Merge branch 'linus'

22 files changed, 231 insertions, 222 deletions

diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index a7b04f397c12..2c4ecbe50082 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -107,22 +107,22 @@ static spinlock_t bc_lock = SPIN_LOCK_UNLOCKED;
 char tipc_bclink_name[] = "multicast-link";
 
 
-static inline u32 buf_seqno(struct sk_buff *buf)
+static u32 buf_seqno(struct sk_buff *buf)
 {
 	return msg_seqno(buf_msg(buf));
 } 
 
-static inline u32 bcbuf_acks(struct sk_buff *buf)
+static u32 bcbuf_acks(struct sk_buff *buf)
 {
 	return (u32)(unsigned long)TIPC_SKB_CB(buf)->handle;
 }
 
-static inline void bcbuf_set_acks(struct sk_buff *buf, u32 acks)
+static void bcbuf_set_acks(struct sk_buff *buf, u32 acks)
 {
 	TIPC_SKB_CB(buf)->handle = (void *)(unsigned long)acks;
 }
 
-static inline void bcbuf_decr_acks(struct sk_buff *buf)
+static void bcbuf_decr_acks(struct sk_buff *buf)
 {
 	bcbuf_set_acks(buf, bcbuf_acks(buf) - 1);
 }
@@ -134,7 +134,7 @@ static inline void bcbuf_decr_acks(struct sk_buff *buf)
  * Called with 'node' locked, bc_lock unlocked
  */
 
-static inline void bclink_set_gap(struct node *n_ptr)
+static void bclink_set_gap(struct node *n_ptr)
 {
 	struct sk_buff *buf = n_ptr->bclink.deferred_head;
 
@@ -154,7 +154,7 @@ static inline void bclink_set_gap(struct node *n_ptr)
  *       distribute NACKs, but tries to use the same spacing (divide by 16). 
  */
 
-static inline int bclink_ack_allowed(u32 n)
+static int bclink_ack_allowed(u32 n)
 {
 	return((n % TIPC_MIN_LINK_WIN) == tipc_own_tag);
 }
@@ -271,7 +271,7 @@ static void bclink_send_nack(struct node *n_ptr)
 		msg_set_bcgap_to(msg, n_ptr->bclink.gap_to);
 		msg_set_bcast_tag(msg, tipc_own_tag);
 
-		if (tipc_bearer_send(&bcbearer->bearer, buf, 0)) {
+		if (tipc_bearer_send(&bcbearer->bearer, buf, NULL)) {
 			bcl->stats.sent_nacks++;
 			buf_discard(buf);
 		} else {
@@ -314,7 +314,7 @@ void tipc_bclink_check_gap(struct node *n_ptr, u32 last_sent)
  * Only tipc_net_lock set.
  */
 
-void tipc_bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
+static void tipc_bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
 {
 	struct node *n_ptr = tipc_node_find(dest);
 	u32 my_after, my_to;
@@ -425,9 +425,9 @@ void tipc_bclink_recv_pkt(struct sk_buff *buf)
 					      msg_bcgap_to(msg));
 		} else {
 			tipc_bclink_peek_nack(msg_destnode(msg),
-					 msg_bcast_tag(msg),
-					 msg_bcgap_after(msg),
-					 msg_bcgap_to(msg));
+					      msg_bcast_tag(msg),
+					      msg_bcgap_after(msg),
+					      msg_bcgap_to(msg));
 		}
 		buf_discard(buf);
 		return;
@@ -525,16 +525,18 @@ u32 tipc_bclink_acks_missing(struct node *n_ptr)
  * Returns 0 if packet sent successfully, non-zero if not
  */
 
-int tipc_bcbearer_send(struct sk_buff *buf,
-		       struct tipc_bearer *unused1,
-		       struct tipc_media_addr *unused2)
+static int tipc_bcbearer_send(struct sk_buff *buf,
+			      struct tipc_bearer *unused1,
+			      struct tipc_media_addr *unused2)
 {
 	static int send_count = 0;
 
-	struct node_map remains;
-	struct node_map remains_new;
+	struct node_map *remains;
+	struct node_map *remains_new;
+	struct node_map *remains_tmp;
 	int bp_index;
 	int swap_time;
+	int err;
 
 	/* Prepare buffer for broadcasting (if first time trying to send it) */
 
@@ -555,7 +557,9 @@ int tipc_bcbearer_send(struct sk_buff *buf,
 
 	/* Send buffer over bearers until all targets reached */
 	
-	remains = tipc_cltr_bcast_nodes;
+	remains = kmalloc(sizeof(struct node_map), GFP_ATOMIC);
+	remains_new = kmalloc(sizeof(struct node_map), GFP_ATOMIC);
+	*remains = tipc_cltr_bcast_nodes;
 
 	for (bp_index = 0; bp_index < MAX_BEARERS; bp_index++) {
 		struct bearer *p = bcbearer->bpairs[bp_index].primary;
@@ -564,8 +568,8 @@ int tipc_bcbearer_send(struct sk_buff *buf,
 		if (!p)
 			break;	/* no more bearers to try */
 
-		tipc_nmap_diff(&remains, &p->nodes, &remains_new);
-		if (remains_new.count == remains.count)
+		tipc_nmap_diff(remains, &p->nodes, remains_new);
+		if (remains_new->count == remains->count)
 			continue;	/* bearer pair doesn't add anything */
 
 		if (!p->publ.blocked &&
@@ -583,17 +587,27 @@ swap:
 		bcbearer->bpairs[bp_index].primary = s;
 		bcbearer->bpairs[bp_index].secondary = p;
 update:
-		if (remains_new.count == 0)
-			return TIPC_OK;
+		if (remains_new->count == 0) {
+			err = TIPC_OK;
+			goto out;
+		}
 
+		/* swap map */
+		remains_tmp = remains;
 		remains = remains_new;
+		remains_new = remains_tmp;
 	}
 	
 	/* Unable to reach all targets */
 
 	bcbearer->bearer.publ.blocked = 1;
 	bcl->stats.bearer_congs++;
-	return ~TIPC_OK;
+	err = ~TIPC_OK;
+
+ out:
+	kfree(remains_new);
+	kfree(remains);
+	return err;
 }
 
 /**
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 64dcb0f3a8b2..e213a8e54855 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -45,10 +45,10 @@
 
 #define MAX_ADDR_STR 32
 
-static struct media *media_list = 0;
+static struct media *media_list = NULL;
 static u32 media_count = 0;
 
-struct bearer *tipc_bearers = 0;
+struct bearer *tipc_bearers = NULL;
 
 /**
  * media_name_valid - validate media name
@@ -79,7 +79,7 @@ static struct media *media_find(const char *name)
 		if (!strcmp(m_ptr->name, name))
 			return m_ptr;
 	}
-	return 0;
+	return NULL;
 }
 
 /**
@@ -287,7 +287,7 @@ static struct bearer *bearer_find(const char *name)
 		if (b_ptr->active && (!strcmp(b_ptr->publ.name, name)))
 			return b_ptr;
 	}
-	return 0;
+	return NULL;
 }
 
 /**
@@ -307,7 +307,7 @@ struct bearer *tipc_bearer_find_interface(const char *if_name)
 		if (!strcmp(b_if_name, if_name))
 			return b_ptr;
 	}
-	return 0;
+	return NULL;
 }
 
 /**
@@ -569,7 +569,7 @@ failed:
 
 int tipc_block_bearer(const char *name)
 {
-	struct bearer *b_ptr = 0;
+	struct bearer *b_ptr = NULL;
 	struct link *l_ptr;
 	struct link *temp_l_ptr;
 
