diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
index a56f3888aba2405bdeded7b83ab42a152999c7fc..3b4cd23cbda34f9618a299d86477404b36b596da 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
@@ -774,7 +774,8 @@ static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev)
 	rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[1].data;
 	for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
 		dev_info(&hdev->pdev->dev,
-			 "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n", i + 4,
+			 "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n",
+			 i + HCLGE_TC_NUM_ONE_DESC,
 			 rx_priv_wl->tc_wl[i].high, rx_priv_wl->tc_wl[i].low);
 
 	cmd = HCLGE_OPC_RX_COM_THRD_ALLOC;
@@ -796,7 +797,8 @@ static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev)
 	rx_com_thrd = (struct hclge_rx_com_thrd *)desc[1].data;
 	for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++)
 		dev_info(&hdev->pdev->dev,
-			 "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n", i + 4,
+			 "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n",
+			 i + HCLGE_TC_NUM_ONE_DESC,
 			 rx_com_thrd->com_thrd[i].high,
 			 rx_com_thrd->com_thrd[i].low);
 	return;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h
index 80e5cc29fc20c9797b623bc69f4ec21511a5e0e4..38b79321c4c44057774d49996c861fb3ec210557 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h
@@ -72,9 +72,10 @@ struct hclge_dbg_reg_common_msg {
 	enum hclge_opcode_type cmd;
 };
 
+#define	HCLGE_DBG_MAX_DFX_MSG_LEN	60
 struct hclge_dbg_dfx_message {
 	int flag;
-	char message[60];
+	char message[HCLGE_DBG_MAX_DFX_MSG_LEN];
 };
 
 #define HCLGE_DBG_MAC_REG_TYPE_LEN	32