CC: [email protected] CC: Xiang Gao <[email protected]> CC: [email protected] TO: Gao Xiang <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/xiang/linux.git erofs/fiemap head: 4cd42fa5dc37bbf5242982a93de5cb378a35a8c6 commit: ae55a70bae6448895c88106bc46384e356915814 [7/8] erofs: add support for the full decompressed length :::::: branch date: 9 hours ago :::::: commit date: 9 hours ago config: x86_64-randconfig-m001-20210813 (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 <[email protected]> Reported-by: Dan Carpenter <[email protected]> New smatch warnings: fs/erofs/zmap.c:233 get_compacted_la_distance() error: uninitialized symbol 'lo'. Old smatch warnings: fs/erofs/zmap.c:474 z_erofs_get_extent_compressedlen() warn: should '1 << lclusterbits' be a 64 bit type? fs/erofs/zmap.c:520 z_erofs_get_extent_compressedlen() warn: should 'm->compressedlcs << lclusterbits' be a 64 bit type? vim +/lo +233 fs/erofs/zmap.c 152a333a589560 drivers/staging/erofs/zmap.c Gao Xiang 2019-06-24 214 ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 215 static int get_compacted_la_distance(unsigned int lclusterbits, ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 216 unsigned int encodebits, ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 217 unsigned int vcnt, u8 *in, int i) ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 218 { ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 219 const unsigned int lomask = (1 << lclusterbits) - 1; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 220 unsigned int lo, d1 = 0; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 221 u8 type; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 222 ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 223 for (; i < vcnt; ++i) { ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 224 lo = decode_compactedbits(lclusterbits, lomask, ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 225 in, encodebits * i, &type); ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 226 ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 227 if (type != Z_EROFS_VLE_CLUSTER_TYPE_NONHEAD) ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 228 return d1; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 229 ++d1; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 230 } ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 231 ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 232 /* vcnt - 1 (Z_EROFS_VLE_CLUSTER_TYPE_NONHEAD) item */ ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 @233 if (!(lo & Z_EROFS_VLE_DI_D0_CBLKCNT)) ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 234 d1 += lo - 1; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 235 return d1; ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 236 } ae55a70bae6448 fs/erofs/zmap.c Gao Xiang 2021-08-12 237 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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