From: Liu Bo <bo.li.liu@oracle.com>
Date: Thu, 14 Mar 2013 14:58:05 +0000 (+0000)
Subject: Btrfs: use helper to cleanup tree roots
X-Git-Tag: v3.10-rc1~31^2~95
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=be283b2e674a09457d4563729015adb637ce7cc1;p=pandora-kernel.git

Btrfs: use helper to cleanup tree roots

free_root_pointers() has been introduced to cleanup all of tree roots,
so just use it instead.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
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