Hi Heiner, I love your patch! Perhaps something to improve: [auto build test WARNING on scsi/for-next] [also build test WARNING on pci/next mkp-scsi/for-next linus/master v5.14-rc6 next-20210820] [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/Heiner-Kallweit/PCI-VPD-Convert-... base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 11.2.0 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/11d3b0532e225fec84b84c082ff913ab3... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Heiner-Kallweit/PCI-VPD-Convert-more-users-to-the-new-VPD-API-functions/20210822-220229 git checkout 11d3b0532e225fec84b84c082ff913ab35cecd29 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=xtensa 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/net/ethernet/broadcom/bnx2x/bnx2x_main.c: In function 'bnx2x_read_fwinfo': drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:12200:20: error: implicit declaration of function 'pci_vpd_alloc'; did you mean 'pci_pool_alloc'? [-Werror=implicit-function-declaration] 12200 | vpd_data = pci_vpd_alloc(bp->pdev, &vpd_len); | ^~~~~~~~~~~~~ | pci_pool_alloc 12200 | vpd_data = pci_vpd_alloc(bp->pdev, &vpd_len); | ^ cc1: some warnings being treated as errors vim +12200 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c 12189 12190 static void bnx2x_read_fwinfo(struct bnx2x *bp) 12191 { 12192 int i, block_end, rodi; 12193 char str_id_reg[VENDOR_ID_LEN+1]; 12194 char str_id_cap[VENDOR_ID_LEN+1]; 12195 unsigned int vpd_len; 12196 u8 *vpd_data, len; 12197 12198 memset(bp->fw_ver, 0, sizeof(bp->fw_ver)); 12199 12200 vpd_data = pci_vpd_alloc(bp->pdev, &vpd_len); 12201 if (IS_ERR(vpd_data)) 12202 return; 12203 12204 /* VPD RO tag should be first tag after identifier string, hence 12205 * we should be able to find it in first BNX2X_VPD_LEN chars 12206 */ 12207 i = pci_vpd_find_tag(vpd_data, vpd_len, PCI_VPD_LRDT_RO_DATA); 12208 if (i < 0) 12209 goto out_not_found; 12210 12211 block_end = i + PCI_VPD_LRDT_TAG_SIZE + 12212 pci_vpd_lrdt_size(&vpd_data[i]); 12213 i += PCI_VPD_LRDT_TAG_SIZE; 12214 12215 rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, 12216 PCI_VPD_RO_KEYWORD_MFR_ID); 12217 if (rodi < 0) 12218 goto out_not_found; 12219 12220 len = pci_vpd_info_field_size(&vpd_data[rodi]); 12221 12222 if (len != VENDOR_ID_LEN) 12223 goto out_not_found; 12224 12225 rodi += PCI_VPD_INFO_FLD_HDR_SIZE; 12226 12227 /* vendor specific info */ 12228 snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL); 12229 snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL); 12230 if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) || 12231 !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) { 12232 12233 rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, 12234 PCI_VPD_RO_KEYWORD_VENDOR0); 12235 if (rodi >= 0) { 12236 len = pci_vpd_info_field_size(&vpd_data[rodi]); 12237 12238 rodi += PCI_VPD_INFO_FLD_HDR_SIZE; 12239 12240 if (len < 32 && (len + rodi) <= vpd_len) { 12241 memcpy(bp->fw_ver, &vpd_data[rodi], len); 12242 bp->fw_ver[len] = ' '; 12243 } 12244 } 12245 } 12246 out_not_found: 12247 kfree(vpd_data); 12248 } 12249 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org