static int add_root_nvdimm_bridge()

in acpi.c [353:375]

• 20 lines of code
• 4 McCabe index (conditional complexity)

static int add_root_nvdimm_bridge(struct device *match, void *data)
{
	struct cxl_decoder *cxld;
	struct cxl_port *root_port = data;
	struct cxl_nvdimm_bridge *cxl_nvb;
	struct device *host = root_port->dev.parent;

	if (!is_root_decoder(match))
		return 0;

	cxld = to_cxl_decoder(match);
	if (!(cxld->flags & CXL_DECODER_F_PMEM))
		return 0;

	cxl_nvb = devm_cxl_add_nvdimm_bridge(host, root_port);
	if (IS_ERR(cxl_nvb)) {
		dev_dbg(host, "failed to register pmem\n");
		return PTR_ERR(cxl_nvb);
	}
	dev_dbg(host, "%s: add: %s\n", dev_name(&root_port->dev),
		dev_name(&cxl_nvb->dev));
	return 1;
}