dm cache: avoid calling policy destructor twice on error
authorHeinz Mauelshagen <heinzm@redhat.com>
Wed, 20 Mar 2013 17:21:26 +0000 (17:21 +0000)
committerAlasdair G Kergon <agk@redhat.com>
Wed, 20 Mar 2013 17:21:26 +0000 (17:21 +0000)
commitb978440b8db901aba0c4cd38c7c841c9b5cd9a7e
tree928f481942043a9a7ee0546f2388a18db14d1b9c
parent617a0b89da4898d4cc990c9eb4bc9c0591c538a5
dm cache: avoid calling policy destructor twice on error

If the cache policy's config values are not able to be set we must
set the policy to NULL after destroying it in create_cache_policy()
so we don't attempt to destroy it a second time later.

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
drivers/md/dm-cache-target.c