Fix some rollbacks in function hisi_sas_v3_probe() and
interrupt_init_v3_hw().

Link: https://lore.kernel.org/r/1606207594-196362-3-git-send-email-john.garry@huawei.com
Fixes: 8d98416a ("scsi: hisi_sas: Switch v3 hw to MQ")
Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>