[mtd:nand/next 24/28] drivers/mtd/nand/raw/qcom_nandc.c:2957:38: warning: variable 'naddrs' set but not used

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next
head:   2b42d718c7d7f4269d45fb58b4f74d7b2bfb08bd
commit: 5c6a9518447ebc72606b390ab5cb3eab9dc1d867 [24/28] mtd: rawnand: qcom: Implement exec_op()
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20230713/202307131959.PdPSC86K-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230713/202307131959.PdPSC86K-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307131959.PdPSC86K-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/mtd/nand/raw/qcom_nandc.c: In function 'qcom_parse_instructions':
>> drivers/mtd/nand/raw/qcom_nandc.c:2957:38: warning: variable 'naddrs' set but not used [-Wunused-but-set-variable]
    2957 |                 unsigned int offset, naddrs;
         |                                      ^~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SM_GCC_8350
   Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
   Selected by [m]:
   - SM_VIDEOCC_8350 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   WARNING: unmet direct dependencies detected for SM_GCC_8450
   Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
   Selected by [m]:
   - SM_GPUCC_8450 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   - SM_VIDEOCC_8450 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   WARNING: unmet direct dependencies detected for SM_GCC_8550
   Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
   Selected by [m]:
   - SM_GPUCC_8550 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   - SM_VIDEOCC_8550 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]


vim +/naddrs +2957 drivers/mtd/nand/raw/qcom_nandc.c

  2943	
  2944	/* NAND framework ->exec_op() hooks and related helpers */
  2945	static void qcom_parse_instructions(struct nand_chip *chip,
  2946					    const struct nand_subop *subop,
  2947						struct qcom_op *q_op)
  2948	{
  2949		struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip);
  2950		const struct nand_op_instr *instr = NULL;
  2951		unsigned int op_id;
  2952		int i;
  2953	
  2954		memset(q_op, 0, sizeof(*q_op));
  2955	
  2956		for (op_id = 0; op_id < subop->ninstrs; op_id++) {
> 2957			unsigned int offset, naddrs;
  2958			const u8 *addrs;
  2959	
  2960			instr = &subop->instrs[op_id];
  2961	
  2962			switch (instr->type) {
  2963			case NAND_OP_CMD_INSTR:
  2964				q_op->cmd_reg = qcom_op_cmd_mapping(nandc, instr->ctx.cmd.opcode, q_op);
  2965				q_op->rdy_delay_ns = instr->delay_ns;
  2966				break;
  2967	
  2968			case NAND_OP_ADDR_INSTR:
  2969				offset = nand_subop_get_addr_start_off(subop, op_id);
  2970				naddrs = nand_subop_get_num_addr_cyc(subop, op_id);
  2971				addrs = &instr->ctx.addr.addrs[offset];
  2972				for (i = 0; i < MAX_ADDRESS_CYCLE; i++) {
  2973					if (i < 4)
  2974						q_op->addr1_reg |= (u32)addrs[i] << i * 8;
  2975					else
  2976						q_op->addr2_reg |= addrs[i];
  2977				}
  2978				q_op->rdy_delay_ns = instr->delay_ns;
  2979				break;
  2980	
  2981			case NAND_OP_DATA_IN_INSTR:
  2982				q_op->data_instr = instr;
  2983				q_op->data_instr_idx = op_id;
  2984				q_op->rdy_delay_ns = instr->delay_ns;
  2985				fallthrough;
  2986			case NAND_OP_DATA_OUT_INSTR:
  2987				q_op->rdy_delay_ns = instr->delay_ns;
  2988				break;
  2989	
  2990			case NAND_OP_WAITRDY_INSTR:
  2991				q_op->rdy_timeout_ms = instr->ctx.waitrdy.timeout_ms;
  2992				q_op->rdy_delay_ns = instr->delay_ns;
  2993				break;
  2994			}
  2995		}
  2996	}
  2997	

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