Symbol: UDAV_MIN_FRAME_LEN
sys/dev/usb/net/if_udav.c
605
if (m->m_pkthdr.len < UDAV_MIN_FRAME_LEN) {
sys/dev/usb/net/if_udav.c
606
extra_len = UDAV_MIN_FRAME_LEN - m->m_pkthdr.len;