Hi Amadeusz, kernel test robot noticed the following build warnings: [auto build test WARNING on broonie-sound/for-next] [also build test WARNING on tiwai-sound/for-next tiwai-sound/for-linus linus/master v6.8-rc3 next-20240207] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Amadeusz-S-awi-ski/ASoC-Intel-avs-UAPI-Add-tokens-for-initial-config-feature/20240207-201212 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next patch link: https://lore.kernel.org/r/20240207120946.2140480-3-amadeuszx.slawinski%40linux.intel.com patch subject: [PATCH 2/3] ASoC: Intel: avs: Add topology parsing support for initial config config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240208/202402080403.reu2fMfN-lkp@xxxxxxxxx/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 7dd790db8b77c4a833c06632e903dc4f13877a64) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240208/202402080403.reu2fMfN-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202402080403.reu2fMfN-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): In file included from sound/soc/intel/avs/topology.c:11: In file included from include/sound/soc.h:21: In file included from include/linux/regmap.h:20: In file included from include/linux/iopoll.h:14: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) | ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' 102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) | ^ In file included from sound/soc/intel/avs/topology.c:11: In file included from include/sound/soc.h:21: In file included from include/linux/regmap.h:20: In file included from include/linux/iopoll.h:14: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) | ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' 115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) | ^ In file included from sound/soc/intel/avs/topology.c:11: In file included from include/sound/soc.h:21: In file included from include/linux/regmap.h:20: In file included from include/linux/iopoll.h:14: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ >> sound/soc/intel/avs/topology.c:1490:13: warning: parameter 'block_size' set but not used [-Wunused-but-set-parameter] 1490 | u32 block_size) | ^ 13 warnings generated. vim +/block_size +1490 sound/soc/intel/avs/topology.c 1487 1488 static int avs_tplg_parse_initial_configs(struct snd_soc_component *comp, 1489 struct snd_soc_tplg_vendor_array *tuples, > 1490 u32 block_size) 1491 { 1492 struct avs_soc_component *acomp = to_avs_soc_component(comp); 1493 struct avs_tplg *tplg = acomp->tplg; 1494 int ret, i; 1495 1496 /* Parse tuple section telling how many init configs there are. */ 1497 ret = parse_dictionary_header(comp, tuples, (void **)&tplg->init_configs, 1498 &tplg->num_init_configs, 1499 sizeof(*tplg->init_configs), 1500 AVS_TKN_MANIFEST_NUM_INIT_CONFIGS_U32); 1501 if (ret) 1502 return ret; 1503 1504 block_size -= le32_to_cpu(tuples->size); 1505 /* With header parsed, move on to parsing entries. */ 1506 tuples = avs_tplg_vendor_array_next(tuples); 1507 1508 for (i = 0; i < tplg->num_init_configs; i++) { 1509 struct avs_tplg_init_config *config = &tplg->init_configs[i]; 1510 struct snd_soc_tplg_vendor_array *tmp; 1511 void *init_config_data; 1512 u32 esize; 1513 1514 /* 1515 * Usually to get section length we search for first token of next group of data, 1516 * but in this case we can't as tuples are followed by raw data. 1517 */ 1518 tmp = avs_tplg_vendor_array_next(tuples); 1519 esize = le32_to_cpu(tuples->size) + le32_to_cpu(tmp->size); 1520 1521 ret = parse_dictionary_entries(comp, tuples, esize, config, 1, sizeof(*config), 1522 AVS_TKN_MOD_INIT_CONFIG_ID_U32, 1523 mod_init_config_parsers, 1524 ARRAY_SIZE(mod_init_config_parsers)); 1525 1526 block_size -= esize; 1527 1528 /* handle raw data section */ 1529 init_config_data = (void *)tuples + esize; 1530 esize = config->length; 1531 1532 config->data = devm_kmemdup(comp->card->dev, init_config_data, esize, GFP_KERNEL); 1533 if (!config->data) 1534 return -ENOMEM; 1535 1536 tuples = init_config_data + esize; 1537 } 1538 1539 return 0; 1540 } 1541 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
