cfpkt_add_head
int cfpkt_add_head(struct cfpkt *pkt, const void *data, u16 len);
cfpkt_add_head(pkt, zeros, hpad);
cfpkt_add_head(pkt, &hpad, 1);
cfpkt_add_head(pkt, usbl->tx_eth_hdr, sizeof(usbl->tx_eth_hdr));
cfpkt_add_head(pkt, &zero, 3);
cfpkt_add_head(pkt, &packet_type, 1);
cfpkt_add_head(pkt, &data, 2);
cfpkt_add_head(pkt, &linkid, 1);
!cfpkt_add_head(pkt, data, len);
EXPORT_SYMBOL(cfpkt_add_head);
if (cfpkt_add_head(frontpkt, &seg, 1) < 0)
if (cfpkt_add_head(frontpkt, head, 6) < 0)
if (cfpkt_add_head(frontpkt, &seg, 1) < 0)
cfpkt_add_head(pkt, &stx, 1);
cfpkt_add_head(pkt, &stx, 1);
cfpkt_add_head(newpkt, &tmp8, 1);
if (cfpkt_add_head(pkt, &flow_on, 1) < 0) {
if (cfpkt_add_head(pkt, &flow_off, 1) < 0) {
cfpkt_add_head(pkt, &zero, 1);
if (cfpkt_add_head(pkt, &tmp, 1) < 0) {
cfpkt_add_head(pkt, &videoheader, 4);