@@ -666,8 +666,8 @@ int tipc_bearer_init(void)
 	} else {
 		kfree(tipc_bearers);
 		kfree(media_list);
-		tipc_bearers = 0;
-		media_list = 0;
+		tipc_bearers = NULL;
+		media_list = NULL;
 		res = -ENOMEM;
 	}
 	write_unlock_bh(&tipc_net_lock);
@@ -691,8 +691,8 @@ void tipc_bearer_stop(void)
 	}
 	kfree(tipc_bearers);
 	kfree(media_list);
-	tipc_bearers = 0;
-	media_list = 0;
+	tipc_bearers = NULL;
+	media_list = NULL;
 	media_count = 0;
 }
 
diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c
index ab974ca19371..1aed81584e96 100644
--- a/net/tipc/cluster.c
+++ b/net/tipc/cluster.c
@@ -44,11 +44,11 @@
 #include "msg.h"
 #include "bearer.h"
 
-void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf, 
-			 u32 lower, u32 upper);
-struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest);
+static void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
+				u32 lower, u32 upper);
+static struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest);
 
-struct node **tipc_local_nodes = 0;
+struct node **tipc_local_nodes = NULL;
 struct node_map tipc_cltr_bcast_nodes = {0,{0,}};
 u32 tipc_highest_allowed_slave = 0;
 
@@ -61,7 +61,7 @@ struct cluster *tipc_cltr_create(u32 addr)
 
 	c_ptr = (struct cluster *)kmalloc(sizeof(*c_ptr), GFP_ATOMIC);
 	if (c_ptr == NULL)
-		return 0;
+		return NULL;
 	memset(c_ptr, 0, sizeof(*c_ptr));
 
 	c_ptr->addr = tipc_addr(tipc_zone(addr), tipc_cluster(addr), 0);
@@ -73,7 +73,7 @@ struct cluster *tipc_cltr_create(u32 addr)
 	c_ptr->nodes = (struct node **)kmalloc(alloc, GFP_ATOMIC);
 	if (c_ptr->nodes == NULL) {
 		kfree(c_ptr);
-		return 0;
+		return NULL;
 	}
 	memset(c_ptr->nodes, 0, alloc);  
 	if (in_own_cluster(addr))
@@ -91,7 +91,7 @@ struct cluster *tipc_cltr_create(u32 addr)
 	}
 	else {
 		kfree(c_ptr);
-		c_ptr = 0;
+		c_ptr = NULL;
 	}
 
 	return c_ptr;
@@ -204,7 +204,7 @@ struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
 
 	assert(!in_own_cluster(c_ptr->addr));
 	if (!c_ptr->highest_node)
-		return 0;
+		return NULL;
 
 	/* Start entry must be random */
 	while (mask > c_ptr->highest_node) {
@@ -222,14 +222,14 @@ struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
 		if (tipc_node_has_active_links(c_ptr->nodes[n_num]))
 			return c_ptr->nodes[n_num];
 	}
-	return 0;
+	return NULL;
 }
 
 /*
  *    Routing table management: See description in node.c
  */
 
-struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest)
+static struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest)
 {
 	u32 size = INT_H_SIZE + data_size;
 	struct sk_buff *buf = buf_acquire(size);
@@ -495,7 +495,7 @@ void tipc_cltr_remove_as_router(struct cluster *c_ptr, u32 router)
  * tipc_cltr_multicast - multicast message to local nodes 
  */
 
-void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf, 
+static void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
 			 u32 lower, u32 upper)
 {
 	struct sk_buff *buf_copy;
diff --git a/net/tipc/cluster.h b/net/tipc/cluster.h
index 9963642e1058..1b4cd309495a 100644
--- a/net/tipc/cluster.h
+++ b/net/tipc/cluster.h
@@ -86,7 +86,7 @@ static inline struct cluster *tipc_cltr_find(u32 addr)
 
 	if (z_ptr)
 		return z_ptr->clusters[1];
-	return 0;
+	return NULL;
 }
 
 #endif
diff --git a/net/tipc/config.c b/net/tipc/config.c
index 3c8e6740e5ae..48b5de2dbe60 100644
--- a/net/tipc/config.c
+++ b/net/tipc/config.c
@@ -683,11 +683,11 @@ int tipc_cfg_init(void)
 	memset(&mng, 0, sizeof(mng));
 	INIT_LIST_HEAD(&mng.link_subscribers);
 
-	res = tipc_attach(&mng.user_ref, 0, 0);
+	res = tipc_attach(&mng.user_ref, NULL, NULL);
 	if (res)
 		goto failed;
 
-	res = tipc_createport(mng.user_ref, 0, TIPC_CRITICAL_IMPORTANCE,
+	res = tipc_createport(mng.user_ref, NULL, TIPC_CRITICAL_IMPORTANCE,
 			      NULL, NULL, NULL,
 			      NULL, cfg_named_msg_event, NULL,
 			      NULL, &mng.port_ref);
diff --git a/net/tipc/dbg.c b/net/tipc/dbg.c
index 4f4beefa7830..26ef95d5fe38 100644
--- a/net/tipc/dbg.c
+++ b/net/tipc/dbg.c
@@ -81,7 +81,7 @@ void tipc_printbuf_init(struct print_buf *pb, char *raw, u32 sz)
 
 	pb->crs = pb->buf = raw;
 	pb->size = sz;
-	pb->next = 0;
+	pb->next = NULL;
 	pb->buf[0] = 0;
 	pb->buf[sz-1] = ~0;
 }
@@ -216,7 +216,7 @@ void tipc_printf(struct print_buf *pb, const char *fmt, ...)
                         }
                 }
 		pb_next = pb->next;
-		pb->next = 0;
+		pb->next = NULL;
 		pb = pb_next;
 	}
 	spin_unlock_bh(&print_lock);
diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index 53ba4630c10d..92601385e5f5 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -110,10 +110,10 @@ void tipc_disc_link_event(u32 addr, char *name, int up)
  * @b_ptr: ptr to bearer issuing message
  */
 
-struct sk_buff *tipc_disc_init_msg(u32 type,
-				   u32 req_links,
-				   u32 dest_domain,
-				   struct bearer *b_ptr)
+static struct sk_buff *tipc_disc_init_msg(u32 type,
+					  u32 req_links,
+					  u32 dest_domain,
+					  struct bearer *b_ptr)
 {
 	struct sk_buff *buf = buf_acquire(DSC_H_SIZE);
 	struct tipc_msg *msg;
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index 1f8d83b9c8b4..7a252785f727 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -169,7 +169,7 @@ static int enable_bearer(struct tipc_bearer *tb_ptr)
 
 static void disable_bearer(struct tipc_bearer *tb_ptr)
 {
-	((struct eth_bearer *)tb_ptr->usr_handle)->bearer = 0;
+	((struct eth_bearer *)tb_ptr->usr_handle)->bearer = NULL;
 }
 
 /**
@@ -285,7 +285,7 @@ void tipc_eth_media_stop(void)
 	for (i = 0; i < MAX_ETH_BEARERS ; i++) {
 		if (eth_bearers[i].bearer) {
 			eth_bearers[i].bearer->blocked = 1;
-			eth_bearers[i].bearer = 0;
+			eth_bearers[i].bearer = NULL;
 		}
 		if (eth_bearers[i].dev) {
 			dev_remove_pack(&eth_bearers[i].tipc_packet_type);
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 511872afa459..910b37e5083d 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -157,13 +157,13 @@ static void link_print(struct link *l_ptr, struct print_buf *buf,
 	} \
 } while (0)
 
-static inline void dbg_print_link(struct link *l_ptr, const char *str)
+static void dbg_print_link(struct link *l_ptr, const char *str)
 {
 	if (DBG_OUTPUT)
 		link_print(l_ptr, DBG_OUTPUT, str);
 }
 
-static inline void dbg_print_buf_chain(struct sk_buff *root_buf)
+static void dbg_print_buf_chain(struct sk_buff *root_buf)
 {
 	if (DBG_OUTPUT) {
 		struct sk_buff *buf = root_buf;
@@ -176,50 +176,50 @@ static inline void dbg_print_buf_chain(struct sk_buff *root_buf)
 }
 
