int usb_suspend_device(struct usb_device *udev, pm_message_t state) 
int usb_suspend_device(struct usb_device *udev) 
int usb_suspend_device(struct usb_device *udev, pm_message_t state){	return 0;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/390a8c345e6415cbf811232feedac70b56c9fc8d/hub.c/clean/drivers/usb/core/hub.c