Hi Satya,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on dm/for-next]
[also build test WARNING on block/for-next linus/master linux/master v5.9 next-20201023]
[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/Satya-Tangirala/add-support-for-inline-encryption-to-device-mapper/20201016-054900
base:   https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: i386-randconfig-c001-20201025 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <redacted>


"coccinelle warnings: (new ones prefixed by >>)"

quoted

drivers/md/dm.c:2204:12-19: WARNING: ERR_CAST can be used with ksm

Please review and possibly fold the followup patch.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org