 /*
- *  Simple inlined link routines
+ *  Simple link routines
  */
 
-static inline unsigned int align(unsigned int i)
+static unsigned int align(unsigned int i)
 {
 	return (i + 3) & ~3u;
 }
 
-static inline int link_working_working(struct link *l_ptr)
+static int link_working_working(struct link *l_ptr)
 {
 	return (l_ptr->state == WORKING_WORKING);
 }
 
-static inline int link_working_unknown(struct link *l_ptr)
+static int link_working_unknown(struct link *l_ptr)
 {
 	return (l_ptr->state == WORKING_UNKNOWN);
 }
 
-static inline int link_reset_unknown(struct link *l_ptr)
+static int link_reset_unknown(struct link *l_ptr)
 {
 	return (l_ptr->state == RESET_UNKNOWN);
 }
 
-static inline int link_reset_reset(struct link *l_ptr)
+static int link_reset_reset(struct link *l_ptr)
 {
 	return (l_ptr->state == RESET_RESET);
 }
 
-static inline int link_blocked(struct link *l_ptr)
+static int link_blocked(struct link *l_ptr)
 {
 	return (l_ptr->exp_msg_count || l_ptr->blocked);
 }
 
-static inline int link_congested(struct link *l_ptr)
+static int link_congested(struct link *l_ptr)
 {
 	return (l_ptr->out_queue_size >= l_ptr->queue_limit[0]);
 }
 
-static inline u32 link_max_pkt(struct link *l_ptr)
+static u32 link_max_pkt(struct link *l_ptr)
 {
 	return l_ptr->max_pkt;
 }
 
-static inline void link_init_max_pkt(struct link *l_ptr)
+static void link_init_max_pkt(struct link *l_ptr)
 {
 	u32 max_pkt;
 	
@@ -236,20 +236,20 @@ static inline void link_init_max_pkt(struct link *l_ptr)
         l_ptr->max_pkt_probes = 0;
 }
 
-static inline u32 link_next_sent(struct link *l_ptr)
+static u32 link_next_sent(struct link *l_ptr)
 {
 	if (l_ptr->next_out)
 		return msg_seqno(buf_msg(l_ptr->next_out));
 	return mod(l_ptr->next_out_no);
 }
 
-static inline u32 link_last_sent(struct link *l_ptr)
+static u32 link_last_sent(struct link *l_ptr)
 {
 	return mod(link_next_sent(l_ptr) - 1);
 }
 
 /*
- *  Simple non-inlined link routines (i.e. referenced outside this file)
+ *  Simple non-static link routines (i.e. referenced outside this file)
  */
 
 int tipc_link_is_up(struct link *l_ptr)
@@ -396,7 +396,7 @@ static void link_timeout(struct link *l_ptr)
 	tipc_node_unlock(l_ptr->owner);
 }
 
-static inline void link_set_timer(struct link *l_ptr, u32 time)
+static void link_set_timer(struct link *l_ptr, u32 time)
 {
 	k_start_timer(&l_ptr->timer, time);
 }
@@ -573,7 +573,7 @@ void tipc_link_wakeup_ports(struct link *l_ptr, int all)
 		if (win <= 0)
 			break;
 		list_del_init(&p_ptr->wait_list);
-		p_ptr->congested_link = 0;
+		p_ptr->congested_link = NULL;
 		assert(p_ptr->wakeup);
 		spin_lock_bh(p_ptr->publ.lock);
 		p_ptr->publ.congested = 0;
@@ -1004,9 +1004,9 @@ static int link_bundle_buf(struct link *l_ptr,
 	return 1;
 }
 
-static inline void link_add_to_outqueue(struct link *l_ptr, 
-					struct sk_buff *buf, 
-					struct tipc_msg *msg)
+static void link_add_to_outqueue(struct link *l_ptr,
+				 struct sk_buff *buf,
+				 struct tipc_msg *msg)
 {
 	u32 ack = mod(l_ptr->next_in_no - 1);
 	u32 seqno = mod(l_ptr->next_out_no++);
@@ -1156,8 +1156,8 @@ int tipc_link_send(struct sk_buff *buf, u32 dest, u32 selector)
  * Link is locked. Returns user data length.
  */
 
-static inline int link_send_buf_fast(struct link *l_ptr, struct sk_buff *buf,
-				     u32 *used_max_pkt)
+static int link_send_buf_fast(struct link *l_ptr, struct sk_buff *buf,
+			      u32 *used_max_pkt)
 {
 	struct tipc_msg *msg = buf_msg(buf);
 	int res = msg_data_sz(msg);
@@ -1355,7 +1355,7 @@ again:
 	fragm_crs = 0;
 	fragm_rest = 0;
 	sect_rest = 0;
-	sect_crs = 0;
+	sect_crs = NULL;
 	curr_sect = -1;
 
 	/* Prepare reusable fragment header: */
@@ -1549,7 +1549,7 @@ u32 tipc_link_push_packet(struct link *l_ptr)
 			msg_dbg(buf_msg(buf), ">DEF-PROT>");
 			l_ptr->unacked_window = 0;
 			buf_discard(buf);
-			l_ptr->proto_msg_queue = 0;
+			l_ptr->proto_msg_queue = NULL;
 			return TIPC_OK;
 		} else {
 			msg_dbg(buf_msg(buf), "|>DEF-PROT>");
@@ -1860,7 +1860,7 @@ u32 tipc_link_defer_pkt(struct sk_buff **head,
 			struct sk_buff **tail,
 			struct sk_buff *buf)
 {
-	struct sk_buff *prev = 0;
+	struct sk_buff *prev = NULL;
 	struct sk_buff *crs = *head;
 	u32 seq_no = msg_seqno(buf_msg(buf));
 
@@ -1953,7 +1953,7 @@ static void link_handle_out_of_seq_msg(struct link *l_ptr,
 void tipc_link_send_proto_msg(struct link *l_ptr, u32 msg_typ, int probe_msg,
 			      u32 gap, u32 tolerance, u32 priority, u32 ack_mtu)
 {
-	struct sk_buff *buf = 0;
+	struct sk_buff *buf = NULL;
 	struct tipc_msg *msg = l_ptr->pmsg;
         u32 msg_size = sizeof(l_ptr->proto_msg);
 
@@ -2426,7 +2426,7 @@ static int link_recv_changeover_msg(struct link **l_ptr,
 		}
 	}
 exit:
-	*buf = 0;
+	*buf = NULL;
 	buf_discard(tunnel_buf);
 	return 0;
 }
@@ -2539,42 +2539,37 @@ exit:
  * pending message. This makes dynamic memory allocation unecessary.
  */
 
-static inline u32 get_long_msg_seqno(struct sk_buff *buf)
-{
-	return msg_seqno(buf_msg(buf));
-}
-
-static inline void set_long_msg_seqno(struct sk_buff *buf, u32 seqno)
+static void set_long_msg_seqno(struct sk_buff *buf, u32 seqno)
 {
 	msg_set_seqno(buf_msg(buf), seqno);
 }
 
-static inline u32 get_fragm_size(struct sk_buff *buf)
+static u32 get_fragm_size(struct sk_buff *buf)
 {
 	return msg_ack(buf_msg(buf));
 }
 
-static inline void set_fragm_size(struct sk_buff *buf, u32 sz)
+static void set_fragm_size(struct sk_buff *buf, u32 sz)
 {
 	msg_set_ack(buf_msg(buf), sz);
 }
 
-static inline u32 get_expected_frags(struct sk_buff *buf)
+static u32 get_expected_frags(struct sk_buff *buf)
 {
 	return msg_bcast_ack(buf_msg(buf));
 }
 
