tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: b32a887db4e5c4c061e61977efabbc1d5e867aa7 commit: 581f41f797bd88092689c43c47ee06a8ab2eec7f [26549/30000] static_call: Don't make __static_call_return0 static config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20240828/202408280714.V3WjAG3t-lkp@i...) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408280714.V3WjAG3t-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202408280714.V3WjAG3t-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/static_call_inline.c:458:5: warning: no previous prototype for 'klp_static_call_register' [-Wmissing-prototypes] 458 | int klp_static_call_register(struct module *mod) | ^~~~~~~~~~~~~~~~~~~~~~~~

vim +/klp_static_call_register +458 kernel/static_call_inline.c 457

458 int klp_static_call_register(struct module *mod) 459 { 460 int ret; 461 462 ret = static_call_module_notify(&static_call_module_nb, MODULE_STATE_COMING, mod); 463 return notifier_to_errno(ret); 464 } 465

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