linux-kernel - Re: arch/arm/boot/compressed/fdt_check_mem_start.c:62:10: warning: no previous prototype for 'fdt_check_mem

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Date:   Wed, 10 Nov 2021 10:36:12 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     kernel test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Ard Biesheuvel <ardb@...nel.org>
Subject: Re: arch/arm/boot/compressed/fdt_check_mem_start.c:62:10: warning: no
 previous prototype for 'fdt_check_mem_start'

Hi Kernel Test Robot,

On Wed, Nov 10, 2021 at 1:39 AM kernel test robot <lkp@...el.com> wrote:
> FYI, the error/warning still remains.

Indeed, and currently there are no plans to fix that.
Please add it to the ignorelist.

Thanks!

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   cb690f5238d71f543f4ce874aa59237cf53a877c
> commit: 0673cb38951215060d7993b43ad3c45cd413c2c3 ARM: 9045/1: uncompress: Validate start of physical memory against passed DTB
> date:   9 months ago
> config: arm-randconfig-r022-20210927 (attached as .config)
> compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0673cb38951215060d7993b43ad3c45cd413c2c3
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout 0673cb38951215060d7993b43ad3c45cd413c2c3
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arm
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
>
> All warnings (new ones prefixed by >>):
>
> >> arch/arm/boot/compressed/fdt_check_mem_start.c:62:10: warning: no previous prototype for 'fdt_check_mem_start' [-Wmissing-prototypes]
>       62 | uint32_t fdt_check_mem_start(uint32_t mem_start, const void *fdt)
>          |          ^~~~~~~~~~~~~~~~~~~

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds