Hi Jason,

[auto build test ERROR on cryptodev/master]
[also build test ERROR on v4.9-rc4 next-20161111]
[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/poly1305-generic-C-can-be-faster-on-chips-with-slow-unaligned-access/20161108-053912
base:   
https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
config: openrisc-allmodconfig (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 >>):

   crypto/poly1305_generic.c: In function 'poly1305_setrkey':
>> crypto/poly1305_generic.c:63:2: error: implicit declaration of function 
>> 'get_unaligned_le32'

vim +/get_unaligned_le32 +63 crypto/poly1305_generic.c

    57  }
    58  EXPORT_SYMBOL_GPL(crypto_poly1305_setkey);
    59  
    60  static void poly1305_setrkey(struct poly1305_desc_ctx *dctx, const u8 
*key)
    61  {
    62          /* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
  > 63          dctx->r[0] = (get_unaligned_le32(key +  0) >> 0) & 0x3ffffff;
    64          dctx->r[1] = (get_unaligned_le32(key +  3) >> 2) & 0x3ffff03;
    65          dctx->r[2] = (get_unaligned_le32(key +  6) >> 4) & 0x3ffc0ff;
    66          dctx->r[3] = (get_unaligned_le32(key +  9) >> 6) & 0x3f03fff;

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

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