From: kernel test robot <lkp@intel.com>
To: Kees Cook <keescook@chromium.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Justin Stitt <justinstitt@google.com>
Subject: [kees:devel/hardening/v6.8/2-arg-strscpy 1/2] include/linux/suspend.h:81:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations
Date: Thu, 1 Feb 2024 04:11:53 +0800 [thread overview]
Message-ID: <202402010432.vVJfVbUz-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git devel/hardening/v6.8/2-arg-strscpy
head: 52fcd0404512a41ebc6f406977ac04ffd86349fc
commit: 8f94a332197dea2f8461b136697955624250671b [1/2] string: Allow 2-argument strscpy()
config: arm-mmp2_defconfig (https://download.01.org/0day-ci/archive/20240201/202402010432.vVJfVbUz-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240201/202402010432.vVJfVbUz-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402010432.vVJfVbUz-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from init/do_mounts.c:7:
>> include/linux/suspend.h:81:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(suspend_stats.failed_devs[suspend_stats.last_failed_dev],
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
In file included from init/do_mounts.c:7:
>> include/linux/suspend.h:81:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
In file included from init/do_mounts.c:7:
include/linux/suspend.h:81:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> init/do_mounts.c:65:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(saved_root_name, line, sizeof(saved_root_name));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> init/do_mounts.c:65:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
init/do_mounts.c:65:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
init/do_mounts.c:137:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(p, root_fs_names, size);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
init/do_mounts.c:137:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
init/do_mounts.c:137:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
9 errors generated.
--
>> init/version.c:26:11: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
arglen = strscpy(init_uts_ns.name.nodename, arg, bufsize);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> init/version.c:26:11: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
init/version.c:26:11: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
3 errors generated.
--
In file included from kernel/sys.c:30:
>> include/linux/suspend.h:81:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(suspend_stats.failed_devs[suspend_stats.last_failed_dev],
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
In file included from kernel/sys.c:30:
>> include/linux/suspend.h:81:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
In file included from kernel/sys.c:30:
include/linux/suspend.h:81:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
3 errors generated.
--
>> kernel/params.c:854:4: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(modname, kp->name, name_len);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> kernel/params.c:854:4: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/params.c:854:4: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
3 errors generated.
--
>> kernel/kallsyms.c:664:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(iter->module_name, "bpf", MODULE_NAME_LEN);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> kernel/kallsyms.c:664:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/kallsyms.c:664:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/kallsyms.c:684:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(iter->module_name, "__builtin__kprobes", MODULE_NAME_LEN);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/kallsyms.c:684:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/kallsyms.c:684:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
6 errors generated.
--
>> kernel/seccomp.c:2285:10: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
ret = strscpy(names, sep, size);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> kernel/seccomp.c:2285:10: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/seccomp.c:2285:10: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/seccomp.c:2294:9: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
ret = strscpy(names, cur->name, size);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/seccomp.c:2294:9: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
kernel/seccomp.c:2294:9: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
6 errors generated.
--
>> mm/dmapool.c:258:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(retval->name, name, sizeof(retval->name));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> mm/dmapool.c:258:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
mm/dmapool.c:258:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
3 errors generated.
--
>> fs/super.c:770:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(s->s_id, s->s_type->name, sizeof(s->s_id));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> fs/super.c:770:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
fs/super.c:770:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
fs/super.c:858:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(s->s_id, type->name, sizeof(s->s_id));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
fs/super.c:858:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
fs/super.c:858:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
6 errors generated.
--
>> fs/char_dev.c:153:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(cd->name, name, sizeof(cd->name));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> fs/char_dev.c:153:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
fs/char_dev.c:153:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
3 errors generated.
--
>> crypto/api.c:119:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(larval->alg.cra_name, name, CRYPTO_MAX_ALG_NAME);
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> crypto/api.c:119:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
crypto/api.c:119:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
3 errors generated.
--
>> crypto/aead.c:186:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(raead.type, "aead", sizeof(raead.type));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
>> crypto/aead.c:186:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
crypto/aead.c:186:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
crypto/aead.c:187:2: error: use of undeclared identifier '__strscpy'
strscpy(raead.geniv, "<none>", sizeof(raead.geniv));
^
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
crypto/aead.c:227:2: error: call to undeclared function 'CONCATENATE'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
strscpy(raead.type, "aead", sizeof(raead.type));
^
include/linux/string.h:105:2: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
crypto/aead.c:227:2: error: call to undeclared function 'COUNT_ARGS'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
include/linux/string.h:105:25: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
crypto/aead.c:227:2: error: use of undeclared identifier '__strscpy'
include/linux/string.h:105:14: note: expanded from macro 'strscpy'
CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
^
7 errors generated.
..
vim +/COUNT_ARGS +81 include/linux/suspend.h
2a77c46de1e3da ShuoX Liu 2011-08-10 78
2a77c46de1e3da ShuoX Liu 2011-08-10 79 static inline void dpm_save_failed_dev(const char *name)
2a77c46de1e3da ShuoX Liu 2011-08-10 80 {
bd8092def983f5 Wolfram Sang 2022-08-18 @81 strscpy(suspend_stats.failed_devs[suspend_stats.last_failed_dev],
2a77c46de1e3da ShuoX Liu 2011-08-10 82 name,
2a77c46de1e3da ShuoX Liu 2011-08-10 83 sizeof(suspend_stats.failed_devs[0]));
2a77c46de1e3da ShuoX Liu 2011-08-10 84 suspend_stats.last_failed_dev++;
2a77c46de1e3da ShuoX Liu 2011-08-10 85 suspend_stats.last_failed_dev %= REC_FAILED_NUM;
2a77c46de1e3da ShuoX Liu 2011-08-10 86 }
2a77c46de1e3da ShuoX Liu 2011-08-10 87
:::::: The code at line 81 was first introduced by commit
:::::: bd8092def983f567800f764a5d23b2dca98f078c PM: suspend: move from strlcpy() with unused retval to strscpy()
:::::: TO: Wolfram Sang <wsa+renesas@sang-engineering.com>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2024-01-31 20:12 UTC|newest]
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