tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git eh-rework.v2 head: 7603e2e1f37e470064b8c865b5d6470137baa79b commit: 88c5b1c5ddc2129c875bb310a20ed02e5e24e7fd [6/51] qla1280: separate out host reset function from qla1280_error_action() config: x86_64-randconfig-a015-20210816 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 2c6448cdc2f68f8c28fd0bd9404182b81306e6e6) 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/hare/scsi-devel.git/commi... git remote add hare-scsi-devel https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git git fetch --no-tags hare-scsi-devel eh-rework.v2 git checkout 88c5b1c5ddc2129c875bb310a20ed02e5e24e7fd # 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 warnings (new ones prefixed by >>): if (qla1280_abort_isp(ha) != 0) { /* it's dead */ ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/qla1280.c:1032:9: note: uninitialized use occurs here return rc; ^~ drivers/scsi/qla1280.c:1024:2: note: remove the 'if' if its condition is always true if (qla1280_abort_isp(ha) != 0) { /* it's dead */ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/qla1280.c:1010:8: note: initialize the variable 'rc' to silence this warning int rc; ^ = 0 1 warning generated. vim +1024 drivers/scsi/qla1280.c 1002 1003 /************************************************************************** 1004 * qla1280_adapter_reset 1005 * Reset the specified adapter (both channels) 1006 **************************************************************************/ 1007 static int 1008 qla1280_eh_adapter_reset(struct scsi_cmnd *cmd) 1009 { 1010 int rc; 1011 struct Scsi_Host *shost = cmd->device->host; 1012 struct scsi_qla_host *ha = (struct scsi_qla_host *)shost->hostdata; 1013 1014 spin_lock_irq(shost->host_lock); 1015 if (qla1280_verbose) { 1016 printk(KERN_INFO 1017 "scsi(%ld): Issued ADAPTER RESET\n", 1018 ha->host_no); 1019 printk(KERN_INFO "scsi(%ld): I/O processing will " 1020 "continue automatically\n", ha->host_no); 1021 } 1022 ha->flags.reset_active = 1; 1023 1025 rc = FAILED; 1026 } 1027 1028 ha->flags.reset_active = 0; 1029 1030 spin_unlock_irq(shost->host_lock); 1031 1032 return rc; 1033 } 1034 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org