dm: remove redundant mapped_device member from clone_info structure
authorMike Snitzer <snitzer@redhat.com>
Thu, 14 Dec 2017 21:30:42 +0000 (16:30 -0500)
committerMike Snitzer <snitzer@redhat.com>
Sun, 17 Dec 2017 01:43:15 +0000 (20:43 -0500)
commitbc02cdbe53eadcef75221c3f1f48cdcbdb9cb6ef
treee243fa6f977d88fec8f83a835749d8546849c2f0
parentdde1e1ec4c08c3b7a4cee6cdad53948680d9fe39
dm: remove redundant mapped_device member from clone_info structure

'struct dm_io' already has the same pointer.  So update all accesses
from ci->md to ci->io->md.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm.c