Fix code style of missing a blank line before return.

Co-developed-by: Zhu Yikai <zhuyikai1@h-partners.com>
Signed-off-by: Zhu Yikai <zhuyikai1@h-partners.com>
Signed-off-by: Fan Gong <gongfan1@huawei.com>
Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
---
 drivers/net/ethernet/huawei/hinic3/hinic3_lld.c     | 5 +++++
 drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c | 1 +
 drivers/net/ethernet/huawei/hinic3/hinic3_tx.c      | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_lld.c b/drivers/net/ethernet/huawei/hinic3/hinic3_lld.c
index 10477fb9cc34..3db8241a3b0c 100644
--- a/drivers/net/ethernet/huawei/hinic3/hinic3_lld.c
+++ b/drivers/net/ethernet/huawei/hinic3/hinic3_lld.c
@@ -122,6 +122,7 @@ static int hinic3_attach_aux_devices(struct hinic3_hwdev *hwdev)
 			goto err_del_adevs;
 	}
 	mutex_unlock(&pci_adapter->pdev_mutex);
+
 	return 0;
 
 err_del_adevs:
@@ -133,6 +134,7 @@ static int hinic3_attach_aux_devices(struct hinic3_hwdev *hwdev)
 		}
 	}
 	mutex_unlock(&pci_adapter->pdev_mutex);
+
 	return -ENOMEM;
 }
 
@@ -154,6 +156,7 @@ struct hinic3_hwdev *hinic3_adev_get_hwdev(struct auxiliary_device *adev)
 	struct hinic3_adev *hadev;
 
 	hadev = container_of(adev, struct hinic3_adev, adev);
+
 	return hadev->hwdev;
 }
 
@@ -335,6 +338,7 @@ static int hinic3_probe_func(struct hinic3_pcidev *pci_adapter)
 
 err_out:
 	dev_err(&pdev->dev, "PCIe device probe function failed\n");
+
 	return err;
 }
 
@@ -367,6 +371,7 @@ static int hinic3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
 err_out:
 	dev_err(&pdev->dev, "PCIe device probe failed\n");
+
 	return err;
 }
 
diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c
index 9349b8a314ae..979f47ca77f9 100644
--- a/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c
+++ b/drivers/net/ethernet/huawei/hinic3/hinic3_nic_cfg.c
@@ -112,6 +112,7 @@ int hinic3_set_port_mtu(struct net_device *netdev, u16 new_mtu)
 	struct hinic3_hwdev *hwdev = nic_dev->hwdev;
 
 	func_tbl_cfg.mtu = new_mtu;
+
 	return hinic3_set_function_table(hwdev, BIT(L2NIC_FUNC_TBL_CFG_MTU),
 					 &func_tbl_cfg);
 }
diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c
index dea882260b11..92c43c05e3f2 100644
--- a/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c
+++ b/drivers/net/ethernet/huawei/hinic3/hinic3_tx.c
@@ -116,6 +116,7 @@ static int hinic3_tx_map_skb(struct net_device *netdev, struct sk_buff *skb,
 	}
 	dma_unmap_single(&pdev->dev, dma_info[0].dma, dma_info[0].len,
 			 DMA_TO_DEVICE);
+
 	return err;
 }
 
@@ -601,6 +602,7 @@ netdev_tx_t hinic3_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 
 err_drop_pkt:
 	dev_kfree_skb_any(skb);
+
 	return NETDEV_TX_OK;
 }
 
-- 
2.43.0