Hi James, I love your patch! Perhaps something to improve: [auto build test WARNING on mkp-scsi/for-next] [also build test WARNING on scsi/for-next linus/master v5.9 next-20201012] [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/James-Smart/efct-Broadcom-Emulex... base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 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://github.com/0day-ci/linux/commit/72c2c89c37a70b6f2c3e50cd971b75818... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review James-Smart/efct-Broadcom-Emulex-FC-Target-driver/20201013-065423 git checkout 72c2c89c37a70b6f2c3e50cd971b758182f6190f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 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 >>): drivers/scsi/elx/libefc_sli/sli4.c: In function 'sli_cmd_common_write_object': 3830 | strncpy(wr_obj->object_name, object_name, sizeof(wr_obj->object_name)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/elx/libefc_sli/sli4.c: In function 'sli_cmd_common_read_object': drivers/scsi/elx/libefc_sli/sli4.c:3882:2: warning: 'strncpy' specified bound 104 equals destination size [-Wstringop-truncation] 3882 | strncpy(rd_obj->object_name, object_name, sizeof(rd_obj->object_name)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/strncpy +3830 drivers/scsi/elx/libefc_sli/sli4.c d7de2565f5680e2 James Smart 2020-10-12 3801 d7de2565f5680e2 James Smart 2020-10-12 3802 int d7de2565f5680e2 James Smart 2020-10-12 3803 sli_cmd_common_write_object(struct sli4 *sli4, void *buf, u16 noc, d7de2565f5680e2 James Smart 2020-10-12 3804 u16 eof, u32 desired_write_length, d7de2565f5680e2 James Smart 2020-10-12 3805 u32 offset, char *object_name, d7de2565f5680e2 James Smart 2020-10-12 3806 struct efc_dma *dma) d7de2565f5680e2 James Smart 2020-10-12 3807 { d7de2565f5680e2 James Smart 2020-10-12 3808 struct sli4_rqst_cmn_write_object *wr_obj = NULL; d7de2565f5680e2 James Smart 2020-10-12 3809 struct sli4_bde *bde; d7de2565f5680e2 James Smart 2020-10-12 3810 u32 dwflags = 0; d7de2565f5680e2 James Smart 2020-10-12 3811 d7de2565f5680e2 James Smart 2020-10-12 3812 wr_obj = sli_config_cmd_init(sli4, buf, d7de2565f5680e2 James Smart 2020-10-12 3813 SLI4_RQST_CMDSZ(cmn_write_object) + sizeof(*bde), NULL); d7de2565f5680e2 James Smart 2020-10-12 3814 if (!wr_obj) d7de2565f5680e2 James Smart 2020-10-12 3815 return EFC_FAIL; d7de2565f5680e2 James Smart 2020-10-12 3816 d7de2565f5680e2 James Smart 2020-10-12 3817 sli_cmd_fill_hdr(&wr_obj->hdr, SLI4_CMN_WRITE_OBJECT, d7de2565f5680e2 James Smart 2020-10-12 3818 SLI4_SUBSYSTEM_COMMON, CMD_V0, d7de2565f5680e2 James Smart 2020-10-12 3819 SLI4_RQST_PYLD_LEN_VAR(cmn_write_object, sizeof(*bde))); d7de2565f5680e2 James Smart 2020-10-12 3820 d7de2565f5680e2 James Smart 2020-10-12 3821 if (noc) d7de2565f5680e2 James Smart 2020-10-12 3822 dwflags |= SLI4_RQ_DES_WRITE_LEN_NOC; d7de2565f5680e2 James Smart 2020-10-12 3823 if (eof) d7de2565f5680e2 James Smart 2020-10-12 3824 dwflags |= SLI4_RQ_DES_WRITE_LEN_EOF; d7de2565f5680e2 James Smart 2020-10-12 3825 dwflags |= (desired_write_length & SLI4_RQ_DES_WRITE_LEN); d7de2565f5680e2 James Smart 2020-10-12 3826 d7de2565f5680e2 James Smart 2020-10-12 3827 wr_obj->desired_write_len_dword = cpu_to_le32(dwflags); d7de2565f5680e2 James Smart 2020-10-12 3828 d7de2565f5680e2 James Smart 2020-10-12 3829 wr_obj->write_offset = cpu_to_le32(offset); d7de2565f5680e2 James Smart 2020-10-12 @3830 strncpy(wr_obj->object_name, object_name, sizeof(wr_obj->object_name)); d7de2565f5680e2 James Smart 2020-10-12 3831 wr_obj->host_buffer_descriptor_count = cpu_to_le32(1); d7de2565f5680e2 James Smart 2020-10-12 3832 d7de2565f5680e2 James Smart 2020-10-12 3833 bde = (struct sli4_bde *)wr_obj->host_buffer_descriptor; d7de2565f5680e2 James Smart 2020-10-12 3834 d7de2565f5680e2 James Smart 2020-10-12 3835 /* Setup to transfer xfer_size bytes to device */ d7de2565f5680e2 James Smart 2020-10-12 3836 bde->bde_type_buflen = d7de2565f5680e2 James Smart 2020-10-12 3837 cpu_to_le32((SLI4_BDE_TYPE_VAL(64)) | d7de2565f5680e2 James Smart 2020-10-12 3838 (desired_write_length & SLI4_BDE_LEN_MASK)); d7de2565f5680e2 James Smart 2020-10-12 3839 bde->u.data.low = cpu_to_le32(lower_32_bits(dma->phys)); d7de2565f5680e2 James Smart 2020-10-12 3840 bde->u.data.high = cpu_to_le32(upper_32_bits(dma->phys)); d7de2565f5680e2 James Smart 2020-10-12 3841 d7de2565f5680e2 James Smart 2020-10-12 3842 return EFC_SUCCESS; d7de2565f5680e2 James Smart 2020-10-12 3843 } d7de2565f5680e2 James Smart 2020-10-12 3844 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org