Ticket 509 - lock-free access to be->be_suffixlock
    
    Fix Description:
    Previous commit 1b6f39cbb800b9c70abff1d025fecdd812a5b7b6 had a malloc
    size problem.  Instead of the size of pointer, the size of struct
    suffixlist has to be allocated.
    (cherry picked from commit 5bd932e0ebe6873f743b31b600b2a32982dd01db)