Hi Vadim, kernel test robot noticed the following build warnings: [auto build test WARNING on bpf-next/master] url: https://github.com/intel-lab-lkp/linux/commits/Vadim-Fedorenko/bpf-make-common-crypto-API-for-TC-XDP-programs/20240423-070416 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master patch link: https://lore.kernel.org/r/20240422225024.2847039-2-vadfed%40meta.com patch subject: [PATCH bpf-next v10 1/4] bpf: make common crypto API for TC/XDP programs config: riscv-defconfig (https://download.01.org/0day-ci/archive/20240423/202404231955.qUkSEasH-lkp@xxxxxxxxx/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 5ef5eb66fb428aaf61fb51b709f065c069c11242) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240423/202404231955.qUkSEasH-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/202404231955.qUkSEasH-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> kernel/bpf/crypto.c:34: warning: Function parameter or struct member 'reserved' not described in 'bpf_crypto_params' kernel/bpf/crypto.c:55: warning: Function parameter or struct member 'siv_len' not described in 'bpf_crypto_ctx' vim +34 kernel/bpf/crypto.c 17 18 /* BPF crypto initialization parameters struct */ 19 /** 20 * struct bpf_crypto_params - BPF crypto initialization parameters structure 21 * @type: The string of crypto operation type. 22 * @algo: The string of algorithm to initialize. 23 * @key: The cipher key used to init crypto algorithm. 24 * @key_len: The length of cipher key. 25 * @authsize: The length of authentication tag used by algorithm. 26 */ 27 struct bpf_crypto_params { 28 char type[14]; 29 u8 reserved[2]; 30 char algo[128]; 31 u8 key[256]; 32 u32 key_len; 33 u32 authsize; > 34 }; 35 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki