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+

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index bca26f34edf4ca55dadc3ac9c5447d916dcbe4fa..36b141e420b7a3dbb2c2b9330e76cfb4b778ec4a 100644 (file)
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5481,6 +5481,7 @@ static void __exit ext4_exit_fs(void)
        kset_unregister(ext4_kset);
        ext4_exit_system_zone();
        ext4_exit_pageio();
+       ext4_exit_es();
 }
 
 MODULE_AUTHOR("Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and others");