SUME_MIN_PKT_SIZE
int plen = SUME_MIN_PKT_SIZE;
if (m->m_pkthdr.len > SUME_MIN_PKT_SIZE)
if (m->m_pkthdr.len < SUME_MIN_PKT_SIZE)
bzero(outbuf + sizeof(struct nf_metadata), SUME_MIN_PKT_SIZE);