143             unsigned char* bufptr = devdesc;  in find_usb_device()  local
166             bufend = bufptr + desclength;  in find_usb_device()
175             device = (struct usb_device_descriptor*)bufptr;  in find_usb_device()
176             bufptr += USB_DT_DEVICE_SIZE;  in find_usb_device()
188             config = (struct usb_config_descriptor *)bufptr;  in find_usb_device()
189             bufptr += USB_DT_CONFIG_SIZE;  in find_usb_device()
197             while (bufptr < bufend) {  in find_usb_device()
198                 unsigned char length = bufptr[0];  in find_usb_device()
199                 unsigned char type = bufptr[1];  in find_usb_device()
202                     interface = (struct usb_interface_descriptor *)bufptr;  in find_usb_device()
203                     bufptr += length;  in find_usb_device()
225                         ep1 = (struct usb_endpoint_descriptor *)bufptr;  in find_usb_device()
226                         bufptr += USB_DT_ENDPOINT_SIZE;  in find_usb_device()
229                         if (bufptr+2 <= devdesc + desclength &&  in find_usb_device()
230                             bufptr[0] == USB_DT_SS_EP_COMP_SIZE &&  in find_usb_device()
231                             bufptr[1] == USB_DT_SS_ENDPOINT_COMP) {  in find_usb_device()
232                             bufptr += USB_DT_SS_EP_COMP_SIZE;  in find_usb_device()
234                         ep2 = (struct usb_endpoint_descriptor *)bufptr;  in find_usb_device()
235                         bufptr += USB_DT_ENDPOINT_SIZE;  in find_usb_device()
236                         if (bufptr+2 <= devdesc + desclength &&  in find_usb_device()
237                             bufptr[0] == USB_DT_SS_EP_COMP_SIZE &&  in find_usb_device()
238                             bufptr[1] == USB_DT_SS_ENDPOINT_COMP) {  in find_usb_device()
239                             bufptr += USB_DT_SS_EP_COMP_SIZE;  in find_usb_device()
242                         if (bufptr > devdesc + desclength ||  in find_usb_device()
295                     bufptr += length;  in find_usb_device()