回复: [PATCH v3] selftests/landlock:Fix two build issues

[Huyadi]

>Hi Hu,
>
>kernel test robot noticed the following build errors:
>
> [auto build test ERROR on shuah-kselftest/next] [also build test ERROR on shuah-kselftest/fixes linus/master v6.7 next-20240112] [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/Hu-Yadi/selftests-landlock-Fix-two-build-issues/20240112-151805
>base:   https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
>patch link:    https://lore.kernel.org/r/20240112071245.669-1-hu.yadi%40h3c.com
>patch subject: [PATCH v3] selftests/landlock:Fix two build issues
>compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240115/202401151147.T1s11iHJ-lkp@xxxxxxxxx/reproduce)
>
>If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags
>| Reported-by: kernel test robot <lkp@xxxxxxxxx>
>| Closes: 
>| https://lore.kernel.org/oe-kbuild-all/202401151147.T1s11iHJ-lkp@intel.
>| com/
>
>All errors (new ones prefixed by >>):
>

Fix it, and send patch V4 soon.

>>> net_test.c:25:14: error: static declaration of 'gettid' follows 
>>> non-static declaration
>      25 | static pid_t gettid(void)
>         |              ^~~~~~
>   In file included from /usr/include/unistd.h:1218,
>                    from /usr/include/x86_64-linux-gnu/bits/sigstksz.h:24,
>                    from /usr/include/signal.h:328,
>                    from /usr/include/x86_64-linux-gnu/sys/wait.h:36,
>                    from common.h:16,
>                    from net_test.c:22:
>   /usr/include/x86_64-linux-gnu/bits/unistd_ext.h:34:16: note: previous declaration of 'gettid' with type '__pid_t(void)' {aka 'int(void)'}
>      34 | extern __pid_t gettid (void) __THROW;
>         |                ^~~~~~
>
>--
>0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki