Hi Viswas, url: https://github.com/0day-ci/linux/commits/Viswas-G/pm80xx-updates/20210325-005709 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: x86_64-randconfig-m001-20210323 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> New smatch warnings: drivers/scsi/pm8001/pm8001_ctl.c:916 ctl_mpi_state_show() warn: mask and shift to zero Old smatch warnings: drivers/scsi/pm8001/pm8001_ctl.c:758 pm8001_update_flash() warn: inconsistent indenting vim +916 drivers/scsi/pm8001/pm8001_ctl.c 47c563cdbc763e Vishakha Channapattan 2021-03-24 905 static ssize_t ctl_mpi_state_show(struct device *cdev, 47c563cdbc763e Vishakha Channapattan 2021-03-24 906 struct device_attribute *attr, char *buf) 47c563cdbc763e Vishakha Channapattan 2021-03-24 907 { 47c563cdbc763e Vishakha Channapattan 2021-03-24 908 struct Scsi_Host *shost = class_to_shost(cdev); 47c563cdbc763e Vishakha Channapattan 2021-03-24 909 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 47c563cdbc763e Vishakha Channapattan 2021-03-24 910 struct pm8001_hba_info *pm8001_ha = sha->lldd_ha; 47c563cdbc763e Vishakha Channapattan 2021-03-24 911 unsigned int mpidw0; 47c563cdbc763e Vishakha Channapattan 2021-03-24 912 int c; 47c563cdbc763e Vishakha Channapattan 2021-03-24 913 47c563cdbc763e Vishakha Channapattan 2021-03-24 914 mpidw0 = pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 0); 47c563cdbc763e Vishakha Channapattan 2021-03-24 915 c = sysfs_emit(buf, "MPI-S=%s\t HMI_ERR=%x\n", mpiStateText[mpidw0 & 0x0003], 47c563cdbc763e Vishakha Channapattan 2021-03-24 @916 ((mpidw0 & 0xff00) >> 16)); ^^^^^^^^^^^^^^^^^^^^^^^ 0xff00 >> 16 is zero. 47c563cdbc763e Vishakha Channapattan 2021-03-24 917 return c; 47c563cdbc763e Vishakha Channapattan 2021-03-24 918 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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