static char *usb_get_fw_dev_path(DeviceState *qdev) { USBDevice *dev = DO_UPCAST(USBDevice, qdev, qdev); char *fw_path, *in; int pos = 0; long nr; fw_path = qemu_malloc(32 + strlen(dev->port->path) * 6); in = dev->port->path; while (true) { nr = strtol(in, &in, 10); if (in[0] == '.') { /* some hub between root port and device */ pos += sprintf(fw_path + pos, "hub@%ld/", nr); in++; } else { /* the device itself */ pos += sprintf(fw_path + pos, "%s@%ld", qdev_fw_name(qdev), nr); break; } } return fw_path; }
static char *usb_get_fw_dev_path(DeviceState *qdev) { USBDevice *dev = DO_UPCAST(USBDevice, qdev, qdev); char *fw_path, *in; int pos = 0; long nr; fw_path = qemu_malloc(32 + strlen(dev->port->path) * 6); in = dev->port->path; while (true) { nr = strtol(in, &in, 10); if (in[0] == '.') {   pos += sprintf(fw_path + pos, "hub@%ld/", nr); in++; } else {   pos += sprintf(fw_path + pos, "%s@%ld", qdev_fw_name(qdev), nr); break; } } return fw_path; }