tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4 head: 629150468791671b5fde21363e643e87c5815b17 commit: 0b197959bbbdb68e1da974bd013339f08704b178 [1296/1697] staging: xlnxsync: Fix the uapi header license config: m68k-randconfig-p001-20210112 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 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/Xilinx/linux-xlnx/commit/0b197959bbbdb68e1da974bd01333... git remote add xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xlnx xlnx_rebase_v5.4 git checkout 0b197959bbbdb68e1da974bd013339f08704b178 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 18 | bool update_stripe(const struct spi_mem_op *op) | ^~~~~~~~~~~~~ vim +/update_stripe +18 drivers/spi/spi-mem.c 380583227c0c7f52 Boris Brezillon 2018-09-20 17 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 @18 bool update_stripe(const struct spi_mem_op *op) 3780469dd372e934 Amit Kumar Mahapatra 2020-01-19 19 { 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 20 if (op->cmd.opcode == SPINOR_OP_BE_4K || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 21 op->cmd.opcode == SPINOR_OP_BE_32K || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 22 op->cmd.opcode == SPINOR_OP_CHIP_ERASE || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 23 op->cmd.opcode == SPINOR_OP_SE || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 24 op->cmd.opcode == SPINOR_OP_BE_32K_4B || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 25 op->cmd.opcode == SPINOR_OP_SE_4B || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 26 op->cmd.opcode == SPINOR_OP_BE_4K_4B || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 27 op->cmd.opcode == SPINOR_OP_WRSR || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 28 op->cmd.opcode == SPINOR_OP_WREAR || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 29 op->cmd.opcode == SPINOR_OP_BRWR || 3d2ef6611abe859f Amit Kumar Mahapatra 2020-04-02 30 (op->cmd.opcode == SPINOR_OP_WRSR2 && !op->addr.nbytes)) 3780469dd372e934 Amit Kumar Mahapatra 2020-01-19 31 return false; 3780469dd372e934 Amit Kumar Mahapatra 2020-01-19 32 3780469dd372e934 Amit Kumar Mahapatra 2020-01-19 33 return true; 3780469dd372e934 Amit Kumar Mahapatra 2020-01-19 34 } 3780469dd372e934 Amit Kumar Mahapatra 2020-01-19 35 :::::: The code at line 18 was first introduced by commit :::::: 3d2ef6611abe859faf9080d1b6d2811ec9a581f2 spi: spi-mem: Modify update_stripe api to handle different commands with same opcode value :::::: TO: Amit Kumar Mahapatra <amit.kumar-mahapatra(a)xilinx.com&gt; :::::: CC: Michal Simek <michal.simek(a)xilinx.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org