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>

1 files changed, 6 insertions, 6 deletions

diff --git a/net/batman-adv/routing.h b/net/batman-adv/routing.h
index 870f29842b28..0ce03923ec05 100644
--- a/net/batman-adv/routing.h
+++ b/net/batman-adv/routing.h
@@ -23,12 +23,12 @@
 #define _NET_BATMAN_ADV_ROUTING_H_
 
 void slide_own_bcast_window(struct hard_iface *hard_iface);
-void receive_bat_packet(struct ethhdr *ethhdr,
-                                struct batman_packet *batman_packet,
-                                unsigned char *tt_buff, int tt_buff_len,
-                                struct hard_iface *if_incoming);
+void receive_bat_packet(const struct ethhdr *ethhdr,
+                        struct batman_packet *batman_packet,
+                        const unsigned char *tt_buff, int tt_buff_len,
+                        struct hard_iface *if_incoming);
 void update_routes(struct bat_priv *bat_priv, struct orig_node *orig_node,
-                   struct neigh_node *neigh_node, unsigned char *tt_buff,
+                   struct neigh_node *neigh_node, const unsigned char *tt_buff,
                    int tt_buff_len);
 int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if);
 int recv_icmp_packet(struct sk_buff *skb, struct hard_iface *recv_if);
@@ -39,7 +39,7 @@ int recv_vis_packet(struct sk_buff *skb, struct hard_iface *recv_if);
 int recv_bat_packet(struct sk_buff *skb, struct hard_iface *recv_if);
 struct neigh_node *find_router(struct bat_priv *bat_priv,
                                struct orig_node *orig_node,
-                               struct hard_iface *recv_if);
+                               const struct hard_iface *recv_if);
 void bonding_candidate_del(struct orig_node *orig_node,
                            struct neigh_node *neigh_node);