/* The rfcomm tty device will possibly retain even when conn is down, and sysfs doesn't support move zombie device, so we should move the device before conn device is destroyed.  */
static int __match_tty(struct device *dev, void *data)
/* The rfcomm tty device will possibly retain even when conn is down, and sysfs doesn't support move zombie device, so we should move the device before conn device is destroyed.  */
static int __match_tty(struct device *dev, void *data)
{
	return !strncmp(dev_name(dev), "rfcomm", 6);
}