[PATCH net-next v2] net: hns3: use list_move_tail instead of list_del/list_add_tail in hclgevf_main.c

[Baokun Li]

Using list_move_tail() instead of list_del() + list_add_tail() in hclgevf_main.c.

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Baokun Li <libaokun1@xxxxxxxxxx>
---
V1->V2:
	CC mailist

 .../hisilicon/hns3/hns3vf/hclgevf_main.c     | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index f84b3a135c06..52eaf82b7cd7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -1536,8 +1536,7 @@ static void hclgevf_sync_from_add_list(struct list_head *add_list,
 			kfree(mac_node);
 		} else if (mac_node->state == HCLGEVF_MAC_ACTIVE) {
 			mac_node->state = HCLGEVF_MAC_TO_DEL;
-			list_del(&mac_node->node);
-			list_add_tail(&mac_node->node, mac_list);
+			list_move_tail(&mac_node->node, mac_list);
 		} else {
 			list_del(&mac_node->node);
 			kfree(mac_node);
@@ -1562,8 +1561,7 @@ static void hclgevf_sync_from_del_list(struct list_head *del_list,
 			list_del(&mac_node->node);
 			kfree(mac_node);
 		} else {
-			list_del(&mac_node->node);
-			list_add_tail(&mac_node->node, mac_list);
+			list_move_tail(&mac_node->node, mac_list);
 		}
 	}
 }
@@ -1599,8 +1597,7 @@ static void hclgevf_sync_mac_list(struct hclgevf_dev *hdev,
 	list_for_each_entry_safe(mac_node, tmp, list, node) {
 		switch (mac_node->state) {
 		case HCLGEVF_MAC_TO_DEL:
-			list_del(&mac_node->node);
-			list_add_tail(&mac_node->node, &tmp_del_list);
+			list_move_tail(&mac_node->node, &tmp_del_list);
 			break;
 		case HCLGEVF_MAC_TO_ADD:
 			new_node = kzalloc(sizeof(*new_node), GFP_ATOMIC);