-static inline void set_expected_frags(struct sk_buff *buf, u32 exp)
+static void set_expected_frags(struct sk_buff *buf, u32 exp)
 {
 	msg_set_bcast_ack(buf_msg(buf), exp);
 }
 
-static inline u32 get_timer_cnt(struct sk_buff *buf)
+static u32 get_timer_cnt(struct sk_buff *buf)
 {
 	return msg_reroute_cnt(buf_msg(buf));
 }
 
-static inline void incr_timer_cnt(struct sk_buff *buf)
+static void incr_timer_cnt(struct sk_buff *buf)
 {
 	msg_incr_reroute_cnt(buf_msg(buf));
 }
@@ -2586,13 +2581,13 @@ static inline void incr_timer_cnt(struct sk_buff *buf)
 int tipc_link_recv_fragment(struct sk_buff **pending, struct sk_buff **fb, 
 			    struct tipc_msg **m)
 {
-	struct sk_buff *prev = 0;
+	struct sk_buff *prev = NULL;
 	struct sk_buff *fbuf = *fb;
 	struct tipc_msg *fragm = buf_msg(fbuf);
 	struct sk_buff *pbuf = *pending;
 	u32 long_msg_seq_no = msg_long_msgno(fragm);
 
-	*fb = 0;
+	*fb = NULL;
 	msg_dbg(fragm,"FRG<REC<");
 
 	/* Is there an incomplete message waiting for this fragment? */
@@ -2670,8 +2665,8 @@ int tipc_link_recv_fragment(struct sk_buff **pending, struct sk_buff **fb,
 
 static void link_check_defragm_bufs(struct link *l_ptr)
 {
-	struct sk_buff *prev = 0;
-	struct sk_buff *next = 0;
+	struct sk_buff *prev = NULL;
+	struct sk_buff *next = NULL;
 	struct sk_buff *buf = l_ptr->defragm_buf;
 
 	if (!buf)
@@ -2750,19 +2745,19 @@ static struct link *link_find_link(const char *name, struct node **node)
 	struct link *l_ptr; 
 
 	if (!link_name_validate(name, &link_name_parts))
-		return 0;
+		return NULL;
 
 	b_ptr = tipc_bearer_find_interface(link_name_parts.if_local);
 	if (!b_ptr)
-		return 0;
+		return NULL;
 
 	*node = tipc_node_find(link_name_parts.addr_peer); 
 	if (!*node)
-		return 0;
+		return NULL;
 
 	l_ptr = (*node)->links[b_ptr->identity];
 	if (!l_ptr || strcmp(l_ptr->name, name))
-		return 0;
+		return NULL;
 
 	return l_ptr;
 }
diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c
index 830f90999041..953307a9df1d 100644
--- a/net/tipc/name_distr.c
+++ b/net/tipc/name_distr.c
@@ -168,8 +168,8 @@ void tipc_named_withdraw(struct publication *publ)
 void tipc_named_node_up(unsigned long node)
 {
 	struct publication *publ;
-	struct distr_item *item = 0;
-	struct sk_buff *buf = 0;
+	struct distr_item *item = NULL;
+	struct sk_buff *buf = NULL;
 	u32 left = 0;
 	u32 rest;
 	u32 max_item_buf;
@@ -200,7 +200,7 @@ void tipc_named_node_up(unsigned long node)
 			    "<%u.%u.%u>\n", tipc_zone(node), 
 			    tipc_cluster(node), tipc_node(node));
 			tipc_link_send(buf, node, node);
-			buf = 0;
+			buf = NULL;
 		}
 	}
 exit:
diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c
index 3f4b23bd08f7..d129422fc5c2 100644
--- a/net/tipc/name_table.c
+++ b/net/tipc/name_table.c
@@ -46,7 +46,7 @@
 #include "cluster.h"
 #include "bcast.h"
 
-int tipc_nametbl_size = 1024;		/* must be a power of 2 */
+static int tipc_nametbl_size = 1024;		/* must be a power of 2 */
 
 /**
  * struct sub_seq - container for all published instances of a name sequence
@@ -104,7 +104,7 @@ static atomic_t rsv_publ_ok = ATOMIC_INIT(0);
 rwlock_t tipc_nametbl_lock = RW_LOCK_UNLOCKED;
 
 
-static inline int hash(int x)
+static int hash(int x)
 {
 	return(x & (tipc_nametbl_size - 1));
 }
@@ -121,7 +121,7 @@ static struct publication *publ_create(u32 type, u32 lower, u32 upper,
 		(struct publication *)kmalloc(sizeof(*publ), GFP_ATOMIC);
 	if (publ == NULL) {
 		warn("Memory squeeze; failed to create publication\n");
-		return 0;
+		return NULL;
 	}
 
 	memset(publ, 0, sizeof(*publ));
@@ -142,7 +142,7 @@ static struct publication *publ_create(u32 type, u32 lower, u32 upper,
  * tipc_subseq_alloc - allocate a specified number of sub-sequence structures
  */
 
-struct sub_seq *tipc_subseq_alloc(u32 cnt)
+static struct sub_seq *tipc_subseq_alloc(u32 cnt)
 {
 	u32 sz = cnt * sizeof(struct sub_seq);
 	struct sub_seq *sseq = (struct sub_seq *)kmalloc(sz, GFP_ATOMIC);
@@ -158,7 +158,7 @@ struct sub_seq *tipc_subseq_alloc(u32 cnt)
  * Allocates a single sub-sequence structure and sets it to all 0's.
  */
 
-struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head)
+static struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head)
 {
 	struct name_seq *nseq = 
 		(struct name_seq *)kmalloc(sizeof(*nseq), GFP_ATOMIC);
@@ -168,7 +168,7 @@ struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head)
 		warn("Memory squeeze; failed to create name sequence\n");
 		kfree(nseq);
 		kfree(sseq);
-		return 0;
+		return NULL;
 	}
 
 	memset(nseq, 0, sizeof(*nseq));
@@ -190,8 +190,8 @@ struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head)
  * Very time-critical, so binary searches through sub-sequence array.
  */
 
-static inline struct sub_seq *nameseq_find_subseq(struct name_seq *nseq, 
-						  u32 instance)
+static struct sub_seq *nameseq_find_subseq(struct name_seq *nseq,
+					   u32 instance)
 {
 	struct sub_seq *sseqs = nseq->sseqs;
 	int low = 0;
@@ -207,7 +207,7 @@ static inline struct sub_seq *nameseq_find_subseq(struct name_seq *nseq,
 		else
 			return &sseqs[mid];
 	}
-	return 0;
+	return NULL;
 }
 
 /**
@@ -243,9 +243,9 @@ static u32 nameseq_locate_subseq(struct name_seq *nseq, u32 instance)
  * tipc_nameseq_insert_publ - 
  */
 
-struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
-					u32 type, u32 lower, u32 upper,
-					u32 scope, u32 node, u32 port, u32 key)
+static struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
+						    u32 type, u32 lower, u32 upper,
+						    u32 scope, u32 node, u32 port, u32 key)
 {
 	struct subscription *s;
 	struct subscription *st;
@@ -263,7 +263,7 @@ struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
 
 		if ((sseq->lower != lower) || (sseq->upper != upper)) {
 			warn("Overlapping publ <%u,%u,%u>\n", type, lower, upper);
-			return 0;
+			return NULL;
 		}
 	} else {
 		u32 inspos;
@@ -278,7 +278,7 @@ struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
 		if ((inspos < nseq->first_free) &&
 		    (upper >= nseq->sseqs[inspos].lower)) {
 			warn("Overlapping publ <%u,%u,%u>\n", type, lower, upper);
-			return 0;
+			return NULL;
 		}
 
