1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index ba952a032598..bdc52d6922b7 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -920,6 +920,8 @@ static void crypt_dtr(struct dm_target *ti)
 {
         struct crypt_config *cc = (struct crypt_config *) ti->private;
 
+        flush_workqueue(_kcryptd_workqueue);
+
         bioset_free(cc->bs);
         mempool_destroy(cc->page_pool);
         mempool_destroy(cc->io_pool);