There are currently 2 places in the state recovery code, where we do not
take sufficient precautions before accessing the state->lock_states. In
both cases, we should be holding the state->state_lock.
Reported-by: NPascal Bouchareine <pascal@gandi.net>
Signed-off-by: NTrond Myklebust <Trond.Myklebust@netapp.com>