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

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Message-ID: <CAO=notwQFWRVDtoH+NGWpm647pJHVFvVoPm3EKdKmdrRUmDZqw@mail.gmail.com>
Date:   Fri, 26 Apr 2019 07:30:06 -0700
From:   Patrick Venture <venture@...gle.com>
To:     Greg KH <greg@...ah.com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Arnd Bergmann <arnd@...db.de>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Andrew Jeffery <andrew@...id.au>
Subject: Re: linux-next: build warning after merge of the char-misc tree

On Thu, Apr 25, 2019 at 11:25 PM Greg KH <greg@...ah.com> wrote:
>
> On Fri, Apr 26, 2019 at 03:56:53PM +1000, Stephen Rothwell wrote:
> > Hi all,
> >
> > After merging the char-misc tree, today's linux-next build (x86_64
> > allmodconfig) produced this warning:
> >
> > drivers/misc/aspeed-p2a-ctrl.c: In function 'aspeed_p2a_mmap':
> > drivers/misc/aspeed-p2a-ctrl.c:110:2: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
> >   pgprot_t prot = vma->vm_page_prot;
> >   ^~~~~~~~
> >
> > Introduced by commit
> >
> >   01c60dcea9f7 ("drivers/misc: Add Aspeed P2A control driver")
>
> Patrick, I thought you fixed all of these already?  Can you send a patch
> again?

I fixed the ones caught by the robot.  I'll have to switch up my build
environment a bit to fault on warnings for the kernel, not sure why it
isn't --

>
> Can you also make the driver so it can build with CONFIG_COMPILE_TEST
> enabled so that others can find your problems earlier in the review
> process?

Roger that.

>
> thanks,
>
> greg k-h