static int DefragTestBadProto(void)
{
    Packet *p1 = NULL, *p2 = NULL, *p3 = NULL;
    int id = 12;

    DefragInit();

    p1 = BuildTestPacket(IPPROTO_ICMP, id, 0, 1, 'A', 8);
    FAIL_IF_NULL(p1);
    p2 = BuildTestPacket(IPPROTO_UDP, id, 1, 1, 'B', 8);
    FAIL_IF_NULL(p2);
    p3 = BuildTestPacket(IPPROTO_ICMP, id, 2, 0, 'C', 3);
    FAIL_IF_NULL(p3);

    FAIL_IF_NOT_NULL(Defrag(NULL, NULL, p1, NULL));
    FAIL_IF_NOT_NULL(Defrag(NULL, NULL, p2, NULL));
    FAIL_IF_NOT_NULL(Defrag(NULL, NULL, p3, NULL));

    if (p1 != NULL)
        SCFree(p1);
    if (p2 != NULL)
        SCFree(p2);
    if (p3 != NULL)
        SCFree(p3);

    DefragDestroy();
    PASS;
}
The software does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.