Messages in this thread |  | | Date | Sun, 24 Apr 2022 12:51:42 +0800 | From | kernel test robot <> | Subject | [esmil:visionfive 55/56] mm/kasan/shadow.c:69:16: error: implicit declaration of function '__memcpy'; did you mean 'memcpy'? |
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tree: https://github.com/esmil/linux visionfive head: 0729a282564fe3940277937536b1e67f98885c49 commit: 5e9aafc7c7b6e7aef5f6285688311fdea914a385 [55/56] riscv: Fix no previous prototype warning config: riscv-randconfig-m031-20220424 (https://download.01.org/0day-ci/archive/20220424/202204241255.IvPnAd0Y-lkp@intel.com/config) compiler: riscv64-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/esmil/linux/commit/5e9aafc7c7b6e7aef5f6285688311fdea914a385 git remote add esmil https://github.com/esmil/linux git fetch --no-tags esmil visionfive git checkout 5e9aafc7c7b6e7aef5f6285688311fdea914a385 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash mm/kasan/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
mm/kasan/common.c: In function '__kasan_init_slab_obj': >> mm/kasan/common.c:319:25: error: implicit declaration of function '__memset'; did you mean 'memset'? [-Werror=implicit-function-declaration] 319 | __memset(alloc_meta, 0, sizeof(*alloc_meta)); | ^~~~~~~~ | memset cc1: some warnings being treated as errors -- mm/kasan/generic.c: In function '__asan_set_shadow_00': >> mm/kasan/generic.c:320:17: error: implicit declaration of function '__memset'; did you mean 'memset'? [-Werror=implicit-function-declaration] 320 | __memset((void *)addr, 0x##byte, size); \ | ^~~~~~~~ mm/kasan/generic.c:324:1: note: in expansion of macro 'DEFINE_ASAN_SET_SHADOW' 324 | DEFINE_ASAN_SET_SHADOW(00); | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- mm/kasan/shadow.c: In function 'memset': >> mm/kasan/shadow.c:47:16: error: implicit declaration of function '__memset'; did you mean 'memset'? [-Werror=implicit-function-declaration] 47 | return __memset(addr, c, len); | ^~~~~~~~ | memset >> mm/kasan/shadow.c:47:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion] 47 | return __memset(addr, c, len); | ^~~~~~~~~~~~~~~~~~~~~~ mm/kasan/shadow.c: In function 'memcpy': >> mm/kasan/shadow.c:69:16: error: implicit declaration of function '__memcpy'; did you mean 'memcpy'? [-Werror=implicit-function-declaration] 69 | return __memcpy(dest, src, len); | ^~~~~~~~ | memcpy mm/kasan/shadow.c:69:16: warning: returning 'int' from a function with return type 'void *' makes pointer from integer without a cast [-Wint-conversion] 69 | return __memcpy(dest, src, len); | ^~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors
vim +69 mm/kasan/shadow.c
bb359dbcb70085 Andrey Konovalov 2020-12-22 40 bb359dbcb70085 Andrey Konovalov 2020-12-22 41 #undef memset bb359dbcb70085 Andrey Konovalov 2020-12-22 42 void *memset(void *addr, int c, size_t len) bb359dbcb70085 Andrey Konovalov 2020-12-22 43 { f00748bfa0246c Andrey Konovalov 2021-02-24 44 if (!kasan_check_range((unsigned long)addr, len, true, _RET_IP_)) bb359dbcb70085 Andrey Konovalov 2020-12-22 45 return NULL; bb359dbcb70085 Andrey Konovalov 2020-12-22 46 bb359dbcb70085 Andrey Konovalov 2020-12-22 @47 return __memset(addr, c, len); bb359dbcb70085 Andrey Konovalov 2020-12-22 48 } bb359dbcb70085 Andrey Konovalov 2020-12-22 49 bb359dbcb70085 Andrey Konovalov 2020-12-22 50 #ifdef __HAVE_ARCH_MEMMOVE bb359dbcb70085 Andrey Konovalov 2020-12-22 51 #undef memmove bb359dbcb70085 Andrey Konovalov 2020-12-22 52 void *memmove(void *dest, const void *src, size_t len) bb359dbcb70085 Andrey Konovalov 2020-12-22 53 { f00748bfa0246c Andrey Konovalov 2021-02-24 54 if (!kasan_check_range((unsigned long)src, len, false, _RET_IP_) || f00748bfa0246c Andrey Konovalov 2021-02-24 55 !kasan_check_range((unsigned long)dest, len, true, _RET_IP_)) bb359dbcb70085 Andrey Konovalov 2020-12-22 56 return NULL; bb359dbcb70085 Andrey Konovalov 2020-12-22 57 bb359dbcb70085 Andrey Konovalov 2020-12-22 58 return __memmove(dest, src, len); bb359dbcb70085 Andrey Konovalov 2020-12-22 59 } bb359dbcb70085 Andrey Konovalov 2020-12-22 60 #endif bb359dbcb70085 Andrey Konovalov 2020-12-22 61 bb359dbcb70085 Andrey Konovalov 2020-12-22 62 #undef memcpy bb359dbcb70085 Andrey Konovalov 2020-12-22 63 void *memcpy(void *dest, const void *src, size_t len) bb359dbcb70085 Andrey Konovalov 2020-12-22 64 { f00748bfa0246c Andrey Konovalov 2021-02-24 65 if (!kasan_check_range((unsigned long)src, len, false, _RET_IP_) || f00748bfa0246c Andrey Konovalov 2021-02-24 66 !kasan_check_range((unsigned long)dest, len, true, _RET_IP_)) bb359dbcb70085 Andrey Konovalov 2020-12-22 67 return NULL; bb359dbcb70085 Andrey Konovalov 2020-12-22 68 bb359dbcb70085 Andrey Konovalov 2020-12-22 @69 return __memcpy(dest, src, len); bb359dbcb70085 Andrey Konovalov 2020-12-22 70 } bb359dbcb70085 Andrey Konovalov 2020-12-22 71
:::::: The code at line 69 was first introduced by commit :::::: bb359dbcb70085a63e8bdbf14837a900750f0cf7 kasan: split out shadow.c from common.c
:::::: TO: Andrey Konovalov <andreyknvl@google.com> :::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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