Staging: batman-adv: Add include guards to all header files

We include different header files indirectly to the same source file.
This creates weird compiler errors from time to time. Include guards
should prefend that functions/variables/... gets redefined by itself.

Signed-off-by: Sven Eckelmann <sven.eckelmann@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/batman-adv/aggregation.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_AGGREGATION_H_
+#define _NET_BATMAN_ADV_AGGREGATION_H_
+
 #include "main.h"
 
 /* is there another aggregated packet here? */
@@ -36,3 +39,5 @@ void add_bat_packet_to_list(struct bat_priv *bat_priv,
 			    unsigned long send_time);
 void receive_aggr_bat_packet(struct ethhdr *ethhdr, unsigned char *packet_buff,
 			     int packet_len, struct batman_if *if_incoming);
+
+#endif /* _NET_BATMAN_ADV_AGGREGATION_H_ */

drivers/staging/batman-adv/bat_debugfs.h

@@ -20,8 +20,8 @@
  */
 
 
-#ifndef BAT_DEBUGFS_H
+#ifndef _NET_BATMAN_ADV_DEBUGFS_H_
-#define BAT_DEBUGFS_H
+#define _NET_BATMAN_ADV_DEBUGFS_H_
 
 #define DEBUGFS_BAT_SUBDIR "batman_adv"
 
@@ -30,4 +30,4 @@ void debugfs_destroy(void);
 int debugfs_add_meshif(struct net_device *dev);
 void debugfs_del_meshif(struct net_device *dev);
 
-#endif
+#endif /* _NET_BATMAN_ADV_DEBUGFS_H_ */

drivers/staging/batman-adv/bat_sysfs.h

@@ -20,8 +20,8 @@
  */
 
 
-#ifndef BAT_SYSFS_H
+#ifndef _NET_BATMAN_ADV_SYSFS_H_
-#define BAT_SYSFS_H
+#define _NET_BATMAN_ADV_SYSFS_H_
 
 #define SYSFS_IF_MESH_SUBDIR "mesh"
 #define SYSFS_IF_BAT_SUBDIR "batman_adv"
@@ -39,4 +39,4 @@ void sysfs_del_meshif(struct net_device *dev);
 int sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev);
 void sysfs_del_hardif(struct kobject **hardif_obj);
 
-#endif
+#endif /* _NET_BATMAN_ADV_SYSFS_H_ */

drivers/staging/batman-adv/bitarray.h

@@ -19,6 +19,8 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_BITARRAY_H_
+#define _NET_BATMAN_ADV_BITARRAY_H_
 
 /* you should choose something big, if you don't want to waste cpu */
 #define TYPE_OF_WORD unsigned long
@@ -40,3 +42,5 @@ char bit_get_packet(TYPE_OF_WORD *seq_bits, int32_t seq_num_diff,
 
 /* count the hamming weight, how many good packets did we receive? */
 int  bit_packet_count(TYPE_OF_WORD *seq_bits);
+
+#endif /* _NET_BATMAN_ADV_BITARRAY_H_ */

drivers/staging/batman-adv/hard-interface.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_HARD_INTERFACE_H_
+#define _NET_BATMAN_ADV_HARD_INTERFACE_H_
+
 #define IF_NOT_IN_USE 0
 #define IF_TO_BE_REMOVED 1
 #define IF_INACTIVE 2
@@ -38,3 +41,5 @@ int batman_skb_recv(struct sk_buff *skb,
 				struct net_device *orig_dev);
 int hardif_min_mtu(void);
 void update_min_mtu(void);
+
+#endif /* _NET_BATMAN_ADV_HARD_INTERFACE_H_ */

drivers/staging/batman-adv/hash.h

@@ -19,8 +19,9 @@
  *
  */
 
-#ifndef _BATMAN_HASH_H
+#ifndef _NET_BATMAN_ADV_HASH_H_
-#define _BATMAN_HASH_H
+#define _NET_BATMAN_ADV_HASH_H_
+
 #define HASHIT(name) struct hash_it_t name = { \
 		.index = -1, .bucket = NULL, \
 		.prev_bucket = NULL, \
@@ -95,4 +96,5 @@ struct hashtable_t *hash_resize(struct hashtable_t *hash, int size);
  * the returned iterator to access the elements until hash_it_t returns NULL. */
 struct hash_it_t *hash_iterate(struct hashtable_t *hash,
 			       struct hash_it_t *iter_in);
-#endif
+
+#endif /* _NET_BATMAN_ADV_HASH_H_ */

drivers/staging/batman-adv/icmp_socket.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_ICMP_SOCKET_H_
+#define _NET_BATMAN_ADV_ICMP_SOCKET_H_
+
 #include "types.h"
 
 #define ICMP_SOCKET "socket"
@@ -27,3 +30,5 @@ void bat_socket_init(void);
 int bat_socket_setup(struct bat_priv *bat_priv);
 void bat_socket_receive_packet(struct icmp_packet_rr *icmp_packet,
 			       size_t icmp_len);
+
+#endif /* _NET_BATMAN_ADV_ICMP_SOCKET_H_ */

drivers/staging/batman-adv/main.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_MAIN_H_
+#define _NET_BATMAN_ADV_MAIN_H_
+
 /* Kernel Programming */
 #define LINUX
 
