From: kernel test robot <lkp@intel.com>
To: Vijayanand Jitta <vjitta@codeaurora.org>
Cc: kbuild-all@lists.01.org, Vinayak Menon <vinmenon@codeaurora.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: [jirislaby:devel 6680/7219] lib/stackdepot.c:154:2: warning: ignoring return value of 'kstrtobool', declared with attribute warn_unused_result
Date: Fri, 29 Jan 2021 22:41:38 +0800 [thread overview]
Message-ID: <202101292232.kKbGUP8W-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git devel
head: 13ed719c8f2410b973d1579af04a9469c52cc193
commit: b9779abb09a8fea27845516ac093cabd012a697c [6680/7219] lib: stackdepot: add support to disable stack depot
config: arc-randconfig-r026-20210129 (attached as .config)
compiler: arc-elf-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git/commit/?id=b9779abb09a8fea27845516ac093cabd012a697c
git remote add jirislaby https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git
git fetch --no-tags jirislaby devel
git checkout b9779abb09a8fea27845516ac093cabd012a697c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
lib/stackdepot.c: In function 'is_stack_depot_disabled':
>> lib/stackdepot.c:154:2: warning: ignoring return value of 'kstrtobool', declared with attribute warn_unused_result [-Wunused-result]
154 | kstrtobool(str, &stack_depot_disable);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/kstrtobool +154 lib/stackdepot.c
151
152 static int __init is_stack_depot_disabled(char *str)
153 {
> 154 kstrtobool(str, &stack_depot_disable);
155 if (stack_depot_disable) {
156 pr_info("Stack Depot is disabled\n");
157 stack_table = NULL;
158 }
159 return 0;
160 }
161 early_param("stack_depot_disable", is_stack_depot_disabled);
162
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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reply other threads:[~2021-01-29 14:42 UTC|newest]
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