net: hns3: replace num_req_vfs with num_alloc_vport in hclge_reset_umv_space()

Like the calculation elsewhere, replaces num_req_vfs with
num_alloc_vport in hclge_reset_umv_space().
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

@@ -7254,7 +7254,7 @@ static void hclge_reset_umv_space(struct hclge_dev *hdev)
 
 	mutex_lock(&hdev->umv_mutex);
 	hdev->share_umv_size = hdev->priv_umv_size +
-			hdev->max_umv_size % (hdev->num_req_vfs + 2);
+			hdev->max_umv_size % (hdev->num_alloc_vport + 1);
 	mutex_unlock(&hdev->umv_mutex);
 }