[frank-w-bpi-r2-4.14:6.9-netnext 17/17] drivers/net/ethernet/mediatek/mtk_ppe_offload.c:640:5: error: conflicting types for 'mtk_eth_offload_init'

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

tree:   https://github.com/frank-w/BPI-R2-4.14 6.9-netnext
head:   9469b2a45f7e136361cc2a3ff84b2689e7517611
commit: 9469b2a45f7e136361cc2a3ff84b2689e7517611 [17/17] net: ethernet: mtk_eth_soc: ppe: add support for multiple PPEs
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20240513/202405130404.7VP9fmrq-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project b910bebc300dafb30569cecc3017b446ea8eafa0)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240513/202405130404.7VP9fmrq-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/202405130404.7VP9fmrq-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/net/ethernet/mediatek/mtk_ppe_offload.c:6:
   In file included from include/linux/if_ether.h:19:
   In file included from include/linux/skbuff.h:17:
   In file included from include/linux/bvec.h:10:
   In file included from include/linux/highmem.h:8:
   In file included from include/linux/cacheflush.h:5:
   In file included from arch/arm64/include/asm/cacheflush.h:11:
   In file included from include/linux/kgdb.h:19:
   In file included from include/linux/kprobes.h:28:
   In file included from include/linux/ftrace.h:13:
   In file included from include/linux/kallsyms.h:13:
   In file included from include/linux/mm.h:2210:
   include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     508 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     509 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     515 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     516 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     527 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     528 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     536 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     537 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/ethernet/mediatek/mtk_ppe_offload.c:640:5: error: conflicting types for 'mtk_eth_offload_init'
     640 | int mtk_eth_offload_init(struct mtk_eth *eth)
         |     ^
   drivers/net/ethernet/mediatek/mtk_eth_soc.h:1540:5: note: previous declaration is here
    1540 | int mtk_eth_offload_init(struct mtk_eth *eth, u8 id);
         |     ^
   5 warnings and 1 error generated.


vim +/mtk_eth_offload_init +640 drivers/net/ethernet/mediatek/mtk_ppe_offload.c

502e84e2382d92 Felix Fietkau 2021-03-24  639  
502e84e2382d92 Felix Fietkau 2021-03-24 @640  int mtk_eth_offload_init(struct mtk_eth *eth)

:::::: The code at line 640 was first introduced by commit
:::::: 502e84e2382d92654a2ecbc52cdbdb5a11cdcec7 net: ethernet: mtk_eth_soc: add flow offloading support

:::::: TO: Felix Fietkau <nbd@nbd.name>
:::::: CC: David S. Miller <davem@davemloft.net>

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