't have CONFIG_WLCORE_SPI enabled.
But what's odd is that kbuild didn't report anything, it's usually quite
good to catch warnings like this.

Anyway, I have pushed the fix to wireless-drivers-next:

cb6a11518850 wlcore: spi: fix build warning caused by redundant variable

-- 
Kalle Valo