static ssize_t target_list_show()

in core/bus.c [95:128]

• 28 lines of code
• 8 McCabe index (conditional complexity)

static ssize_t target_list_show(struct device *dev,
			       struct device_attribute *attr, char *buf)
{
	struct cxl_decoder *cxld = to_cxl_decoder(dev);
	ssize_t offset = 0;
	int i, rc = 0;

	device_lock(dev);
	for (i = 0; i < cxld->interleave_ways; i++) {
		struct cxl_dport *dport = cxld->target[i];
		struct cxl_dport *next = NULL;

		if (!dport)
			break;

		if (i + 1 < cxld->interleave_ways)
			next = cxld->target[i + 1];
		rc = sysfs_emit_at(buf, offset, "%d%s", dport->port_id,
				   next ? "," : "");
		if (rc < 0)
			break;
		offset += rc;
	}
	device_unlock(dev);

	if (rc < 0)
		return rc;

	rc = sysfs_emit_at(buf, offset, "\n");
	if (rc < 0)
		return rc;

	return offset + rc;
}