[frank-w-bpi-r2-4.14:7.3-rc 154/154] drivers/net/ethernet/mediatek/mtk_eth_dbg.c:43:12: warning: variable 'dbg_show_level' set but not used

[frank-w-bpi-r2-4.14:7.3-rc 154/154] drivers/net/ethernet/mediatek/mtk_eth_dbg.c:43:12: warning: variable 'dbg_show_level' set but not used

[kernel test robot]

tree:   https://github.com/frank-w/BPI-R2-4.14 7.3-rc
head:   9f3e97a095434cde0e8076b38848505d8d7576f5
commit: 2d97c6da931166152b9194a07ee556cdddeb8a9f [154/154] mtk_eth_dbg: fix some sparse errors
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260929/202609292150.0hwbM2He-lkp@intel.com/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 5f609f950d2e80addf5566623013db68394334db)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260929/202609292150.0hwbM2He-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/202609292150.0hwbM2He-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/net/ethernet/mediatek/mtk_eth_dbg.c:435:18: warning: variable 'mac' set but not used [-Wunused-but-set-variable]
     435 |         struct mtk_mac *mac = 0;
         |                         ^
   drivers/net/ethernet/mediatek/mtk_eth_dbg.c:1810:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
    1810 |         int ret;
         |             ^
   drivers/net/ethernet/mediatek/mtk_eth_dbg.c:1903:6: warning: variable 'score' set but not used [-Wunused-but-set-variable]
    1903 |         u32 score = 0, ipv4 = 0;
         |             ^
>> drivers/net/ethernet/mediatek/mtk_eth_dbg.c:43:12: warning: variable 'dbg_show_level' set but not used [-Wunused-but-set-global]
      43 | static u32 dbg_show_level;
         |            ^
   4 warnings generated.


vim +/dbg_show_level +43 drivers/net/ethernet/mediatek/mtk_eth_dbg.c

    32	
    33	static u32 hw_lro_agg_num_cnt[MTK_MAX_RX_RING_NUM][MTK_HW_LRO_MAX_AGG_CNT + 1];
    34	static u32 hw_lro_agg_size_cnt[MTK_MAX_RX_RING_NUM][16];
    35	static u32 hw_lro_tot_agg_cnt[MTK_MAX_RX_RING_NUM];
    36	static u32 hw_lro_tot_flush_cnt[MTK_MAX_RX_RING_NUM];
    37	static u32 hw_lro_agg_flush_cnt[MTK_MAX_RX_RING_NUM];
    38	static u32 hw_lro_age_flush_cnt[MTK_MAX_RX_RING_NUM];
    39	static u32 hw_lro_seq_flush_cnt[MTK_MAX_RX_RING_NUM];
    40	static u32 hw_lro_timestamp_flush_cnt[MTK_MAX_RX_RING_NUM];
    41	static u32 hw_lro_norule_flush_cnt[MTK_MAX_RX_RING_NUM];
    42	u32 mtk_hwlro_stats_ebl;
  > 43	static u32 dbg_show_level;
    44	

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https://github.com/intel/lkp-tests/wiki