pch_gbe: remove unused variable

netdev is unused in pch_gbe_setup_rctl.  Remove this declaration to
avoid a compiler warning.

Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index 35a7c21..5dc61b4 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -698,7 +698,6 @@
  */
 static void pch_gbe_setup_rctl(struct pch_gbe_adapter *adapter)
 {
-	struct net_device *netdev = adapter->netdev;
 	struct pch_gbe_hw *hw = &adapter->hw;
 	u32 rx_mode, tcpip;