tptr = pptr;
- ND_TCHECK2(*tptr, UDLD_HEADER_LEN);
+ ND_TCHECK_LEN(tptr, UDLD_HEADER_LEN);
code = UDLD_EXTRACT_OPCODE(EXTRACT_U_1(tptr));
len -= 4;
tptr += 4;
- ND_TCHECK2(*tptr, len);
+ ND_TCHECK_LEN(tptr, len);
switch (type) {
case UDLD_DEVICE_ID_TLV: