238 	struct ibmasmfs_command_data *command_data;  in command_file_open()  local
243 	command_data = kmalloc(sizeof(struct ibmasmfs_command_data), GFP_KERNEL);  in command_file_open()
244 	if (!command_data)  in command_file_open()
247 	command_data->command = NULL;  in command_file_open()
248 	command_data->sp = inode->i_private;  in command_file_open()
249 	file->private_data = command_data;  in command_file_open()
255 	struct ibmasmfs_command_data *command_data = file->private_data;  in command_file_close()  local
257 	if (command_data->command)  in command_file_close()
258 		command_put(command_data->command);  in command_file_close()
260 	kfree(command_data);  in command_file_close()
266 	struct ibmasmfs_command_data *command_data = file->private_data;  in command_file_read()  local
278 	spin_lock_irqsave(&command_data->sp->lock, flags);  in command_file_read()
279 	cmd = command_data->command;  in command_file_read()
281 		spin_unlock_irqrestore(&command_data->sp->lock, flags);  in command_file_read()
284 	command_data->command = NULL;  in command_file_read()
285 	spin_unlock_irqrestore(&command_data->sp->lock, flags);  in command_file_read()
303 	struct ibmasmfs_command_data *command_data = file->private_data;  in command_file_write()  local
315 	if (command_data->command)  in command_file_write()
318 	cmd = ibmasm_new_command(command_data->sp, count);  in command_file_write()
327 	spin_lock_irqsave(&command_data->sp->lock, flags);  in command_file_write()
328 	if (command_data->command) {  in command_file_write()
329 		spin_unlock_irqrestore(&command_data->sp->lock, flags);  in command_file_write()
333 	command_data->command = cmd;  in command_file_write()
334 	spin_unlock_irqrestore(&command_data->sp->lock, flags);  in command_file_write()
336 	ibmasm_exec_command(command_data->sp, cmd);  in command_file_write()