l2_fhdr
void bnx_dump_l2fhdr(struct bnx_softc *, int, struct l2_fhdr *);
struct l2_fhdr *l2fhdr;
l2fhdr = mtod(m, struct l2_fhdr *);
m_adj(m, sizeof(struct l2_fhdr) + ETHER_ALIGN);
sc->max_frame_size = sizeof(struct l2_fhdr) + 2 + ether_mtu + 8;
bnx_dump_l2fhdr(struct bnx_softc *sc, int idx, struct l2_fhdr *l2fhdr)