tree: git://git.armlinux.org.uk/~rmk/linux-arm.git zii head: 4dab70653b3c0e0ab718890d6218a87479ee0a2b commit: e029229660ea2d54c5b2221ec2410a7d8a64d455 [1/41] net: sfp: add interface modes bitmap config: arc-allyesconfig (attached as .config) compiler: arceb-elf-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git remote add arm git://git.armlinux.org.uk/~rmk/linux-arm.git git fetch --no-tags arm zii git checkout e029229660ea2d54c5b2221ec2410a7d8a64d455 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> drivers/net/phy/sfp-bus.c:82:12: error: initialization of 'void (*)(const struct sfp_eeprom_id *, long unsigned int *, long unsigned int *)' from incompatible pointer type 'void (*)(const struct sfp_eeprom_id *, long unsigned int *)' [-Werror=incompatible-pointer-types] 82 | .modes = sfp_quirk_ubnt_uf_instant, | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/phy/sfp-bus.c:82:12: note: (near initialization for 'sfp_quirks[3].modes') cc1: some warnings being treated as errors vim +82 drivers/net/phy/sfp-bus.c f0b4f8476732995 Pali Rohár 2021-01-25 59 b34bb2cb5b62c73 Russell King 2019-11-20 60 static const struct sfp_quirk sfp_quirks[] = { b0eae33b2583dce Russell King 2019-11-20 61 { b0eae33b2583dce Russell King 2019-11-20 62 // Alcatel Lucent G-010S-P can operate at 2500base-X, but b0eae33b2583dce Russell King 2019-11-20 63 // incorrectly report 2500MBd NRZ in their EEPROM b0eae33b2583dce Russell King 2019-11-20 64 .vendor = "ALCATELLUCENT", b0eae33b2583dce Russell King 2019-11-20 65 .part = "G010SP", b0eae33b2583dce Russell King 2019-11-20 66 .modes = sfp_quirk_2500basex, b0eae33b2583dce Russell King 2019-11-20 67 }, { b0eae33b2583dce Russell King 2019-11-20 68 // Alcatel Lucent G-010S-A can operate at 2500base-X, but b0eae33b2583dce Russell King 2019-11-20 69 // report 3.2GBd NRZ in their EEPROM b0eae33b2583dce Russell King 2019-11-20 70 .vendor = "ALCATELLUCENT", b0eae33b2583dce Russell King 2019-11-20 71 .part = "3FE46541AA", b0eae33b2583dce Russell King 2019-11-20 72 .modes = sfp_quirk_2500basex, b0eae33b2583dce Russell King 2019-11-20 73 }, { b0eae33b2583dce Russell King 2019-11-20 74 // Huawei MA5671A can operate at 2500base-X, but report 1.2GBd b0eae33b2583dce Russell King 2019-11-20 75 // NRZ in their EEPROM b0eae33b2583dce Russell King 2019-11-20 76 .vendor = "HUAWEI", b0eae33b2583dce Russell King 2019-11-20 77 .part = "MA5671A", b0eae33b2583dce Russell King 2019-11-20 78 .modes = sfp_quirk_2500basex, f0b4f8476732995 Pali Rohár 2021-01-25 79 }, { f0b4f8476732995 Pali Rohár 2021-01-25 80 .vendor = "UBNT", f0b4f8476732995 Pali Rohár 2021-01-25 81 .part = "UF-INSTANT", f0b4f8476732995 Pali Rohár 2021-01-25 @82 .modes = sfp_quirk_ubnt_uf_instant, b0eae33b2583dce Russell King 2019-11-20 83 }, b34bb2cb5b62c73 Russell King 2019-11-20 84 }; b34bb2cb5b62c73 Russell King 2019-11-20 85 :::::: The code at line 82 was first introduced by commit :::::: f0b4f847673299577c29b71d3f3acd3c313d81b7 net: sfp: add mode quirk for GPON module Ubiquiti U-Fiber Instant :::::: TO: Pali Rohár :::::: CC: Jakub Kicinski --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org