return class_register(&usb_host_class); 
int retval = 0;  usb_host_class = class_create(THIS_MODULE, "usb_host"); if (IS_ERR(usb_host_class)) retval = PTR_ERR(usb_host_class); return retval; 
int usb_host_init(void){	return class_register(&usb_host_class);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/8561b10f6e7ef0a085709ffc844f74130a067abe/hcd.c/clean/drivers/usb/core/hcd.c