drm/vmwgfx: Use list_move_tail instead of list_del/list_add_tail in vmwgfx_cmdbuf_res.c

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

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Signed-off-by: Zack Rusin <zackr@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210609072248.1353421-1-libaokun1@huawei.com

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c
index 9487faf..8381750 100644 (file)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c
@@ -169,8 +169,7 @@ void vmw_cmdbuf_res_revert(struct list_head *list)
                case VMW_CMDBUF_RES_DEL:
                        ret = drm_ht_insert_item(&entry->man->resources, &entry->hash);
                        BUG_ON(ret);
-                       list_del(&entry->head);
-                       list_add_tail(&entry->head, &entry->man->list);
+                       list_move_tail(&entry->head, &entry->man->list);
                        entry->state = VMW_CMDBUF_RES_COMMITTED;
                        break;
                default: