Re: [linux-next:master 8923/10701] drivers/md/dm-zoned-metadata.c:224:14: warning: no previous prototype for function 'dmz_dev_zone_id'

[Mike Snitzer <snitzer@redhat.com>]

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On Wed, May 20 2020 at  5:00pm -0400,
kbuild test robot <lkp@intel.com> wrote:

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head:   fb57b1fabcb28f358901b2df90abd2b48abc1ca8
> commit: 58f6902a2eba7313d37d30bce18a331460f19699 [8923/10701] dm zoned: metadata version 2
> config: arm64-randconfig-r005-20200520 (attached as .config)
> compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project e6658079aca6d971b4e9d7137a3a2ecbc9c34aec)
> reproduce:
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # install arm64 cross compiling tool for clang build
>         # apt-get install binutils-aarch64-linux-gnu
>         git checkout 58f6902a2eba7313d37d30bce18a331460f19699
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@intel.com>
> 
> All warnings (new ones prefixed by >>, old ones prefixed by <<):
> 
> >> drivers/md/dm-zoned-metadata.c:224:14: warning: no previous prototype for function 'dmz_dev_zone_id' [-Wmissing-prototypes]
> unsigned int dmz_dev_zone_id(struct dmz_metadata *zmd, struct dm_zone *zone)
> ^
> drivers/md/dm-zoned-metadata.c:224:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> unsigned int dmz_dev_zone_id(struct dmz_metadata *zmd, struct dm_zone *zone)
> ^

Fixed by making dmz_dev_zone_id static.

Thanks,
Mike