[openeuler:OLK-5.10 2712/2712] drivers/firmware/efi/libstub/../../../../lib/lz4/lz4_decompress.c:488:5: warning: no previous prototype for 'LZ4_decompress_safe_withPrefix64k'
tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 8af3d979a0d4bd2f18127293d843277437e74c6e commit: e467807275555a062593aa1e89f3201644ef0ea5 [2712/2712] efi/libstub: implement generic EFI zboot config: arm64-randconfig-001-20250123 (https://download.01.org/0day-ci/archive/20250123/202501231827.ODrxloSs-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250123/202501231827.ODrxloSs-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202501231827.ODrxloSs-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/firmware/efi/libstub/../../../../lib/decompress_unlz4.c:10, from drivers/firmware/efi/libstub/zboot.c:17:
drivers/firmware/efi/libstub/../../../../lib/lz4/lz4_decompress.c:488:5: warning: no previous prototype for 'LZ4_decompress_safe_withPrefix64k' [-Wmissing-prototypes] 488 | int LZ4_decompress_safe_withPrefix64k(const char *source, char *dest, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/firmware/efi/libstub/../../../../lib/lz4/lz4_decompress.c:510:5: warning: no previous prototype for 'LZ4_decompress_safe_forceExtDict' [-Wmissing-prototypes] 510 | int LZ4_decompress_safe_forceExtDict(const char *source, char *dest, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/firmware/efi/libstub/zboot.c:162:1: warning: no previous prototype for 'efi_zboot_entry' [-Wmissing-prototypes] 162 | efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab) | ^~~~~~~~~~~~~~~
vim +/LZ4_decompress_safe_withPrefix64k +488 drivers/firmware/efi/libstub/../../../../lib/lz4/lz4_decompress.c 2209fda323e2fd Gao Xiang 2018-10-30 487 2209fda323e2fd Gao Xiang 2018-10-30 @488 int LZ4_decompress_safe_withPrefix64k(const char *source, char *dest, 2209fda323e2fd Gao Xiang 2018-10-30 489 int compressedSize, int maxOutputSize) 2209fda323e2fd Gao Xiang 2018-10-30 490 { 2209fda323e2fd Gao Xiang 2018-10-30 491 return LZ4_decompress_generic(source, dest, 2209fda323e2fd Gao Xiang 2018-10-30 492 compressedSize, maxOutputSize, 2209fda323e2fd Gao Xiang 2018-10-30 493 endOnInputSize, decode_full_block, 2209fda323e2fd Gao Xiang 2018-10-30 494 withPrefix64k, 2209fda323e2fd Gao Xiang 2018-10-30 495 (BYTE *)dest - 64 * KB, NULL, 0); 2209fda323e2fd Gao Xiang 2018-10-30 496 } 2209fda323e2fd Gao Xiang 2018-10-30 497 2209fda323e2fd Gao Xiang 2018-10-30 498 static int LZ4_decompress_safe_withSmallPrefix(const char *source, char *dest, 2209fda323e2fd Gao Xiang 2018-10-30 499 int compressedSize, 2209fda323e2fd Gao Xiang 2018-10-30 500 int maxOutputSize, 2209fda323e2fd Gao Xiang 2018-10-30 501 size_t prefixSize) 2209fda323e2fd Gao Xiang 2018-10-30 502 { 2209fda323e2fd Gao Xiang 2018-10-30 503 return LZ4_decompress_generic(source, dest, 2209fda323e2fd Gao Xiang 2018-10-30 504 compressedSize, maxOutputSize, 2209fda323e2fd Gao Xiang 2018-10-30 505 endOnInputSize, decode_full_block, 2209fda323e2fd Gao Xiang 2018-10-30 506 noDict, 2209fda323e2fd Gao Xiang 2018-10-30 507 (BYTE *)dest - prefixSize, NULL, 0); 4e1a33b105ddf2 Sven Schmidt 2017-02-24 508 } cffb78b0e0b3a3 Kyungsik Lee 2013-07-08 509 2209fda323e2fd Gao Xiang 2018-10-30 @510 int LZ4_decompress_safe_forceExtDict(const char *source, char *dest, 2209fda323e2fd Gao Xiang 2018-10-30 511 int compressedSize, int maxOutputSize, 2209fda323e2fd Gao Xiang 2018-10-30 512 const void *dictStart, size_t dictSize) 2209fda323e2fd Gao Xiang 2018-10-30 513 { 2209fda323e2fd Gao Xiang 2018-10-30 514 return LZ4_decompress_generic(source, dest, 2209fda323e2fd Gao Xiang 2018-10-30 515 compressedSize, maxOutputSize, 2209fda323e2fd Gao Xiang 2018-10-30 516 endOnInputSize, decode_full_block, 2209fda323e2fd Gao Xiang 2018-10-30 517 usingExtDict, (BYTE *)dest, 2209fda323e2fd Gao Xiang 2018-10-30 518 (const BYTE *)dictStart, dictSize); 2209fda323e2fd Gao Xiang 2018-10-30 519 } 2209fda323e2fd Gao Xiang 2018-10-30 520 :::::: The code at line 488 was first introduced by commit :::::: 2209fda323e2fd2a2d0885595fd5097717f8d2aa lib/lz4: update LZ4 decompressor module :::::: TO: Gao Xiang <gaoxiang25@huawei.com> :::::: CC: Linus Torvalds <torvalds@linux-foundation.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
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