net/cavium: Delete N/A assignments for ethtool

There is no need to set N/A for the ethtool fields.
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/cavium/octeon/octeon_mgmt.c

@@ -1339,8 +1339,6 @@ static void octeon_mgmt_get_drvinfo(struct net_device *netdev,
 				    struct ethtool_drvinfo *info)
 {
 	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
-	strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
-	strlcpy(info->bus_info, "N/A", sizeof(info->bus_info));
 }
 
 static int octeon_mgmt_nway_reset(struct net_device *dev)