* [peterz-queue:x86/core 6/6] drivers/misc/lkdtm/perms.c:89:1: warning: parameter names (without types) in function declaration
@ 2025-04-12 16:02 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-04-12 16:02 UTC (permalink / raw)
To: Peter Zijlstra; +Cc: oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/core
head: c08c01c51ede1b79b73fe142e4bc9f7bb9d0ea5e
commit: c08c01c51ede1b79b73fe142e4bc9f7bb9d0ea5e [6/6] objtool: Validate kCFI calls
config: sparc-randconfig-001-20250412 (https://download.01.org/0day-ci/archive/20250412/202504122325.qYyZD24S-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250412/202504122325.qYyZD24S-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/202504122325.qYyZD24S-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/misc/lkdtm/perms.c:89:1: warning: data definition has no type or storage class
89 | ANNOTATE_NOCFI_SYM(execute_location);
| ^~~~~~~~~~~~~~~~~~
drivers/misc/lkdtm/perms.c:89:1: error: type defaults to 'int' in declaration of 'ANNOTATE_NOCFI_SYM' [-Werror=implicit-int]
>> drivers/misc/lkdtm/perms.c:89:1: warning: parameter names (without types) in function declaration
cc1: some warnings being treated as errors
vim +89 drivers/misc/lkdtm/perms.c
70
71 static noinline __nocfi void execute_location(void *dst, bool write)
72 {
73 void (*func)(void);
74 func_desc_t fdesc;
75
76 pr_info("attempting ok execution at %px\n", do_nothing_ptr);
77 do_nothing();
78
79 if (write == CODE_WRITE) {
80 memcpy(dst, do_nothing_ptr, EXEC_SIZE);
81 flush_icache_range((unsigned long)dst,
82 (unsigned long)dst + EXEC_SIZE);
83 }
84 pr_info("attempting bad execution at %px\n", dst);
85 func = setup_function_descriptor(&fdesc, dst);
86 func();
87 pr_err("FAIL: func returned\n");
88 }
> 89 ANNOTATE_NOCFI_SYM(execute_location);
90
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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