@@ -162,3 +165,5 @@ int choose_orig(void *data, int32_t size);
 int is_my_mac(uint8_t *addr);
 int is_bcast(uint8_t *addr);
 int is_mcast(uint8_t *addr);
+
+#endif /* _NET_BATMAN_ADV_MAIN_H_ */

drivers/staging/batman-adv/originator.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_ORIGINATOR_H_
+#define _NET_BATMAN_ADV_ORIGINATOR_H_
+
 int originator_init(void);
 void originator_free(void);
 void purge_orig(struct work_struct *work);
@@ -29,3 +32,5 @@ create_neighbor(struct orig_node *orig_node, struct orig_node *orig_neigh_node,
 int orig_seq_print_text(struct seq_file *seq, void *offset);
 int orig_hash_add_if(struct batman_if *batman_if, int max_if_num);
 int orig_hash_del_if(struct batman_if *batman_if, int max_if_num);
+
+#endif /* _NET_BATMAN_ADV_ORIGINATOR_H_ */

drivers/staging/batman-adv/packet.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_PACKET_H_
+#define _NET_BATMAN_ADV_PACKET_H_
+
 #define ETH_P_BATMAN  0x4305	/* unofficial/not registered Ethertype */
 
 #define BAT_PACKET    0x01
@@ -113,3 +116,5 @@ struct vis_packet {
 	uint8_t  target_orig[6]; /* who should receive this packet */
 	uint8_t  sender_orig[6]; /* who sent or rebroadcasted this packet */
 } __attribute__((packed));
+
+#endif /* _NET_BATMAN_ADV_PACKET_H_ */

drivers/staging/batman-adv/ring_buffer.h

@@ -19,5 +19,10 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_RING_BUFFER_H_
+#define _NET_BATMAN_ADV_RING_BUFFER_H_
+
 void ring_buffer_set(uint8_t lq_recv[], uint8_t *lq_index, uint8_t value);
 uint8_t ring_buffer_avg(uint8_t lq_recv[]);
+
+#endif /* _NET_BATMAN_ADV_RING_BUFFER_H_ */

drivers/staging/batman-adv/routing.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_ROUTING_H_
+#define _NET_BATMAN_ADV_ROUTING_H_
+
 #include "types.h"
 
 void slide_own_bcast_window(struct batman_if *batman_if);
@@ -39,3 +42,5 @@ struct neigh_node *find_router(struct orig_node *orig_node,
 		struct batman_if *recv_if);
 void update_bonding_candidates(struct bat_priv *bat_priv,
 			       struct orig_node *orig_node);
+
+#endif /* _NET_BATMAN_ADV_ROUTING_H_ */

drivers/staging/batman-adv/send.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_SEND_H_
+#define _NET_BATMAN_ADV_SEND_H_
+
 #include "types.h"
 
 int send_skb_packet(struct sk_buff *skb,
@@ -35,3 +38,5 @@ void schedule_forward_packet(struct orig_node *orig_node,
 int  add_bcast_packet_to_list(struct sk_buff *skb);
 void send_outstanding_bat_packet(struct work_struct *work);
 void purge_outstanding_packets(struct batman_if *batman_if);
+
+#endif /* _NET_BATMAN_ADV_SEND_H_ */

drivers/staging/batman-adv/soft-interface.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_SOFT_INTERFACE_H_
+#define _NET_BATMAN_ADV_SOFT_INTERFACE_H_
+
 void set_main_if_addr(uint8_t *addr);
 void interface_setup(struct net_device *dev);
 int interface_tx(struct sk_buff *skb, struct net_device *dev);
@@ -26,3 +29,5 @@ void interface_rx(struct sk_buff *skb, int hdr_size);
 int my_skb_push(struct sk_buff *skb, unsigned int len);
 
 extern unsigned char main_if_addr[];
+
+#endif /* _NET_BATMAN_ADV_SOFT_INTERFACE_H_ */

drivers/staging/batman-adv/translation-table.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
+#define _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
+
 #include "types.h"
 
 int hna_local_init(void);
@@ -38,3 +41,5 @@ struct orig_node *transtable_search(uint8_t *addr);
 extern spinlock_t hna_local_hash_lock;
 extern struct hashtable_t *hna_local_hash;
 extern atomic_t hna_local_changed;
+
+#endif /* _NET_BATMAN_ADV_TRANSLATION_TABLE_H_ */

drivers/staging/batman-adv/types.h

@@ -23,8 +23,8 @@
 
 
 
-#ifndef TYPES_H
+#ifndef _NET_BATMAN_ADV_TYPES_H_
-#define TYPES_H
+#define _NET_BATMAN_ADV_TYPES_H_
 
 #include "packet.h"
 #include "bitarray.h"
@@ -172,4 +172,4 @@ struct if_list_entry {
 	struct hlist_node list;
 };
 
-#endif
+#endif /* _NET_BATMAN_ADV_TYPES_H_ */

drivers/staging/batman-adv/vis.h

@@ -19,6 +19,9 @@
  *
  */
 
+#ifndef _NET_BATMAN_ADV_VIS_H_
+#define _NET_BATMAN_ADV_VIS_H_
+
 #define VIS_TIMEOUT		200	/* timeout of vis packets in seconds */
 
 struct vis_info {
@@ -53,3 +56,5 @@ void receive_client_update_packet(struct bat_priv *bat_priv,
 				  int vis_info_len);
 int vis_init(void);
 void vis_quit(void);
+
+#endif /* _NET_BATMAN_ADV_VIS_H_ */