commit c7cd55504a5b0fc826a2cd9540845979d24ae542
author Shenghui Wang <shhuiw@foxmail.com> Sun Oct 07 14:45:41 2018 +0800
committer Mike Snitzer <snitzer@redhat.com> Tue Oct 09 13:53:03 2018 -0400
tree 4a9cff7ad26a5797094f792bed90ccb5695f6247
parent 0238df646e6224016a45505d2c111a24669ebe21

dm cache: destroy migration_cache if cache target registration failed

Commit 7e6358d244e47 ("dm: fix various targets to dm_register_target
after module __init resources created") inadvertently introduced this
bug when it moved dm_register_target() after the call to KMEM_CACHE().

Fixes: 7e6358d244e47 ("dm: fix various targets to dm_register_target after module __init resources created")
Cc: stable@vger.kernel.org
Signed-off-by: Shenghui Wang <shhuiw@foxmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>