Re: [PATCH v3 3/3] random: use siphash24 instead of md5 for get_random_int/long

[kbuild test robot]

Hi Jason,

[auto build test ERROR on linus/master]
[also build test ERROR on next-20161214]
[cannot apply to v4.9]
[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/Jason-A-Donenfeld/siphash-add-cryptographically-secure-hashtable-function/20161215-041458
config: openrisc-or1ksim_defconfig (attached as .config)
compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1
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=openrisc 

All errors (new ones prefixed by >>):

>> drivers/char/random.c:2046:1: error: requested alignment is not a constant
   drivers/char/random.c: In function 'get_random_int':
   drivers/char/random.c:2071:2: error: requested alignment is not a constant
   drivers/char/random.c: In function 'get_random_long':
   drivers/char/random.c:2100:2: error: requested alignment is not a constant

vim +2046 drivers/char/random.c

  2040		},
  2041	#endif
  2042		{ }
  2043	};
  2044	#endif 	/* CONFIG_SYSCTL */
  2045	
> 2046	static u8 random_int_secret[SIPHASH24_KEY_LEN] __aligned(SIPHASH24_ALIGNMENT);
  2047	
  2048	int random_int_secret_init(void)
  2049	{

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

Attachment: .config.gz
Description: application/gzip