From d15b774c2920d55e3d58275c97fbe3adc3afde38 Mon Sep 17 00:00:00 2001
From: Alasdair G Kergon <agk@redhat.com>
Date: Tue, 2 Aug 2011 12:32:01 +0100
Subject: [PATCH] dm: fix idr leak on module removal

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

Cc: stable@kernel.org
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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