batman-adv: Add const type qualifier for pointers

batman-adv uses pointers which are marked as const and should not
violate that type qualifier by passing it to functions which force a
cast to the non-const version.

Signed-off-by: Sven Eckelmann <sven@narfation.org>

diff --cc net/batman-adv/aggregation.c
Simple merge

diff --cc net/batman-adv/aggregation.h
Simple merge

diff --cc net/batman-adv/bat_debugfs.c
Simple merge

diff --cc net/batman-adv/bat_sysfs.c
Simple merge

diff --cc net/batman-adv/bitarray.c
Simple merge

diff --cc net/batman-adv/bitarray.h
Simple merge

diff --cc net/batman-adv/gateway_client.c
Simple merge

diff --cc net/batman-adv/hard-interface.c
Simple merge

diff --cc net/batman-adv/hard-interface.h
Simple merge

diff --cc net/batman-adv/hash.h
Simple merge

diff --cc net/batman-adv/main.c
Simple merge

diff --cc net/batman-adv/main.h
Simple merge

diff --cc net/batman-adv/originator.c
Simple merge

diff --cc net/batman-adv/originator.h
Simple merge

diff --cc net/batman-adv/ring_buffer.c
Simple merge

diff --cc net/batman-adv/ring_buffer.h
Simple merge

diff --cc net/batman-adv/routing.c
Simple merge

diff --cc net/batman-adv/routing.h
Simple merge

diff --cc net/batman-adv/send.c
Simple merge

diff --cc net/batman-adv/send.h
Simple merge

diff --cc net/batman-adv/soft-interface.c
Simple merge

diff --cc net/batman-adv/soft-interface.h
Simple merge

diff --cc net/batman-adv/translation-table.c
Simple merge

diff --cc net/batman-adv/translation-table.h
Simple merge

diff --cc net/batman-adv/unicast.c
Simple merge

diff --cc net/batman-adv/unicast.h
Simple merge

diff --cc net/batman-adv/vis.c
Simple merge