[PATCH 01/17] batman-adv: move neigh_node->if_incoming->if_status check in find_router()

    Every time that find_router() is invoked, if_status has to be compared with
    IF_ACTIVE. Moving this comparison inside find_router() will avoid to write it
    each time.

    Signed-off-by: Antonio Quartulli <ordex@autistici.org>
    Signed-off-by: Sven Eckelmann <sven@narfation.org>
[PATCH 03/17]
[PATCH 02/17] batman-adv: Use kzalloc rather than kmalloc followed by memset with 0