Hi "Rafael, I love your patch! Yet something to improve: [auto build test ERROR on rafael-pm/linux-next] [also build test ERROR on helgaas-pci/next v5.17-rc1 next-20220125] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Rafael-J-Wysocki/PCI-ACPI-Replace-acpi_bus_get_device/20220127-034410 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next config: ia64-allmodconfig (https://download.01.org/0day-ci/archive/20220127/202201270503.XIRGkUJE-lkp@xxxxxxxxx/config) compiler: ia64-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/f04b15e5b428aa6258b15b7e9bd9091cbf175e2f git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Rafael-J-Wysocki/PCI-ACPI-Replace-acpi_bus_get_device/20220127-034410 git checkout f04b15e5b428aa6258b15b7e9bd9091cbf175e2f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/pci/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): drivers/pci/hotplug/acpiphp_ibm.c: In function 'ibm_acpiphp_init': >> drivers/pci/hotplug/acpiphp_ibm.c:437:21: error: expected statement before ')' token 437 | if (!device)) { | ^ >> drivers/pci/hotplug/acpiphp_ibm.c:437:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 437 | if (!device)) { | ^~ drivers/pci/hotplug/acpiphp_ibm.c:437:23: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 437 | if (!device)) { | ^ vim +437 drivers/pci/hotplug/acpiphp_ibm.c 418 419 static int __init ibm_acpiphp_init(void) 420 { 421 int retval = 0; 422 acpi_status status; 423 struct acpi_device *device; 424 struct kobject *sysdir = &pci_slots_kset->kobj; 425 426 pr_debug("%s\n", __func__); 427 428 if (acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, 429 ACPI_UINT32_MAX, ibm_find_acpi_device, NULL, 430 &ibm_acpi_handle, NULL) != FOUND_APCI) { 431 pr_err("%s: acpi_walk_namespace failed\n", __func__); 432 retval = -ENODEV; 433 goto init_return; 434 } 435 pr_debug("%s: found IBM aPCI device\n", __func__); 436 device = acpi_fetch_acpi_dev(ibm_acpi_handle); > 437 if (!device)) { 438 pr_err("%s: acpi_fetch_acpi_dev failed\n", __func__); 439 retval = -ENODEV; 440 goto init_return; 441 } 442 if (acpiphp_register_attention(&ibm_attention_info)) { 443 retval = -ENODEV; 444 goto init_return; 445 } 446 447 ibm_note.device = device; 448 status = acpi_install_notify_handler(ibm_acpi_handle, 449 ACPI_DEVICE_NOTIFY, ibm_handle_events, 450 &ibm_note); 451 if (ACPI_FAILURE(status)) { 452 pr_err("%s: Failed to register notification handler\n", 453 __func__); 454 retval = -EBUSY; 455 goto init_cleanup; 456 } 457 458 ibm_apci_table_attr.size = ibm_get_table_from_acpi(NULL); 459 retval = sysfs_create_bin_file(sysdir, &ibm_apci_table_attr); 460 461 return retval; 462 463 init_cleanup: 464 acpiphp_unregister_attention(&ibm_attention_info); 465 init_return: 466 return retval; 467 } 468 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx