atl1c: Fix set-but-unused variable.

The variable 'extra_size' is set but unused in
atl1c_configure_tx().  Just kill it off.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
index 894d485bf5bc9d92084f0a5963003009050410b4..5c64a5d915443000459b624b00289a377e343976 100644 (file)
--- a/drivers/net/atl1c/atl1c_main.c
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -1095,10 +1095,8 @@ static void atl1c_configure_tx(struct atl1c_adapter *adapter)
        u32 max_pay_load;
        u16 tx_offload_thresh;
        u32 txq_ctrl_data;
-       u32 extra_size = 0;     /* Jumbo frame threshold in QWORD unit */
        u32 max_pay_load_data;
 
-       extra_size = ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN;
        tx_offload_thresh = MAX_TX_OFFLOAD_THRESH;
        AT_WRITE_REG(hw, REG_TX_TSO_OFFLOAD_THRESH,
                (tx_offload_thresh >> 3) & TX_TSO_OFFLOAD_THRESH_MASK);