Hi Md, kernel test robot noticed the following build warnings: [auto build test WARNING on next-20240215] [also build test WARNING on linus/master v6.8-rc4] [cannot apply to mtd/nand/next broonie-spi/for-next robh/for-next v6.8-rc4 v6.8-rc3 v6.8-rc2] [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/Md-Sadre-Alam/spi-dt-bindings-add-binding-doc-for-spi-qpic-snand/20240215-215348 base: next-20240215 patch link: https://lore.kernel.org/r/20240215134856.1313239-4-quic_mdalam%40quicinc.com patch subject: [PATCH 3/5] spi: spi-qpic: Add qpic spi nand driver support config: arm64-defconfig (https://download.01.org/0day-ci/archive/20240217/202402172116.yfeRMLEF-lkp@xxxxxxxxx/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240217/202402172116.yfeRMLEF-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/202402172116.yfeRMLEF-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/spi/spi-qpic-snand.c: In function 'qpic_snand_ecc_init_ctx_pipelined': drivers/spi/spi-qpic-snand.c:161:14: warning: variable 'ecc_user' set but not used [-Wunused-but-set-variable] 161 | bool ecc_user = false; | ^~~~~~~~ drivers/spi/spi-qpic-snand.c:160:42: warning: variable 'desired_correction' set but not used [-Wunused-but-set-variable] 160 | int step_size = 0, strength = 0, desired_correction = 0, steps; | ^~~~~~~~~~~~~~~~~~ drivers/spi/spi-qpic-snand.c: In function 'qpic_snand_read_oob': drivers/spi/spi-qpic-snand.c:399:13: warning: variable 'oob_buf' set but not used [-Wunused-but-set-variable] 399 | u8 *oob_buf; | ^~~~~~~ drivers/spi/spi-qpic-snand.c: In function 'snandc_check_error': drivers/spi/spi-qpic-snand.c:452:37: warning: variable 'erased' set but not used [-Wunused-but-set-variable] 452 | bool serial_op_err = false, erased; | ^~~~~~ drivers/spi/spi-qpic-snand.c: In function 'qpic_snand_write_page_cache': >> drivers/spi/spi-qpic-snand.c:682:30: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 682 | snandc->wbuf = op->data.buf.out; | ^ >> drivers/spi/spi-qpic-snand.c:675:30: warning: variable 's_op' set but not used [-Wunused-but-set-variable] 675 | struct qpic_snand_op s_op = {}; | ^~~~ vim +/const +682 drivers/spi/spi-qpic-snand.c 671 672 static int qpic_snand_write_page_cache(struct qcom_nand_controller *snandc, 673 const struct spi_mem_op *op) 674 { > 675 struct qpic_snand_op s_op = {}; 676 u32 cmd; 677 678 cmd = qpic_snand_cmd_mapping(snandc, op->cmd.opcode); 679 s_op.cmd_reg = cmd; 680 681 if (op->cmd.opcode == SPINAND_PROGRAM_LOAD) { > 682 snandc->wbuf = op->data.buf.out; 683 snandc->wlen = op->data.nbytes; 684 } 685 686 return 0; 687 } 688 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki