tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 97ba28f60ba0c12d39b4d3032121317ffebc06ba commit: 455d45ae080810ae554f5e586adb9004230f9f70 [3862/3876] drivers: initial support for rnp drivers from Mucse Technology config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20240308/202403080243.ondrgrmr-lkp@i...) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 503c55e17037436dcd45ac69dea8967e67e3f5e8) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240308/202403080243.ondrgrmr-lkp@i...)

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/202403080243.ondrgrmr-lkp@intel.com/

All warnings (new ones prefixed by >>):

In file included from drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:9: In file included from drivers/net/ethernet/mucse/rnp/rnp.h:9: In file included from include/linux/pci.h:1663: In file included from include/linux/dmapool.h:14: In file included from include/linux/scatterlist.h:8: In file included from include/linux/mm.h:2193: 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/mucse/rnp/rnp_mbx_fw.c:571:18: warning: array index 0 is past the end of the array (that has type 'char[0]', cast to 'int *') [-Warray-bounds] 571 | ret = ((int *)(cookie->priv))[0]; | ^ ~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.h:60:2: note: array 'priv' declared here 60 | char priv[0]; | ^ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1105:6: warning: variable 'err' set but not used [-Wunused-but-set-variable] 1105 | int err; | ^ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1145:6: warning: variable 'value' set but not used [-Wunused-but-set-variable] 1145 | int value; | ^ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1141:5: warning: no previous prototype for function 'rnp_fw_reg_read' [-Wmissing-prototypes] 1141 | int rnp_fw_reg_read(struct rnp_hw *hw, int addr, int sz) | ^ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1141:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1141 | int rnp_fw_reg_read(struct rnp_hw *hw, int addr, int sz) | ^ | static

...

drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1456:5: warning: no previous prototype for function 'rnp_mbx_lldp_all_ports_enable' [-Wmissing-prototypes]

1456 | int rnp_mbx_lldp_all_ports_enable(struct rnp_hw *hw, bool enable) | ^ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1456:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1456 | int rnp_mbx_lldp_all_ports_enable(struct rnp_hw *hw, bool enable) | ^ | static drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1519:18: warning: array index 0 is past the end of the array (that has type 'char[0]', cast to 'int *') [-Warray-bounds] 1519 | ret = ((int *)(cookie->priv))[0]; | ^ ~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.h:60:2: note: array 'priv' declared here 60 | char priv[0]; | ^ In file included from drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:4: In file included from include/linux/wait.h:9: In file included from include/linux/spinlock.h:63: In file included from include/linux/lockdep.h:14: In file included from include/linux/smp.h:13: In file included from include/linux/cpumask.h:12: In file included from include/linux/bitmap.h:11: In file included from include/linux/string.h:294: include/linux/fortify-string.h:592:4: warning: call to '__read_overflow2_field' declared with 'warning' attribute: detected read beyond size of field (2nd parameter); maybe use struct_group()? [-Wattribute-warning] 592 | __read_overflow2_field(q_size_field, size); | ^ 12 warnings generated.

vim +/rnp_mbx_lldp_all_ports_enable +1456 drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c

1455

1456 int rnp_mbx_lldp_all_ports_enable(struct rnp_hw *hw, bool enable)

1457 { 1458 struct mbx_fw_cmd_req req; 1459 int err; 1460 1461 if (!hw->fw_lldp_ablity) 1462 return -EOPNOTSUPP; 1463 1464 memset(&req, 0, sizeof(req)); 1465 1466 build_lldp_ctrl_set(&req, LLDP_TX_ALL_LANES, enable); 1467 1468 err = rnp_mbx_write_posted_locked(hw, &req); 1469 return err; 1470 } 1471