Messages in this thread | | | Date | Tue, 3 Aug 2021 14:51:49 +0800 | From | kernel test robot <> | Subject | [ibft:linux-next 1/1] drivers/firmware/iscsi_ibft.c:868:13: warning: assignment to 'struct acpi_table_ibft *' from 'int' makes pointer from integer without a cast |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft.git linux-next head: 342f43af70dbc74f8629381998f92c060e1763a2 commit: 342f43af70dbc74f8629381998f92c060e1763a2 [1/1] iscsi_ibft: fix crash due to KASLR physical memory remapping config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 10.3.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft.git/commit/?id=342f43af70dbc74f8629381998f92c060e1763a2 git remote add ibft https://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft.git git fetch --no-tags ibft linux-next git checkout 342f43af70dbc74f8629381998f92c060e1763a2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/firmware/iscsi_ibft.c: In function 'ibft_init': drivers/firmware/iscsi_ibft.c:868:15: error: implicit declaration of function 'isa_bus_to_virt' [-Werror=implicit-function-declaration] 868 | ibft_addr = isa_bus_to_virt(ibft_phys_addr); | ^~~~~~~~~~~~~~~ >> drivers/firmware/iscsi_ibft.c:868:13: warning: assignment to 'struct acpi_table_ibft *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 868 | ibft_addr = isa_bus_to_virt(ibft_phys_addr); | ^ cc1: some warnings being treated as errors
vim +868 drivers/firmware/iscsi_ibft.c
854 855 /* 856 * ibft_init() - creates sysfs tree entries for the iBFT data. 857 */ 858 static int __init ibft_init(void) 859 { 860 int rc = 0; 861 862 /* 863 As on UEFI systems the setup_arch()/reserve_ibft_region() 864 is called before ACPI tables are parsed and it only does 865 legacy finding. 866 */ 867 if (ibft_phys_addr) > 868 ibft_addr = isa_bus_to_virt(ibft_phys_addr); 869 else 870 acpi_find_ibft_region(); 871 872 if (ibft_addr) { 873 pr_info("iBFT detected.\n"); 874 875 rc = ibft_check_device(); 876 if (rc) 877 return rc; 878 879 boot_kset = iscsi_boot_create_kset("ibft"); 880 if (!boot_kset) 881 return -ENOMEM; 882 883 /* Scan the IBFT for data and register the kobjects. */ 884 rc = ibft_register_kobjects(ibft_addr); 885 if (rc) 886 goto out_free; 887 } else 888 printk(KERN_INFO "No iBFT detected.\n"); 889 890 return 0; 891 892 out_free: 893 ibft_cleanup(); 894 return rc; 895 } 896
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