scsi_transport_sas: needs to call blk_end_request_all for SMP requests

We need to call blk_end_request_all to complete SMP requests properly.
Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>

drivers/scsi/scsi_transport_sas.c

@@ -173,9 +173,9 @@ static void sas_smp_request(struct request_queue *q, struct Scsi_Host *shost,
 		ret = handler(shost, rphy, req);
 		req->errors = ret;
 
-		spin_lock_irq(q->queue_lock);
+		blk_end_request_all(req, ret);
 
-		req->end_io(req, ret);
+		spin_lock_irq(q->queue_lock);
 	}
 }