tree: git://git.armlinux.org.uk/~rmk/linux-arm cex7 head: 5804a6c03966ed6abc3979e10435362a1cd72505 commit: 80fa88ccaefb71c334bd923f23eacdf9714d20c6 [34/60] PCI: mobiveil: ls_pcie_g4: add Workaround for A-011577 config: x86_64-randconfig-a012-20201019 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 2a75e956e5ce7ea212333a86fe65fc68185cbf48) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu git remote add linux-arm git://git.armlinux.org.uk/~rmk/linux-arm git fetch --no-tags linux-arm cex7 git checkout 80fa88ccaefb71c334bd923f23eacdf9714d20c6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): if (bus->number > rp->root_bus_nr && rp->ops->read_other_conf) ~~ ^ 1 error generated. vim +85 drivers/pci/controller/mobiveil/pcie-mobiveil-host.c 78 79 static int mobiveil_pcie_config_read(struct pci_bus *bus, unsigned int devfn, 80 int where, int size, u32 *val) 81 { 82 struct mobiveil_pcie *pcie = bus->sysdata; 83 struct mobiveil_root_port *rp = &pcie->rp; 84 86 return rp->ops->read_other_conf(bus, devfn, where, size, val); 87 88 return pci_generic_config_read(bus, devfn, where, size, val); 89 } 90 static struct pci_ops mobiveil_pcie_ops = { 91 .map_bus = mobiveil_pcie_map_bus, 92 .read = mobiveil_pcie_config_read, 93 .write = pci_generic_config_write, 94 }; 95 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org