'io_base' has been defined and initialized, but never used,
so remove it.
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
                ring = &priv->ring[q->tqp_index];
                desc_num = priv->ae_handle->kinfo.num_tx_desc;
                ring->queue_index = q->tqp_index;
-               ring->io_base = (u8 __iomem *)q->io_base + HNS3_TX_REG_OFFSET;
        } else {
                ring = &priv->ring[q->tqp_index + queue_num];
                desc_num = priv->ae_handle->kinfo.num_rx_desc;
                ring->queue_index = q->tqp_index;
-               ring->io_base = q->io_base;
        }
 
        hnae3_set_bit(ring->flag, HNAE3_RING_TYPE_B, ring_type);
 
 };
 
 struct hns3_enet_ring {
-       u8 __iomem *io_base; /* base io address for the ring */
        struct hns3_desc *desc; /* dma map address space */
        struct hns3_desc_cb *desc_cb;
        struct hns3_enet_ring *next;