 		/* Ensure there is space for new sub-sequence */
@@ -294,7 +294,7 @@ struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
 				nseq->alloc *= 2;
 			} else {
 				warn("Memory squeeze; failed to create sub-sequence\n");
-				return 0;
+				return NULL;
 			}
 		}
 		dbg("Have %u sseqs for type %u\n", nseq->alloc, type);
@@ -319,7 +319,7 @@ struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
 
 	publ = publ_create(type, lower, upper, scope, node, port, key);
 	if (!publ)
-		return 0;
+		return NULL;
 	dbg("inserting publ %x, node=%x publ->node=%x, subscr->node=%x\n",
 	    publ, node, publ->node, publ->subscr.node);
 
@@ -369,8 +369,8 @@ struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
  * tipc_nameseq_remove_publ -
  */
 
-struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
-					     u32 node, u32 ref, u32 key)
+static struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
+						    u32 node, u32 ref, u32 key)
 {
 	struct publication *publ;
 	struct publication *prev;
@@ -394,7 +394,7 @@ struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
 			    i, &nseq->sseqs[i], nseq->sseqs[i].lower,
 			    nseq->sseqs[i].upper);
 		}
-		return 0;
+		return NULL;
 	}
 	dbg("nameseq_remove: seq: %x, sseq %x, <%u,%u> key %u\n",
 	    nseq, sseq, nseq->type, inst, key);
@@ -413,7 +413,7 @@ struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
 		prev->zone_list_next = publ->zone_list_next;
 		sseq->zone_list = publ->zone_list_next;
 	} else {
-		sseq->zone_list = 0;
+		sseq->zone_list = NULL;
 	}
 
 	if (in_own_cluster(node)) {
@@ -431,7 +431,7 @@ struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
 			prev->cluster_list_next = publ->cluster_list_next;
 			sseq->cluster_list = publ->cluster_list_next;
 		} else {
-			sseq->cluster_list = 0;
+			sseq->cluster_list = NULL;
 		}
 	}
 
@@ -450,7 +450,7 @@ struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
 			prev->node_list_next = publ->node_list_next;
 			sseq->node_list = publ->node_list_next;
 		} else {
-			sseq->node_list = 0;
+			sseq->node_list = NULL;
 		}
 	}
 	assert(!publ->node || (publ->node == node));
@@ -535,7 +535,7 @@ static struct name_seq *nametbl_find_seq(u32 type)
 		}
 	}
 
-	return 0;
+	return NULL;
 };
 
 struct publication *tipc_nametbl_insert_publ(u32 type, u32 lower, u32 upper,
@@ -547,7 +547,7 @@ struct publication *tipc_nametbl_insert_publ(u32 type, u32 lower, u32 upper,
 	if (lower > upper) {
 		warn("Failed to publish illegal <%u,%u,%u>\n",
 		     type, lower, upper);
-		return 0;
+		return NULL;
 	}
 
 	dbg("Publishing <%u,%u,%u> from %x\n", type, lower, upper, node);
@@ -556,7 +556,7 @@ struct publication *tipc_nametbl_insert_publ(u32 type, u32 lower, u32 upper,
 		dbg("tipc_nametbl_insert_publ: created %x\n", seq);
 	}
 	if (!seq)
-		return 0;
+		return NULL;
 
 	assert(seq->type == type);
 	return tipc_nameseq_insert_publ(seq, type, lower, upper,
@@ -570,7 +570,7 @@ struct publication *tipc_nametbl_remove_publ(u32 type, u32 lower,
 	struct name_seq *seq = nametbl_find_seq(type);
 
 	if (!seq)
-		return 0;
+		return NULL;
 
 	dbg("Withdrawing <%u,%u> from %x\n", type, lower, node);
 	publ = tipc_nameseq_remove_publ(seq, lower, node, ref, key);
@@ -594,7 +594,7 @@ struct publication *tipc_nametbl_remove_publ(u32 type, u32 lower,
 u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *destnode)
 {
 	struct sub_seq *sseq;
-	struct publication *publ = 0;
+	struct publication *publ = NULL;
 	struct name_seq *seq;
 	u32 ref;
 
@@ -740,12 +740,12 @@ struct publication *tipc_nametbl_publish(u32 type, u32 lower, u32 upper,
 	if (table.local_publ_count >= tipc_max_publications) {
 		warn("Failed publish: max %u local publication\n", 
 		     tipc_max_publications);
-		return 0;
+		return NULL;
 	}
 	if ((type < TIPC_RESERVED_TYPES) && !atomic_read(&rsv_publ_ok)) {
 		warn("Failed to publish reserved name <%u,%u,%u>\n",
 		     type, lower, upper);
-		return 0;
+		return NULL;
 	}
 
 	write_lock_bh(&tipc_nametbl_lock);
@@ -983,6 +983,7 @@ static void nametbl_list(struct print_buf *buf, u32 depth_info,
 	}
 }
 
+#if 0
 void tipc_nametbl_print(struct print_buf *buf, const char *str)
 {
 	tipc_printf(buf, str);
@@ -990,6 +991,7 @@ void tipc_nametbl_print(struct print_buf *buf, const char *str)
 	nametbl_list(buf, 0, 0, 0, 0);
 	read_unlock_bh(&tipc_nametbl_lock);
 }
+#endif
 
 #define MAX_NAME_TBL_QUERY 32768
 
@@ -1023,10 +1025,12 @@ struct sk_buff *tipc_nametbl_get(const void *req_tlv_area, int req_tlv_space)
 	return buf;
 }
 
+#if 0
 void tipc_nametbl_dump(void)
 {
 	nametbl_list(TIPC_CONS, 0, 0, 0, 0);
 }
+#endif
 
 int tipc_nametbl_init(void)
 {
diff --git a/net/tipc/net.c b/net/tipc/net.c
index 074891ad4f09..f7c8223ddf7d 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -116,7 +116,7 @@
 */
 
 rwlock_t tipc_net_lock = RW_LOCK_UNLOCKED;
-struct network tipc_net = { 0 };
+struct network tipc_net = { NULL };
 
 struct node *tipc_net_select_remote_node(u32 addr, u32 ref) 
 {
@@ -128,13 +128,14 @@ u32 tipc_net_select_router(u32 addr, u32 ref)
 	return tipc_zone_select_router(tipc_net.zones[tipc_zone(addr)], addr, ref);
 }
 
-
+#if 0
 u32 tipc_net_next_node(u32 a)
 {
 	if (tipc_net.zones[tipc_zone(a)])
 		return tipc_zone_next_node(a);
 	return 0;
 }
+#endif
 
 void tipc_net_remove_as_router(u32 router)
 {
@@ -181,7 +182,7 @@ static void net_stop(void)
 		tipc_zone_delete(tipc_net.zones[z_num]);
 	}
 	kfree(tipc_net.zones);
-	tipc_net.zones = 0;
+	tipc_net.zones = NULL;
 }
 
 static void net_route_named_msg(struct sk_buff *buf)
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 6d65010e5fa1..0d5db06e203f 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -155,7 +155,7 @@ static void node_select_active_links(struct node *n_ptr)
 	u32 i;
 	u32 highest_prio = 0;
 
-        active[0] = active[1] = 0;
+        active[0] = active[1] = NULL;
 
 	for (i = 0; i < MAX_BEARERS; i++) {
                 struct link *l_ptr = n_ptr->links[i];
@@ -214,7 +214,7 @@ int tipc_node_has_redundant_links(struct node *n_ptr)
 		(n_ptr->active_links[0] != n_ptr->active_links[1]));
 }
 
-int tipc_node_has_active_routes(struct node *n_ptr)
+static int tipc_node_has_active_routes(struct node *n_ptr)
 {
 	return (n_ptr && (n_ptr->last_router >= 0));
 }
@@ -240,7 +240,7 @@ struct node *tipc_node_attach_link(struct link *l_ptr)
 
