net: kill unused macros

These macros never be used, so remove them.
Signed-off-by: NShan Wei <shanwei@cn.fujitsu.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/inet_connection_sock.h

@@ -132,7 +132,6 @@ struct inet_connection_sock {
 #define ICSK_TIME_RETRANS	1	/* Retransmit timer */
 #define ICSK_TIME_DACK		2	/* Delayed ack timer */
 #define ICSK_TIME_PROBE0	3	/* Zero window probe timer */
-#define ICSK_TIME_KEEPOPEN	4	/* Keepalive timer */
 
 static inline struct inet_connection_sock *inet_csk(const struct sock *sk)
 {

include/net/tcp.h

@@ -1158,8 +1158,6 @@ struct tcp_md5sig_pool {
 	union tcp_md5sum_block	md5_blk;
 };
 
-#define TCP_MD5SIG_MAXKEYS	(~(u32)0)	/* really?! */
-
 /* - functions */
 extern int tcp_v4_md5_hash_skb(char *md5_hash, struct tcp_md5sig_key *key,
 			       struct sock *sk, struct request_sock *req,

net/atm/mpc.c

@@ -64,8 +64,6 @@
 	do { if (0) printk(KERN_CONT format, ##args); } while (0)
 #endif
 
-#define MPOA_TAG_LEN 4
-
 /* mpc_daemon -> kernel */
 static void MPOA_trigger_rcvd(struct k_message *msg, struct mpoa_client *mpc);
 static void MPOA_res_reply_rcvd(struct k_message *msg, struct mpoa_client *mpc);

net/core/neighbour.c

@@ -41,7 +41,6 @@
 
 #define NEIGH_PRINTK(x...) printk(x)
 #define NEIGH_NOPRINTK(x...) do { ; } while(0)
-#define NEIGH_PRINTK0 NEIGH_PRINTK
 #define NEIGH_PRINTK1 NEIGH_NOPRINTK
 #define NEIGH_PRINTK2 NEIGH_NOPRINTK
 

net/core/netpoll.c

@@ -35,7 +35,6 @@
 
 #define MAX_UDP_CHUNK 1460
 #define MAX_SKBS 32
-#define MAX_QUEUE_DEPTH (MAX_SKBS / 2)
 
 static struct sk_buff_head skb_pool;
 

net/netlabel/netlabel_cipso_v4.h

@@ -107,7 +107,6 @@ enum {
 	NLBL_CIPSOV4_C_LISTALL,
 	__NLBL_CIPSOV4_C_MAX,
 };
-#define NLBL_CIPSOV4_C_MAX (__NLBL_CIPSOV4_C_MAX - 1)
 
 /* NetLabel CIPSOv4 attributes */
 enum {

net/netlabel/netlabel_mgmt.h

@@ -173,7 +173,6 @@ enum {
 	NLBL_MGMT_C_VERSION,
 	__NLBL_MGMT_C_MAX,
 };
-#define NLBL_MGMT_C_MAX (__NLBL_MGMT_C_MAX - 1)
 
 /* NetLabel Management attributes */
 enum {

net/netlabel/netlabel_unlabeled.h

@@ -180,7 +180,6 @@ enum {
 	NLBL_UNLABEL_C_STATICLISTDEF,
 	__NLBL_UNLABEL_C_MAX,
 };
-#define NLBL_UNLABEL_C_MAX (__NLBL_UNLABEL_C_MAX - 1)
 
 /* NetLabel Unlabeled attributes */
 enum {