net: ena: remove set but not used variable 'rx_ring'

drivers/net/ethernet/amazon/ena/ena_netdev.c: In function ena_xdp_xmit_buff:
drivers/net/ethernet/amazon/ena/ena_netdev.c:316:19: warning:
 variable rx_ring set but not used [-Wunused-but-set-variable]

commit 27938dd2da07 ("net: ena: Implement XDP_TX action")
left behind this unused variable.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 081acf077bb52db6adce004b96f669095ab09473..894e8c1a8cf15f7ab33eb3d2cb326507255ce5a6 100644 (file)
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -313,7 +313,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev,
        struct ena_com_tx_ctx ena_tx_ctx = {0};
        struct ena_tx_buffer *tx_info;
        struct ena_ring *xdp_ring;
-       struct ena_ring *rx_ring;
        u16 next_to_use, req_id;
        int rc;
        void *push_hdr;
@@ -324,8 +323,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev,
        req_id = xdp_ring->free_ids[next_to_use];
        tx_info = &xdp_ring->tx_buffer_info[req_id];
        tx_info->num_of_bufs = 0;
-       rx_ring = &xdp_ring->adapter->rx_ring[qid -
-                 xdp_ring->adapter->xdp_first_ring];
        page_ref_inc(rx_info->page);
        tx_info->xdp_rx_page = rx_info->page;