                         err("Attempt to create third link to %s\n",
 			    addr_string_fill(addr_string, n_ptr->addr));
-                        return 0;
+                        return NULL;
                 }
 
                 if (!n_ptr->links[bearer_id]) {
@@ -253,12 +253,12 @@ struct node *tipc_node_attach_link(struct link *l_ptr)
                     l_ptr->b_ptr->publ.name, 
 		    addr_string_fill(addr_string, l_ptr->addr));
         }
-	return 0;
+	return NULL;
 }
 
 void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr)
 {
-	n_ptr->links[l_ptr->b_ptr->identity] = 0;
+	n_ptr->links[l_ptr->b_ptr->identity] = NULL;
 	tipc_net.zones[tipc_zone(l_ptr->addr)]->links--;
 	n_ptr->link_cnt--;
 }
@@ -424,7 +424,7 @@ static void node_lost_contact(struct node *n_ptr)
 
 	/* Notify subscribers */
 	list_for_each_entry_safe(ns, tns, &n_ptr->nsub, nodesub_list) {
-                ns->node = 0;
+                ns->node = NULL;
 		list_del_init(&ns->nodesub_list);
 		tipc_k_signal((Handler)ns->handle_node_down,
 			      (unsigned long)ns->usr_handle);
@@ -443,7 +443,7 @@ struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
 	u32 router_addr;
 
         if (!tipc_addr_domain_valid(addr))
-                return 0;
+                return NULL;
 
 	/* Look for direct link to destination processsor */
 	n_ptr = tipc_node_find(addr);
@@ -452,7 +452,7 @@ struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
 
 	/* Cluster local system nodes *must* have direct links */
 	if (!is_slave(addr) && in_own_cluster(addr))
-		return 0;
+		return NULL;
 
 	/* Look for cluster local router with direct link to node */
 	router_addr = tipc_node_select_router(n_ptr, selector);
@@ -462,7 +462,7 @@ struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
 	/* Slave nodes can only be accessed within own cluster via a 
 	   known router with direct link -- if no router was found,give up */
 	if (is_slave(addr))
-		return 0;
+		return NULL;
 
 	/* Inter zone/cluster -- find any direct link to remote cluster */
 	addr = tipc_addr(tipc_zone(addr), tipc_cluster(addr), 0);
@@ -475,7 +475,7 @@ struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
 	if (router_addr) 
                 return tipc_node_select(router_addr, selector);
 
-        return 0;
+        return NULL;
 }
 
 /**
diff --git a/net/tipc/node.h b/net/tipc/node.h
index 29f7ae6992d4..781126e084ae 100644
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -121,7 +121,7 @@ static inline struct node *tipc_node_find(u32 addr)
 		if (c_ptr)
 			return c_ptr->nodes[tipc_node(addr)];
 	}
-	return 0;
+	return NULL;
 }
 
 static inline struct node *tipc_node_select(u32 addr, u32 selector)
diff --git a/net/tipc/node_subscr.c b/net/tipc/node_subscr.c
index afeea121d8be..cff4068cc755 100644
--- a/net/tipc/node_subscr.c
+++ b/net/tipc/node_subscr.c
@@ -47,7 +47,7 @@
 void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr, 
 		       void *usr_handle, net_ev_handler handle_down)
 {
-	node_sub->node = 0;
+	node_sub->node = NULL;
 	if (addr == tipc_own_addr)
 		return;
 	if (!tipc_addr_node_valid(addr)) {
diff --git a/net/tipc/port.c b/net/tipc/port.c
index 72aae52bfec1..67e96cb1e825 100644
--- a/net/tipc/port.c
+++ b/net/tipc/port.c
@@ -54,8 +54,8 @@
 
 #define MAX_REJECT_SIZE 1024
 
-static struct sk_buff *msg_queue_head = 0;
-static struct sk_buff *msg_queue_tail = 0;
+static struct sk_buff *msg_queue_head = NULL;
+static struct sk_buff *msg_queue_tail = NULL;
 
 spinlock_t tipc_port_list_lock = SPIN_LOCK_UNLOCKED;
 static spinlock_t queue_lock = SPIN_LOCK_UNLOCKED;
@@ -67,27 +67,22 @@ static struct sk_buff* port_build_peer_abort_msg(struct port *,u32 err);
 static void port_timeout(unsigned long ref);
 
 
-static inline u32 port_peernode(struct port *p_ptr)
+static u32 port_peernode(struct port *p_ptr)
 {
 	return msg_destnode(&p_ptr->publ.phdr);
 }
 
-static inline u32 port_peerport(struct port *p_ptr)
+static u32 port_peerport(struct port *p_ptr)
 {
 	return msg_destport(&p_ptr->publ.phdr);
 }
 
-static inline u32 port_out_seqno(struct port *p_ptr)
+static u32 port_out_seqno(struct port *p_ptr)
 {
 	return msg_transp_seqno(&p_ptr->publ.phdr);
 }
 
-static inline void port_set_out_seqno(struct port *p_ptr, u32 seqno) 
-{
-	msg_set_transp_seqno(&p_ptr->publ.phdr,seqno);
-}
-
-static inline void port_incr_out_seqno(struct port *p_ptr)
+static void port_incr_out_seqno(struct port *p_ptr)
 {
 	struct tipc_msg *m = &p_ptr->publ.phdr;
 
@@ -258,11 +253,11 @@ u32 tipc_createport_raw(void *usr_handle,
 	p_ptr->publ.usr_handle = usr_handle;
 	INIT_LIST_HEAD(&p_ptr->wait_list);
 	INIT_LIST_HEAD(&p_ptr->subscription.nodesub_list);
-	p_ptr->congested_link = 0;
+	p_ptr->congested_link = NULL;
 	p_ptr->max_pkt = MAX_PKT_DEFAULT;
 	p_ptr->dispatcher = dispatcher;
 	p_ptr->wakeup = wakeup;
-	p_ptr->user_port = 0;
+	p_ptr->user_port = NULL;
 	k_init_timer(&p_ptr->timer, (Handler)port_timeout, ref);
 	spin_lock_bh(&tipc_port_list_lock);
 	INIT_LIST_HEAD(&p_ptr->publications);
@@ -276,9 +271,9 @@ u32 tipc_createport_raw(void *usr_handle,
 int tipc_deleteport(u32 ref)
 {
 	struct port *p_ptr;
-	struct sk_buff *buf = 0;
+	struct sk_buff *buf = NULL;
 
-	tipc_withdraw(ref, 0, 0);
+	tipc_withdraw(ref, 0, NULL);
 	p_ptr = tipc_port_lock(ref);
 	if (!p_ptr) 
 		return -EINVAL;
@@ -329,13 +324,13 @@ void *tipc_get_handle(const u32 ref)
 
 	p_ptr = tipc_port_lock(ref);
 	if (!p_ptr)
-		return 0;
+		return NULL;
 	handle = p_ptr->publ.usr_handle;
 	tipc_port_unlock(p_ptr);
 	return handle;
 }
 
-static inline int port_unreliable(struct port *p_ptr)
+static int port_unreliable(struct port *p_ptr)
 {
 	return msg_src_droppable(&p_ptr->publ.phdr);
 }
@@ -364,7 +359,7 @@ int tipc_set_portunreliable(u32 ref, unsigned int isunreliable)
 	return TIPC_OK;
 }
 
-static inline int port_unreturnable(struct port *p_ptr)
+static int port_unreturnable(struct port *p_ptr)
 {
 	return msg_dest_droppable(&p_ptr->publ.phdr);
 }
@@ -475,7 +470,7 @@ int tipc_reject_msg(struct sk_buff *buf, u32 err)
 
