tree: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master head: a94bfd5f50ddf114594f5c7f99686f1cfa2b7a76 commit: 915e4e8413dacc086efcef4de04fdfdca57e8b1c [99/119] crypto: hisilicon - SEC security accelerator driver reproduce: # apt-get install sparse git checkout 915e4e8413dacc086efcef4de04fdfdca57e8b1c make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) >> drivers/crypto/hisilicon/sec/sec_algs.c:396:5: sparse: symbol 'sec_send_request' was not declared. Should it be static? include/linux/slab.h:631:13: sparse: undefined identifier '__builtin_mul_overflow' include/linux/slab.h:631:13: sparse: not a function <noident> include/linux/slab.h:631:13: sparse: not a function <noident> include/linux/slab.h:631:13: sparse: call with no type! Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation