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Message-ID: <CACRpkdaJFO_PnXTFTsyCT4WxneRF7sYyu+1H5fKCr0ybYQB6OQ@mail.gmail.com>
Date: Thu, 16 Jun 2016 12:02:24 +0200
From: Linus Walleij <linus.walleij@...aro.org>
To: Stephen Rothwell <sfr@...b.auug.org.au>,
Arnd Bergmann <arnd@...db.de>
Cc: "linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the gpio tree
On Thu, Jun 16, 2016 at 6:32 AM, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> After merging the gpio tree, today's linux-next build (x86_64
> allmodconfig) produced this warning:
>
> In file included from drivers/gpio/gpiolib.c:25:0:
> drivers/gpio/gpiolib.c: In function 'lineevent_irq_thread':
> include/linux/kfifo.h:403:39: warning: 'ge.id' may be used uninitialized in this function [-Wmaybe-uninitialized]
> )[__kfifo->in & __tmp->kfifo.mask] = \
> ^
> drivers/gpio/gpiolib.c:657:24: note: 'ge.id' was declared here
> struct gpioevent_data ge;
> ^
>
> Introduced by commit
>
> 61f922db7221 ("gpio: userspace ABI for reading GPIO line events")
>
> This is in the kfifo_put() call.
Thanks Stephen, Arnd has already helpfully made a patch to fix it :)
Yours,
Linus Walleij
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