linux-kernel - Re: [PATCH] media: atomisp: restore missing 'return' statement

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Date:   Fri, 20 Aug 2021 22:53:37 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Arnd Bergmann <arnd@...nel.org>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Pavel Skripkin <paskripkin@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        linux-media@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: atomisp: restore missing 'return' statement

On Thu, Aug 19, 2021 at 08:24:11PM +0300, Andy Shevchenko wrote:
> On Fri, Aug 13, 2021 at 7:39 PM Kees Cook <keescook@...omium.org> wrote:
> >
> > On Mon, Aug 02, 2021 at 04:38:14PM +0200, Arnd Bergmann wrote:
> > > From: Arnd Bergmann <arnd@...db.de>
> > >
> > > The input_system_configure_channel_sensor() function lost its final
> > > return code in a previous patch:
> > >
> > > drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c: In function 'input_system_configure_channel_sensor':
> > > drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c:1649:1: error: control reaches end of non-void function [-Werror=return-type]
> > >
> > > Restore what was there originally.
> > >
> > > Fixes: 728a5c64ae5f ("media: atomisp: remove dublicate code")
> > > Signed-off-by: Arnd Bergmann <arnd@...db.de>
> >
> > I hit this too. Thanks!
> >
> > Reviewed-by: Kees Cook <keescook@...omium.org>
> 
> Me too,
> Tested-by: Andy Shevchenko <andy.shevchenko@...il.com>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>

Mauro, are you able to get this into your tree, please? Or Greg? It's in
staging. :) This is breaking the build.

-- 
Kees Cook