linux-kernel - Re: [PATCH] samples/seccomp: fix array

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Message-ID: <202211132313.qWc2Miwp-lkp@intel.com>
Date:   Sun, 13 Nov 2022 23:52:22 +0800
From:   kernel test robot <lkp@...el.com>
To:     wangkailong@...i.cn, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH] samples/seccomp: fix array_size.cocci warning

Hi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.1-rc4 next-20221111]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/wangkailong-jari-cn/samples-seccomp-fix-array_size-cocci-warning/20221113-180424
patch link:    https://lore.kernel.org/r/2b3f2420.130.184706d34e6.Coremail.wangkailong%40jari.cn
patch subject: [PATCH] samples/seccomp: fix array_size.cocci warning
config: i386-allyesconfig
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/ee8a383f3aac9a380696920bd2b5a80c6a92e6e9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review wangkailong-jari-cn/samples-seccomp-fix-array_size-cocci-warning/20221113-180424
        git checkout ee8a383f3aac9a380696920bd2b5a80c6a92e6e9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All error/warnings (new ones prefixed by >>):

   samples/seccomp/bpf-fancy.c: In function 'main':
>> samples/seccomp/bpf-fancy.c:83:41: warning: implicit declaration of function 'ARRAY_SIZE' [-Wimplicit-function-declaration]
      83 |                 .len = (unsigned short)(ARRAY_SIZE(filter)),
         |                                         ^~~~~~~~~~
--
   /usr/bin/ld: samples/seccomp/bpf-fancy.o: in function `main':
>> bpf-fancy.c:(.text.startup+0x4f2): undefined reference to `ARRAY_SIZE'
>> /usr/bin/ld: bpf-fancy.c:(.text.startup+0x507): undefined reference to `ARRAY_SIZE'
   collect2: error: ld returned 1 exit status

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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