dm: don't use idr_remove_all()

idr_destroy() can destroy idr by itself and idr_remove_all() is being
deprecated.  Drop its usage.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Alasdair Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 314a0e2faf79..9ffa7467d270 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -318,7 +318,6 @@ static void __exit dm_exit(void)
         /*
          * Should be empty by this point.
          */
-        idr_remove_all(&_minor_idr);
         idr_destroy(&_minor_idr);
 }