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

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Date:   Tue, 31 Jul 2018 10:39:23 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Sakari Ailus <sakari.ailus@...ux.intel.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jacopo Mondi <jacopo+renesas@...ndi.org>
Subject: Re: linux-next: build warning after merge of the pm tree

Hi all,

On Mon, 30 Jul 2018 10:24:45 +0300 Sakari Ailus <sakari.ailus@...ux.intel.com> wrote:
>
> On Mon, Jul 30, 2018 at 12:00:53PM +1000, Stephen Rothwell wrote:
> > 
> > After merging the pm tree, today's linux-next build (x86_64 allmodconfig)
> > produced this warning:
> > 
> > drivers/media/i2c/mt9v111.c: In function 'mt9v111_set_format':
> > drivers/media/i2c/mt9v111.c:887:15: warning: 'idx' may be used uninitialized in this function [-Wmaybe-uninitialized]
> >   unsigned int idx;
> >                ^~~
> > 
> > Introduced by commit
> > 
> >   aab7ed1c3927 ("media: i2c: Add driver for Aptina MT9V111")
> > 
> > Looks like a false positive, but not something that gcc can easily see.  
> 
> This must be coming from a new driver merged to media tree recently. Thanks
> for reporting this.

Yeah, sorry, process failure.  This should have been reported against
the v4l-dvb tree.

-- 
Cheers,
Stephen Rothwell

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