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SubjectRe: [PATCH v26 01/12] Linux Random Number Generator
Hi "Stephan,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on char-misc/char-misc-testing]
[also build test ERROR on v5.4-rc8 next-20191122]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/Stephan-M-ller/dev-random-a-new-approach-with-full-SP800-90B/20191125-042152
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git b78cda795ac83333293f1bfa3165572a47e550c2
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 7.4.0
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=7.4.0 make.cross ARCH=sh

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

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

In file included from include/linux/printk.h:6:0,
from include/linux/kernel.h:15,
from include/asm-generic/bug.h:19,
from arch/sh/include/asm/bug.h:112,
from include/linux/bug.h:5,
from include/linux/mmdebug.h:5,
from include/linux/percpu.h:5,
from include/asm-generic/irq_regs.h:11,
from ./arch/sh/include/generated/asm/irq_regs.h:1,
from drivers/char/lrng/lrng_pool.c:10:
>> drivers/char/lrng/lrng_pool.c:216:15: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
core_initcall(lrng_init_time_source);
^
include/linux/init.h:197:50: note: in definition of macro '___define_initcall'
__attribute__((__section__(#__sec ".init"))) = fn;
^~
include/linux/init.h:218:28: note: in expansion of macro '__define_initcall'
#define core_initcall(fn) __define_initcall(fn, 1)
^~~~~~~~~~~~~~~~~
>> drivers/char/lrng/lrng_pool.c:216:1: note: in expansion of macro 'core_initcall'
core_initcall(lrng_init_time_source);
^~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +216 drivers/char/lrng/lrng_pool.c

215
> 216 core_initcall(lrng_init_time_source);
217

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation
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