Since commit 335fbe0f5d25 ("batman-adv: tvlv - convert tt query packet to use tvlv unicast packets")
batadv_recv_tt_query() is not used.
And commit 122edaa05940 ("batman-adv: tvlv - convert roaming adv packet to use tvlv unicast packets")
left behind batadv_recv_roam_adv().
Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Sven Eckelmann <sven@narfation.org> Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>