Messages in this thread | | | Date | Sat, 27 Nov 2021 01:51:27 +0800 | From | kernel test robot <> | Subject | [t-kristo-pm:usi-5.16-rfc-v2-bpf 5/30] drivers/hid/hid-bpf.c:94:5: warning: no previous prototype for function 'hid_bpf_prog_detach' |
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tree: https://github.com/t-kristo/linux-pm usi-5.16-rfc-v2-bpf head: 241207b4769fca049dfcc4dbde0bda92e4f67027 commit: 1995666cad0e362400a48617c5486a2a04f4d158 [5/30] HID: initial BPF implementation config: hexagon-buildonly-randconfig-r002-20211126 (https://download.01.org/0day-ci/archive/20211127/202111270158.8DdFxp1c-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5162b558d8c0b542e752b037e72a69d5fd51eb1e) 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://github.com/t-kristo/linux-pm/commit/1995666cad0e362400a48617c5486a2a04f4d158 git remote add t-kristo-pm https://github.com/t-kristo/linux-pm git fetch --no-tags t-kristo-pm usi-5.16-rfc-v2-bpf git checkout 1995666cad0e362400a48617c5486a2a04f4d158 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/hid/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/hid/hid-bpf.c:94:5: warning: no previous prototype for function 'hid_bpf_prog_detach' [-Wmissing-prototypes] int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) ^ drivers/hid/hid-bpf.c:94:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) ^ static 1 warning generated.
vim +/hid_bpf_prog_detach +94 drivers/hid/hid-bpf.c
93 > 94 int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) 95 { 96 switch(prog->expected_attach_type) { 97 case BPF_HID_RAW_EVENT: 98 return __hid_bpf_prog_detach(hdev, &hdev->bpf.event_progs, prog); 99 default: 100 return -EINVAL; 101 } 102 103 return -EINVAL; 104 } 105
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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