dm: fix idr leak on module removal
commitc2b498857e35bac3ae76a0c546122e1b76d1486a
authorAlasdair G Kergon <agk@redhat.com>
Tue, 2 Aug 2011 11:32:01 +0000 (2 12:32 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 5 Aug 2011 04:58:43 +0000 (4 21:58 -0700)
tree15c2fbec9ae49c82ceea1ea8f6913059d8ed09c8
parenteb81cf19f5740d1397a72d1abb59570e1dda2711
dm: fix idr leak on module removal

commit d15b774c2920d55e3d58275c97fbe3adc3afde38 upstream.

Destroy _minor_idr when unloading the core dm module.  (Found by kmemleak.)

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/md/dm.c