lib/zstd/common/entropy_common.c:257:1: warning: the frame size of 1056 bytes is larger than 1024 bytes

From: kernel test robot
Date: Sun Feb 13 2022 - 06:56:04 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: b81b1829e7e39f6cebdf6e4d5484eacbceda8554
commit: e0c1b49f5b674cca7b10549c53b3791d0bbc90a8 lib: zstd: Upgrade to latest upstream zstd version 1.4.10
date: 3 months ago
config: powerpc-randconfig-r035-20220213 (https://download.01.org/0day-ci/archive/20220213/202202131904.0y0h7bnY-lkp@xxxxxxxxx/config)
compiler: powerpc-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e0c1b49f5b674cca7b10549c53b3791d0bbc90a8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e0c1b49f5b674cca7b10549c53b3791d0bbc90a8
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/mtd/devices/ lib/zstd/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

lib/zstd/common/entropy_common.c: In function 'HUF_readStats':
>> lib/zstd/common/entropy_common.c:257:1: warning: the frame size of 1056 bytes is larger than 1024 bytes [-Wframe-larger-than=]
257 | }
| ^


vim +257 lib/zstd/common/entropy_common.c

242
243
244 /*! HUF_readStats() :
245 Read compact Huffman tree, saved by HUF_writeCTable().
246 `huffWeight` is destination buffer.
247 `rankStats` is assumed to be a table of at least HUF_TABLELOG_MAX U32.
248 @return : size read from `src` , or an error Code .
249 Note : Needed by HUF_readCTable() and HUF_readDTableX?() .
250 */
251 size_t HUF_readStats(BYTE* huffWeight, size_t hwSize, U32* rankStats,
252 U32* nbSymbolsPtr, U32* tableLogPtr,
253 const void* src, size_t srcSize)
254 {
255 U32 wksp[HUF_READ_STATS_WORKSPACE_SIZE_U32];
256 return HUF_readStats_wksp(huffWeight, hwSize, rankStats, nbSymbolsPtr, tableLogPtr, src, srcSize, wksp, sizeof(wksp), /* bmi2 */ 0);
> 257 }
258

---
0-DAY CI Kernel Test Service, Intel Corporation
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