Messages in this thread | | | Date | Wed, 13 Feb 2019 00:21:27 +0800 | From | kbuild test robot <> | Subject | Re: [PATCH 2/4] elf: use list_for_each_entry() |
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Hi Alexey,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master] [also build test ERROR on v5.0-rc4] [cannot apply to next-20190212] [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/Alexey-Dobriyan/elf-don-t-be-afraid-of-overflow/20190205-225931 config: microblaze-allmodconfig (attached as .config) compiler: microblaze-linux-gcc (GCC) 8.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=8.2.0 make.cross ARCH=microblaze
All errors (new ones prefixed by >>):
fs/binfmt_elf.c: In function 'write_note_info': >> fs/binfmt_elf.c:2124:19: error: 'tmp' undeclared (first use in this function); did you mean 'tm'? for (i = 0; i < tmp->num_notes; i++) ^~~ tm fs/binfmt_elf.c:2124:19: note: each undeclared identifier is reported only once for each function it appears in
vim +2124 fs/binfmt_elf.c
3aba481f Roland McGrath 2008-01-30 2111 3aba481f Roland McGrath 2008-01-30 2112 static int write_note_info(struct elf_note_info *info, ecc8c772 Al Viro 2013-10-05 2113 struct coredump_params *cprm) 3aba481f Roland McGrath 2008-01-30 2114 { 1e0d184d Alexey Dobriyan 2019-02-04 2115 struct elf_thread_status *ets; 3aba481f Roland McGrath 2008-01-30 2116 int i; 3aba481f Roland McGrath 2008-01-30 2117 3aba481f Roland McGrath 2008-01-30 2118 for (i = 0; i < info->numnote; i++) ecc8c772 Al Viro 2013-10-05 2119 if (!writenote(info->notes + i, cprm)) 3aba481f Roland McGrath 2008-01-30 2120 return 0; 3aba481f Roland McGrath 2008-01-30 2121 3aba481f Roland McGrath 2008-01-30 2122 /* write out the thread status notes section */ 1e0d184d Alexey Dobriyan 2019-02-04 2123 list_for_each_entry(ets, &info->thread_list, list) { 3aba481f Roland McGrath 2008-01-30 @2124 for (i = 0; i < tmp->num_notes; i++) ecc8c772 Al Viro 2013-10-05 2125 if (!writenote(&tmp->notes[i], cprm)) 3aba481f Roland McGrath 2008-01-30 2126 return 0; 3aba481f Roland McGrath 2008-01-30 2127 } 3aba481f Roland McGrath 2008-01-30 2128 3aba481f Roland McGrath 2008-01-30 2129 return 1; 3aba481f Roland McGrath 2008-01-30 2130 } 3aba481f Roland McGrath 2008-01-30 2131
:::::: The code at line 2124 was first introduced by commit :::::: 3aba481fc94d83ff630d4b7cd2f7447010c4c6df elf core dump: notes reorg
:::::: TO: Roland McGrath <roland@redhat.com> :::::: CC: Ingo Molnar <mingo@elte.hu>
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