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/[email protected]/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/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
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
--
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https://github.com/intel/lkp-tests/wiki