From dd12ed144e9797094c04736f97aa27d5fe401476 Mon Sep 17 00:00:00 2001
From: Eric Sandeen <sandeen@redhat.com>
Date: Fri, 26 Jul 2013 15:21:11 -0400
Subject: [PATCH] ext4: destroy ext4_es_cachep on module unload

Without this, module can't be reloaded.

[  500.521980] kmem_cache_sanity_check (ext4_extent_status): Cache name already exists.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@vger.kernel.org  # v3.8+
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