Messages in this thread | | | Date | Wed, 7 Feb 2024 21:42:33 +0800 | From | kernel test robot <> | Subject | lib/vsprintf.c:1528:9: warning: function 'va_format' might be a candidate for 'gnu_printf' format attribute |
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Hi Petr,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 6d280f4d760e3bcb4a8df302afebf085b65ec982 commit: 45c3e93d751ea50861c796da3cbfc848fa6ddf55 vsprintf: Factor out %pV handler as va_format() date: 4 years, 9 months ago config: i386-allnoconfig (https://download.01.org/0day-ci/archive/20240207/202402072101.yrr6DK1t-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240207/202402072101.yrr6DK1t-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/202402072101.yrr6DK1t-lkp@intel.com/
All warnings (new ones prefixed by >>):
lib/vsprintf.c:625:7: warning: no previous prototype for 'pointer_string' [-Wmissing-prototypes] 625 | char *pointer_string(char *buf, char *end, const void *ptr, | ^~~~~~~~~~~~~~ lib/vsprintf.c: In function 'va_format': >> lib/vsprintf.c:1528:9: warning: function 'va_format' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] 1528 | buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va); | ^~~
vim +1528 lib/vsprintf.c
1522 1523 static char *va_format(char *buf, char *end, struct va_format *va_fmt) 1524 { 1525 va_list va; 1526 1527 va_copy(va, *va_fmt->va); > 1528 buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va); 1529 va_end(va); 1530 1531 return buf; 1532 } 1533
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
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