static int gdrom_outputversion()

in gdrom.c [653:684]

• 30 lines of code
• 5 McCabe index (conditional complexity)

static int gdrom_outputversion(void)
{
	struct gdrom_id *id;
	char *model_name, *manuf_name, *firmw_ver;
	int err = -ENOMEM;

	/* query device ID */
	id = kzalloc(sizeof(struct gdrom_id), GFP_KERNEL);
	if (!id)
		return err;
	gdrom_identifydevice(id);
	model_name = kstrndup(id->modname, 16, GFP_KERNEL);
	if (!model_name)
		goto free_id;
	manuf_name = kstrndup(id->mname, 16, GFP_KERNEL);
	if (!manuf_name)
		goto free_model_name;
	firmw_ver = kstrndup(id->firmver, 16, GFP_KERNEL);
	if (!firmw_ver)
		goto free_manuf_name;
	pr_info("%s from %s with firmware %s\n",
		model_name, manuf_name, firmw_ver);
	err = 0;
	kfree(firmw_ver);
free_manuf_name:
	kfree(manuf_name);
free_model_name:
	kfree(model_name);
free_id:
	kfree(id);
	return err;
}