[media] media: davinci: vpbe_osd: convert to devm_* api

	const struct platform_device_id *pdev_id;

	struct osd_state *osd;

	struct resource *res;

	int ret = 0;

	osd = kzalloc(sizeof(struct osd_state), GFP_KERNEL);

	pdev_id = platform_get_device_id(pdev);

	if (!pdev_id)

		return -EINVAL;

	osd = devm_kzalloc(&pdev->dev, sizeof(struct osd_state), GFP_KERNEL);

	if (osd == NULL)

		return -ENOMEM;

	pdev_id = platform_get_device_id(pdev);

	if (!pdev_id) {

		ret = -EINVAL;

		goto free_mem;

	}

	osd->dev = &pdev->dev;

	osd->vpbe_type = pdev_id->driver_data;

	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	if (!res) {

		dev_err(osd->dev, "Unable to get OSD register address map\n");

		ret = -ENODEV;

		goto free_mem;

	}

	osd->osd_base = devm_ioremap_resource(&pdev->dev, res);

	if (IS_ERR(osd->osd_base))

		return PTR_ERR(osd->osd_base);

	osd->osd_base_phys = res->start;

	osd->osd_size = resource_size(res);

	if (!request_mem_region(osd->osd_base_phys, osd->osd_size,

				MODULE_NAME)) {

		dev_err(osd->dev, "Unable to reserve OSD MMIO region\n");

		ret = -ENODEV;

		goto free_mem;

	}

	osd->osd_base = ioremap_nocache(res->start, osd->osd_size);

	if (!osd->osd_base) {

		dev_err(osd->dev, "Unable to map the OSD region\n");

		ret = -ENODEV;

		goto release_mem_region;

	}

	spin_lock_init(&osd->lock);

	osd->ops = osd_ops;

	platform_set_drvdata(pdev, osd);

	dev_notice(osd->dev, "OSD sub device probe success\n");

	return ret;

release_mem_region:

	release_mem_region(osd->osd_base_phys, osd->osd_size);

free_mem:

	kfree(osd);

	return ret;

	return 0;

}

static int osd_remove(struct platform_device *pdev)

{

	struct osd_state *osd = platform_get_drvdata(pdev);

	iounmap((void *)osd->osd_base);

	release_mem_region(osd->osd_base_phys, osd->osd_size);

	kfree(osd);

	return 0;

}