mmitter Chris Mason <chris.mason@fusionio.com> 1343075283 -0400

Btrfs: fix buffer leak in btrfs_next_old_leaf

When calling btrfs_next_old_leaf, we were leaking an extent buffer in the
rare case of using the deadlock avoidance code needed for the tree mod log.

Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
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