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SubjectRe: [PATCH 1/9] bpf: prepare for moving map common stuff into one place
Hi Ming,

[auto build test ERROR on net-next/master]
[also build test ERROR on v4.4 next-20160111]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url: https://github.com/0day-ci/linux/commits/Ming-Lei/bpf-support-percpu-ARRAY-map/20160112-000350
config: sparc64-allmodconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=sparc64

All error/warnings (new ones prefixed by >>):

kernel/bpf/map.c: In function 'map_delete_elem_nop':
>> kernel/bpf/map.c:24:10: error: 'EINVAL' undeclared (first use in this function)
return -EINVAL;
^
kernel/bpf/map.c:24:10: note: each undeclared identifier is reported only once for each function it appears in
>> kernel/bpf/map.c:25:1: warning: control reaches end of non-void function [-Wreturn-type]
}
^

vim +/EINVAL +24 kernel/bpf/map.c

18 {
19 return NULL;
20 }
21
22 int map_delete_elem_nop(struct bpf_map *map, void *key)
23 {
> 24 return -EINVAL;
> 25 }
26

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[unhandled content-type:application/octet-stream]
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