Hi Gilad, I love your patch! Perhaps something to improve: [auto build test WARNING on cryptodev/master] [also build test WARNING on crypto/master] [cannot apply to dm/for-next v5.10-rc1 next-20201026] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Gilad-Ben-Yossef/crypto-switch-to-crypto-API-for-EBOIV-generation/20201026-210817 base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/740a3c74568afb5bb9e1383d1e7597bf4c1cfd9d git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Gilad-Ben-Yossef/crypto-switch-to-crypto-API-for-EBOIV-generation/20201026-210817 git checkout 740a3c74568afb5bb9e1383d1e7597bf4c1cfd9d # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=xtensa If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): drivers/md/dm-crypt.c: In function 'crypt_iv_elephant_ctr': >> drivers/md/dm-crypt.c:745:6: warning: variable 'r' set but not used [-Wunused-but-set-variable] 745 | int r; | ^ vim +/r +745 drivers/md/dm-crypt.c bbb1658461ac85e Milan Broz 2020-01-03 740 bbb1658461ac85e Milan Broz 2020-01-03 741 static int crypt_iv_elephant_ctr(struct crypt_config *cc, struct dm_target *ti, bbb1658461ac85e Milan Broz 2020-01-03 742 const char *opts) bbb1658461ac85e Milan Broz 2020-01-03 743 { bbb1658461ac85e Milan Broz 2020-01-03 744 struct iv_elephant_private *elephant = &cc->iv_gen_private.elephant; bbb1658461ac85e Milan Broz 2020-01-03 @745 int r; bbb1658461ac85e Milan Broz 2020-01-03 746 bbb1658461ac85e Milan Broz 2020-01-03 747 elephant->tfm = crypto_alloc_skcipher("ecb(aes)", 0, 0); bbb1658461ac85e Milan Broz 2020-01-03 748 if (IS_ERR(elephant->tfm)) { bbb1658461ac85e Milan Broz 2020-01-03 749 r = PTR_ERR(elephant->tfm); bbb1658461ac85e Milan Broz 2020-01-03 750 elephant->tfm = NULL; bbb1658461ac85e Milan Broz 2020-01-03 751 } bbb1658461ac85e Milan Broz 2020-01-03 752 740a3c74568afb5 Gilad Ben-Yossef 2020-10-26 753 return 0; bbb1658461ac85e Milan Broz 2020-01-03 754 } bbb1658461ac85e Milan Broz 2020-01-03 755 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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