 	/* send self-abort message when rejecting on a connected port */
 	if (msg_connected(msg)) {
-		struct sk_buff *abuf = 0;
+		struct sk_buff *abuf = NULL;
 		struct port *p_ptr = tipc_port_lock(msg_destport(msg));
 
 		if (p_ptr) {
@@ -510,7 +505,7 @@ int tipc_port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
 static void port_timeout(unsigned long ref)
 {
 	struct port *p_ptr = tipc_port_lock(ref);
-	struct sk_buff *buf = 0;
+	struct sk_buff *buf = NULL;
 
 	if (!p_ptr || !p_ptr->publ.connected)
 		return;
@@ -540,7 +535,7 @@ static void port_timeout(unsigned long ref)
 static void port_handle_node_down(unsigned long ref)
 {
 	struct port *p_ptr = tipc_port_lock(ref);
-	struct sk_buff* buf = 0;
+	struct sk_buff* buf = NULL;
 
 	if (!p_ptr)
 		return;
@@ -555,7 +550,7 @@ static struct sk_buff *port_build_self_abort_msg(struct port *p_ptr, u32 err)
 	u32 imp = msg_importance(&p_ptr->publ.phdr);
 
 	if (!p_ptr->publ.connected)
-		return 0;
+		return NULL;
 	if (imp < TIPC_CRITICAL_IMPORTANCE)
 		imp++;
 	return port_build_proto_msg(p_ptr->publ.ref,
@@ -575,7 +570,7 @@ static struct sk_buff *port_build_peer_abort_msg(struct port *p_ptr, u32 err)
 	u32 imp = msg_importance(&p_ptr->publ.phdr);
 
 	if (!p_ptr->publ.connected)
-		return 0;
+		return NULL;
 	if (imp < TIPC_CRITICAL_IMPORTANCE)
 		imp++;
 	return port_build_proto_msg(port_peerport(p_ptr),
@@ -594,8 +589,8 @@ void tipc_port_recv_proto_msg(struct sk_buff *buf)
 	struct tipc_msg *msg = buf_msg(buf);
 	struct port *p_ptr = tipc_port_lock(msg_destport(msg));
 	u32 err = TIPC_OK;
-	struct sk_buff *r_buf = 0;
-	struct sk_buff *abort_buf = 0;
+	struct sk_buff *r_buf = NULL;
+	struct sk_buff *abort_buf = NULL;
 
 	msg_dbg(msg, "PORT<RECV<:");
 
@@ -804,7 +799,7 @@ static void port_dispatcher_sigh(void *dummy)
 
 	spin_lock_bh(&queue_lock);
 	buf = msg_queue_head;
-	msg_queue_head = 0;
+	msg_queue_head = NULL;
 	spin_unlock_bh(&queue_lock);
 
 	while (buf) {
@@ -991,8 +986,8 @@ static void port_wakeup_sh(unsigned long ref)
 {
 	struct port *p_ptr;
 	struct user_port *up_ptr;
-	tipc_continue_event cb = 0;
-	void *uh = 0;
+	tipc_continue_event cb = NULL;
+	void *uh = NULL;
 
 	p_ptr = tipc_port_lock(ref);
 	if (p_ptr) {
@@ -1016,7 +1011,7 @@ static void port_wakeup(struct tipc_port *p_ptr)
 void tipc_acknowledge(u32 ref, u32 ack)
 {
 	struct port *p_ptr;
-	struct sk_buff *buf = 0;
+	struct sk_buff *buf = NULL;
 
 	p_ptr = tipc_port_lock(ref);
 	if (!p_ptr)
@@ -1062,7 +1057,7 @@ int tipc_createport(u32 user_ref,
 	if (up_ptr == NULL) {
 		return -ENOMEM;
 	}
-	ref = tipc_createport_raw(0, port_dispatcher, port_wakeup, importance);
+	ref = tipc_createport_raw(NULL, port_dispatcher, port_wakeup, importance);
 	p_ptr = tipc_port_lock(ref);
 	if (!p_ptr) {
 		kfree(up_ptr);
@@ -1273,7 +1268,7 @@ int tipc_disconnect(u32 ref)
 int tipc_shutdown(u32 ref)
 {
 	struct port *p_ptr;
-	struct sk_buff *buf = 0;
+	struct sk_buff *buf = NULL;
 
 	p_ptr = tipc_port_lock(ref);
 	if (!p_ptr)
diff --git a/net/tipc/ref.c b/net/tipc/ref.c
index 5a13c2defe4a..33bbf5095094 100644
--- a/net/tipc/ref.c
+++ b/net/tipc/ref.c
@@ -61,7 +61,7 @@
  * because entry 0's reference field has the form XXXX|1--1.
  */
 
-struct ref_table tipc_ref_table = { 0 };
+struct ref_table tipc_ref_table = { NULL };
 
 static rwlock_t ref_table_lock = RW_LOCK_UNLOCKED;
 
@@ -86,7 +86,7 @@ int tipc_ref_table_init(u32 requested_size, u32 start)
 	write_lock_bh(&ref_table_lock);
 	index_mask = sz - 1;
 	for (i = sz - 1; i >= 0; i--) {
-		table[i].object = 0;
+		table[i].object = NULL;
 		table[i].lock = SPIN_LOCK_UNLOCKED;
 		table[i].data.next_plus_upper = (start & ~index_mask) + i - 1;
 	}
@@ -108,7 +108,7 @@ void tipc_ref_table_stop(void)
 		return;
 
 	vfree(tipc_ref_table.entries);
-	tipc_ref_table.entries = 0;
+	tipc_ref_table.entries = NULL;
 }
 
 /**
@@ -173,7 +173,7 @@ void tipc_ref_discard(u32 ref)
 	assert(entry->data.reference == ref);
 
 	/* mark entry as unused */
-	entry->object = 0;
+	entry->object = NULL;
 	if (tipc_ref_table.first_free == 0)
 		tipc_ref_table.first_free = index;
 	else
diff --git a/net/tipc/ref.h b/net/tipc/ref.h
index 4f8f9f40dcac..6d20006be45b 100644
--- a/net/tipc/ref.h
+++ b/net/tipc/ref.h
@@ -92,7 +92,7 @@ static inline void *tipc_ref_lock(u32 ref)
 			return r->object;
 		spin_unlock_bh(&r->lock);
 	}
-	return 0;
+	return NULL;
 }
 
 /**
@@ -125,7 +125,7 @@ static inline void *tipc_ref_deref(u32 ref)
 		if (likely(r->data.reference == ref))
 			return r->object;
 	}
-	return 0;
+	return NULL;
 }
 
 #endif
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 67253bfcd702..648a734e6044 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -88,7 +88,7 @@ static atomic_t tipc_queue_size = ATOMIC_INIT(0);
  * with non-socket interfaces.
  * See net.c for description of locking policy.
  */
-static inline void sock_lock(struct tipc_sock* tsock)
+static void sock_lock(struct tipc_sock* tsock)
 {
         spin_lock_bh(tsock->p->lock);       
 }
@@ -96,7 +96,7 @@ static inline void sock_lock(struct tipc_sock* tsock)
 /* 
  * sock_unlock(): Unlock a port/socket pair
  */
-static inline void sock_unlock(struct tipc_sock* tsock)
+static void sock_unlock(struct tipc_sock* tsock)
 {
         spin_unlock_bh(tsock->p->lock);
 }
@@ -119,7 +119,7 @@ static inline void sock_unlock(struct tipc_sock* tsock)
  * Returns pollmask value
  */
 
-static inline u32 pollmask(struct socket *sock)
+static u32 pollmask(struct socket *sock)
 {
 	u32 mask;
 
@@ -144,7 +144,7 @@ static inline u32 pollmask(struct socket *sock)
  * @tsock: TIPC socket
  */
 
-static inline void advance_queue(struct tipc_sock *tsock)
+static void advance_queue(struct tipc_sock *tsock)
 {
         sock_lock(tsock);
 	buf_discard(skb_dequeue(&tsock->sk.sk_receive_queue));
@@ -178,7 +178,7 @@ static int tipc_create(struct socket *sock, int protocol)
 	if (unlikely(protocol != 0))
 		return -EPROTONOSUPPORT;
 
