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Petersen (Oracle)" , Mariia Nikitash , Bart Van Assche Subject: [linux-next:master 13578/15025] drivers/scsi/bfa/bfa_fcs.c:826:4: warning: '%s' directive output may be truncated writing up to 63 bytes into a region of size between 44 and 122 Message-ID: <202610072037.kjdagNH7-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: b018686719706a781c45a874ed51374a2dc4b767 commit: 0a5b53c1e7276ffacf5153d06d442c4d7ab0c41d [13578/15025] scsi: bfa: Use snprintf() in bfa_fcs_fabric_nsymb_init() config: s390-randconfig-2001-20261006 (https://download.01.org/0day-ci/archive/20261007/202610072037.kjdagNH7-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261007/202610072037.kjdagNH7-lkp@intel.com/reproduce) 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202610072037.kjdagNH7-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/scsi/bfa/bfa_fcs.c: In function 'bfa_fcs_fabric_nsymb_init': >> drivers/scsi/bfa/bfa_fcs.c:826:4: warning: '%s' directive output may be truncated writing up to 63 bytes into a region of size between 44 and 122 [-Wformat-truncation=] "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR ^~~~ drivers/scsi/bfa/bfa_fcs.c:828:5: note: format string is defined here "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR, ^~ drivers/scsi/bfa/bfa_fcs.c:825:2: note: 'snprintf' output between 10 and 151 bytes into a destination of size 128 snprintf(port_cfg->node_sym_name.symname, BFA_SYMNAME_MAXLEN, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ model, (char *)driver_info->version, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ driver_info->host_machine_name); ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +826 drivers/scsi/bfa/bfa_fcs.c 811 812 /* 813 * Node Symbolic Name Creation for base port and all vports 814 */ 815 void 816 bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric) 817 { 818 struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; 819 char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; 820 struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; 821 822 bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); 823 824 /* Model name/number, Driver Version, Host machine name */ 825 snprintf(port_cfg->node_sym_name.symname, BFA_SYMNAME_MAXLEN, > 826 "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR 827 "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR 828 "%s" BFA_FCS_PORT_SYMBNAME_SEPARATOR, 829 model, (char *)driver_info->version, 830 driver_info->host_machine_name); 831 } 832 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki