370 	struct usb_handshake *hs;  in wusb_dev_4way_handshake()  local
376 	hs = kcalloc(3, sizeof(hs[0]), GFP_KERNEL);  in wusb_dev_4way_handshake()
377 	if (hs == NULL) {  in wusb_dev_4way_handshake()
391 	hs[0].bMessageNumber = 1;  in wusb_dev_4way_handshake()
392 	hs[0].bStatus = 0;  in wusb_dev_4way_handshake()
393 	memcpy(hs[0].tTKID, &tkid_le, sizeof(hs[0].tTKID));  in wusb_dev_4way_handshake()
394 	hs[0].bReserved = 0;  in wusb_dev_4way_handshake()
395 	memcpy(hs[0].CDID, &wusb_dev->cdid, sizeof(hs[0].CDID));  in wusb_dev_4way_handshake()
396 	get_random_bytes(&hs[0].nonce, sizeof(hs[0].nonce));  in wusb_dev_4way_handshake()
397 	memset(hs[0].MIC, 0, sizeof(hs[0].MIC)); /* Per WUSB1.0[T7-22] */  in wusb_dev_4way_handshake()
403 		1, 0, &hs[0], sizeof(hs[0]), USB_CTRL_SET_TIMEOUT);  in wusb_dev_4way_handshake()
414 		2, 0, &hs[1], sizeof(hs[1]), USB_CTRL_GET_TIMEOUT);  in wusb_dev_4way_handshake()
421 	if (hs[1].bMessageNumber != 2) {  in wusb_dev_4way_handshake()
423 			hs[1].bMessageNumber);  in wusb_dev_4way_handshake()
426 	if (hs[1].bStatus != 0) {  in wusb_dev_4way_handshake()
428 			hs[1].bStatus);  in wusb_dev_4way_handshake()
431 	if (memcmp(hs[0].tTKID, hs[1].tTKID, sizeof(hs[0].tTKID))) {  in wusb_dev_4way_handshake()
434 			hs[0].tTKID[0], hs[0].tTKID[1], hs[0].tTKID[2],  in wusb_dev_4way_handshake()
435 			hs[1].tTKID[0], hs[1].tTKID[1], hs[1].tTKID[2]);  in wusb_dev_4way_handshake()
438 	if (memcmp(hs[0].CDID, hs[1].CDID, sizeof(hs[0].CDID))) {  in wusb_dev_4way_handshake()
451 	memcpy(keydvt_in.hnonce, hs[0].nonce, sizeof(keydvt_in.hnonce));  in wusb_dev_4way_handshake()
452 	memcpy(keydvt_in.dnonce, hs[1].nonce, sizeof(keydvt_in.dnonce));  in wusb_dev_4way_handshake()
461 	result = wusb_oob_mic(mic, keydvt_out.kck, &ccm_n, &hs[1]);  in wusb_dev_4way_handshake()
468 	if (memcmp(hs[1].MIC, mic, sizeof(hs[1].MIC))) {  in wusb_dev_4way_handshake()
474 	hs[2].bMessageNumber = 3;  in wusb_dev_4way_handshake()
475 	hs[2].bStatus = 0;  in wusb_dev_4way_handshake()
476 	memcpy(hs[2].tTKID, &tkid_le, sizeof(hs[2].tTKID));  in wusb_dev_4way_handshake()
477 	hs[2].bReserved = 0;  in wusb_dev_4way_handshake()
478 	memcpy(hs[2].CDID, &wusb_dev->cdid, sizeof(hs[2].CDID));  in wusb_dev_4way_handshake()
479 	memcpy(hs[2].nonce, hs[0].nonce, sizeof(hs[2].nonce));  in wusb_dev_4way_handshake()
480 	result = wusb_oob_mic(hs[2].MIC, keydvt_out.kck, &ccm_n, &hs[2]);  in wusb_dev_4way_handshake()
491 		3, 0, &hs[2], sizeof(hs[2]), USB_CTRL_SET_TIMEOUT);  in wusb_dev_4way_handshake()
524 	memset(hs, 0, 3*sizeof(hs[0]));  in wusb_dev_4way_handshake()
532 	kfree(hs);  in wusb_dev_4way_handshake()