[chenhuacai-loongson:loongarch-next 4/9] drivers/net/ethernet/netronome/nfp/bpf/jit.c:584:13: error: conflicting types for 'emit_nop'; have 'void(struct nfp_prog *)'

[chenhuacai-loongson:loongarch-next 4/9] drivers/net/ethernet/netronome/nfp/bpf/jit.c:584:13: error: conflicting types for 'emit_nop'; have 'void(struct nfp_prog *)'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git loongarch-next
head:   4448c4c96a8ab79f1bf9752abe2e25d7a56d9346
commit: c1a35b085d594b02302fb42dc95a9b606986323c [4/9] LoongArch: BPF: Fix off-by-one error in build_prologue()
config: loongarch-randconfig-001-20250322 (https://download.01.org/0day-ci/archive/20250322/202503222206.sC7OSxgr-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250322/202503222206.sC7OSxgr-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/202503222206.sC7OSxgr-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/net/ethernet/netronome/nfp/bpf/jit.c:584:13: error: conflicting types for 'emit_nop'; have 'void(struct nfp_prog *)'
     584 | static void emit_nop(struct nfp_prog *nfp_prog)
         |             ^~~~~~~~
   In file included from arch/loongarch/include/asm/module.h:8,
                    from include/linux/module.h:33,
                    from include/linux/bpf.h:20,
                    from drivers/net/ethernet/netronome/nfp/bpf/jit.c:7:
   arch/loongarch/include/asm/inst.h:525:20: note: previous definition of 'emit_nop' with type 'void(union loongarch_instruction *)'
     525 | static inline void emit_nop(union loongarch_instruction *insn)
         |                    ^~~~~~~~


vim +584 drivers/net/ethernet/netronome/nfp/bpf/jit.c

df4a37d8b53f9f Jakub Kicinski 2018-03-28  583  
1c03e03f9b5278 Jakub Kicinski 2017-10-08 @584  static void emit_nop(struct nfp_prog *nfp_prog)
1c03e03f9b5278 Jakub Kicinski 2017-10-08  585  {
1c03e03f9b5278 Jakub Kicinski 2017-10-08  586  	__emit_immed(nfp_prog, UR_REG_IMM, UR_REG_IMM, 0, 0, 0, 0, 0, 0, 0);
1c03e03f9b5278 Jakub Kicinski 2017-10-08  587  }
1c03e03f9b5278 Jakub Kicinski 2017-10-08  588  

:::::: The code at line 584 was first introduced by commit
:::::: 1c03e03f9b5278701d4a0e3444b2de3b9ddc244b nfp: bpf: pad code with valid nops

:::::: TO: Jakub Kicinski <jakub.kicinski@netronome.com>
:::::: CC: David S. Miller <davem@davemloft.net>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki