scsi: hisi_sas: Correct memory allocation size for DQ debugfs

Some sizes we allocate for debugfs structure are incorrect, so fix them.
Signed-off-by: Luo Jiaxing <luojiaxing@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/hisi_sas/hisi_sas_main.c

@@ -2498,7 +2498,7 @@ static void hisi_sas_debugfs_snapshot_cq_reg(struct hisi_hba *hisi_hba)
 
 static void hisi_sas_debugfs_snapshot_dq_reg(struct hisi_hba *hisi_hba)
 {
-	int queue_entry_size = hisi_hba->hw->complete_hdr_size;
+	int queue_entry_size = sizeof(struct hisi_sas_cmd_hdr);
 	int i;
 
 	for (i = 0; i < hisi_hba->queue_count; i++)
@@ -2941,7 +2941,7 @@ void hisi_sas_debugfs_init(struct hisi_hba *hisi_hba)
 	}
 
 	/* Alloc buffer for dq */
-	sz = hisi_hba->hw->complete_hdr_size * HISI_SAS_QUEUE_SLOTS;
+	sz = sizeof(struct hisi_sas_cmd_hdr) * HISI_SAS_QUEUE_SLOTS;
 	for (d = 0; d < hisi_hba->queue_count; d++) {
 		hisi_hba->debugfs_cmd_hdr[d] =
 			devm_kmalloc(dev, sz, GFP_KERNEL);