Hi Arnd, [auto build test WARNING on linus/master] [also build test WARNING on v4.11-rc4 next-20170330] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Arnd-Bergmann/initify_plugin-one-more-warning-workaround/20170331-161135 reproduce: make htmldocs All warnings (new ones prefixed by >>): >> lib/vsprintf.c:2407: warning: No description found for parameter '3' >> lib/vsprintf.c:2407: warning: Excess function parameter 'buf' description in >> '__unverified_nocapture' >> lib/vsprintf.c:2407: warning: Excess function parameter 'size' description >> in '__unverified_nocapture' >> lib/vsprintf.c:2407: warning: Excess function parameter 'fmt' description in >> '__unverified_nocapture' >> lib/vsprintf.c:2407: warning: Excess function parameter 'bin_buf' >> description in '__unverified_nocapture' lib/crc32.c:148: warning: No description found for parameter 'tab)[256]' lib/crc32.c:148: warning: Excess function parameter 'tab' description in 'crc32_le_generic' lib/crc32.c:293: warning: No description found for parameter 'tab)[256]' lib/crc32.c:293: warning: Excess function parameter 'tab' description in 'crc32_be_generic' lib/crc32.c:1: warning: no structured comments found vim +/3 +2407 lib/vsprintf.c 4370aa4a Lai Jiangshan 2009-03-06 2391 * This function like C99 vsnprintf, but the difference is that vsnprintf gets 4370aa4a Lai Jiangshan 2009-03-06 2392 * arguments from stack, and bstr_printf gets arguments from @bin_buf which is 4370aa4a Lai Jiangshan 2009-03-06 2393 * a binary buffer that generated by vbin_printf. 4370aa4a Lai Jiangshan 2009-03-06 2394 * 4370aa4a Lai Jiangshan 2009-03-06 2395 * The format follows C99 vsnprintf, but has some extensions: 0efb4d20 Steven Rostedt 2009-09-17 2396 * see vsnprintf comment for details. 4370aa4a Lai Jiangshan 2009-03-06 2397 * 4370aa4a Lai Jiangshan 2009-03-06 2398 * The return value is the number of characters which would 4370aa4a Lai Jiangshan 2009-03-06 2399 * be generated for the given input, excluding the trailing 4370aa4a Lai Jiangshan 2009-03-06 2400 * '\0', as per ISO C99. If you want to have the exact 4370aa4a Lai Jiangshan 2009-03-06 2401 * number of characters written into @buf as return value 4370aa4a Lai Jiangshan 2009-03-06 2402 * (not including the trailing '\0'), use vscnprintf(). If the 4370aa4a Lai Jiangshan 2009-03-06 2403 * return is greater than or equal to @size, the resulting 4370aa4a Lai Jiangshan 2009-03-06 2404 * string is truncated. 4370aa4a Lai Jiangshan 2009-03-06 2405 */ 85dcce6c Arnd Bergmann 2017-03-29 2406 __unverified_nocapture(3) int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf) 4370aa4a Lai Jiangshan 2009-03-06 @2407 { fef20d9c Frederic Weisbecker 2009-03-06 2408 struct printf_spec spec = {0}; d4be151b André Goddard Rosa 2009-12-14 2409 char *str, *end; d4be151b André Goddard Rosa 2009-12-14 2410 const char *args = (const char *)bin_buf; 4370aa4a Lai Jiangshan 2009-03-06 2411 762abb51 Rasmus Villemoes 2015-11-06 2412 if (WARN_ON_ONCE(size > INT_MAX)) 4370aa4a Lai Jiangshan 2009-03-06 2413 return 0; 4370aa4a Lai Jiangshan 2009-03-06 2414 4370aa4a Lai Jiangshan 2009-03-06 2415 str = buf; :::::: The code at line 2407 was first introduced by commit :::::: 4370aa4aa75391a5e2e06bccb0919109f725ed8e vsprintf: add binary printf :::::: TO: Lai Jiangshan <la...@cn.fujitsu.com> :::::: CC: Ingo Molnar <mi...@elte.hu> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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