-	ref = tipc_createport_raw(0, &dispatch, &wakeupdispatch, TIPC_LOW_IMPORTANCE);
+	ref = tipc_createport_raw(NULL, &dispatch, &wakeupdispatch, TIPC_LOW_IMPORTANCE);
 	if (unlikely(!ref))
 		return -ENOMEM;
 
@@ -265,7 +265,7 @@ static int release(struct socket *sock)
 		sock_lock(tsock);
 		buf = skb_dequeue(&sk->sk_receive_queue);
 		if (!buf)
-			tsock->p->usr_handle = 0;
+			tsock->p->usr_handle = NULL;
 		sock_unlock(tsock);
 		if (!buf)
 			break;
@@ -319,7 +319,7 @@ static int bind(struct socket *sock, struct sockaddr *uaddr, int uaddr_len)
 		return -ERESTARTSYS;
 	
 	if (unlikely(!uaddr_len)) {
-		res = tipc_withdraw(tsock->p->ref, 0, 0);
+		res = tipc_withdraw(tsock->p->ref, 0, NULL);
 		goto exit;
 	}
 
@@ -412,7 +412,7 @@ static unsigned int poll(struct file *file, struct socket *sock,
  * Returns 0 if permission is granted, otherwise errno
  */
 
-static inline int dest_name_check(struct sockaddr_tipc *dest, struct msghdr *m)
+static int dest_name_check(struct sockaddr_tipc *dest, struct msghdr *m)
 {
 	struct tipc_cfg_msg_hdr hdr;
 
@@ -695,7 +695,7 @@ static int auto_connect(struct socket *sock, struct tipc_sock *tsock,
  * Note: Address is not captured if not requested by receiver.
  */
 
-static inline void set_orig_addr(struct msghdr *m, struct tipc_msg *msg)
+static void set_orig_addr(struct msghdr *m, struct tipc_msg *msg)
 {
         struct sockaddr_tipc *addr = (struct sockaddr_tipc *)m->msg_name;
 
@@ -721,7 +721,7 @@ static inline void set_orig_addr(struct msghdr *m, struct tipc_msg *msg)
  * Returns 0 if successful, otherwise errno
  */
 
-static inline int anc_data_recv(struct msghdr *m, struct tipc_msg *msg, 
+static int anc_data_recv(struct msghdr *m, struct tipc_msg *msg,
 				struct tipc_port *tport)
 {
 	u32 anc_data[3];
@@ -1226,7 +1226,7 @@ static int connect(struct socket *sock, struct sockaddr *dest, int destlen,
 {
    struct tipc_sock *tsock = tipc_sk(sock->sk);
    struct sockaddr_tipc *dst = (struct sockaddr_tipc *)dest;
-   struct msghdr m = {0,};
+   struct msghdr m = {NULL,};
    struct sk_buff *buf;
    struct tipc_msg *msg;
    int res;
@@ -1251,7 +1251,7 @@ static int connect(struct socket *sock, struct sockaddr *dest, int destlen,
    /* Send a 'SYN-' to destination */
 
    m.msg_name = dest;
-   if ((res = send_msg(0, sock, &m, 0)) < 0) {
+   if ((res = send_msg(NULL, sock, &m, 0)) < 0) {
 	   sock->state = SS_DISCONNECTING;
 	   return res;
    }
@@ -1367,9 +1367,9 @@ static int accept(struct socket *sock, struct socket *newsock, int flags)
 
 		msg_dbg(msg,"<ACC<: ");
                 if (!msg_data_sz(msg)) {
-                        struct msghdr m = {0,};
+                        struct msghdr m = {NULL,};
 
-                        send_packet(0, newsock, &m, 0);      
+                        send_packet(NULL, newsock, &m, 0);
                         advance_queue(tsock);
                 } else {
 			sock_lock(tsock);
diff --git a/net/tipc/subscr.c b/net/tipc/subscr.c
index 5ff38b9f3194..c5f026c7fd38 100644
--- a/net/tipc/subscr.c
+++ b/net/tipc/subscr.c
@@ -86,7 +86,7 @@ static struct top_srv topsrv = { 0 };
  * Returns converted value
  */
 
-static inline u32 htohl(u32 in, int swap)
+static u32 htohl(u32 in, int swap)
 {
 	char *c = (char *)&in;
 
@@ -381,7 +381,7 @@ static void subscr_named_msg_event(void *usr_handle,
 				   struct tipc_name_seq const *dest)
 {
 	struct subscriber *subscriber;
-	struct iovec msg_sect = {0, 0};
+	struct iovec msg_sect = {NULL, 0};
 	spinlock_t *subscriber_lock;
 
 	dbg("subscr_named_msg_event: orig = %x own = %x,\n",
@@ -413,13 +413,13 @@ static void subscr_named_msg_event(void *usr_handle,
 	tipc_createport(topsrv.user_ref,
 			(void *)(unsigned long)subscriber->ref,
 			importance,
-			0,
-			0,
+			NULL,
+			NULL,
 			subscr_conn_shutdown_event,
-			0,
-			0,
+			NULL,
+			NULL,
 			subscr_conn_msg_event,
-			0,
+			NULL,
 			&subscriber->port_ref);
 	if (subscriber->port_ref == 0) {
 		warn("Memory squeeze; failed to create subscription port\n");
@@ -461,22 +461,22 @@ int tipc_subscr_start(void)
 	INIT_LIST_HEAD(&topsrv.subscriber_list);
 
 	spin_lock_bh(&topsrv.lock);
-	res = tipc_attach(&topsrv.user_ref, 0, 0);
+	res = tipc_attach(&topsrv.user_ref, NULL, NULL);
 	if (res) {
 		spin_unlock_bh(&topsrv.lock);
 		return res;
 	}
 
  	res = tipc_createport(topsrv.user_ref,
- 			      0,
+ 			      NULL,
  			      TIPC_CRITICAL_IMPORTANCE,
- 			      0,
- 			      0,
- 			      0,
- 			      0,
+ 			      NULL,
+ 			      NULL,
+ 			      NULL,
+ 			      NULL,
  			      subscr_named_msg_event,
- 			      0,
- 			      0,
+ 			      NULL,
+ 			      NULL,
  			      &topsrv.setup_port);
  	if (res)
 		goto failed;
diff --git a/net/tipc/user_reg.c b/net/tipc/user_reg.c
index 106200d76587..3f3f933976e9 100644
--- a/net/tipc/user_reg.c
+++ b/net/tipc/user_reg.c
@@ -65,7 +65,7 @@ struct tipc_user {
 #define MAX_USERID 64
 #define USER_LIST_SIZE ((MAX_USERID + 1) * sizeof(struct tipc_user))
 
-static struct tipc_user *users = 0;
+static struct tipc_user *users = NULL;
 static u32 next_free_user = MAX_USERID + 1;
 static spinlock_t reg_lock = SPIN_LOCK_UNLOCKED;
 
@@ -149,7 +149,7 @@ void tipc_reg_stop(void)
 			reg_callback(&users[id]);
 	}
 	kfree(users);
-	users = 0;
+	users = NULL;
 }
 
 /**
diff --git a/net/tipc/zone.c b/net/tipc/zone.c
index 7c11f7f83a21..2803e1b4f170 100644
--- a/net/tipc/zone.c
+++ b/net/tipc/zone.c
@@ -44,11 +44,11 @@
 
 struct _zone *tipc_zone_create(u32 addr)
 {
-	struct _zone *z_ptr = 0;
+	struct _zone *z_ptr = NULL;
 	u32 z_num;
 
 	if (!tipc_addr_domain_valid(addr))
-		return 0;
+		return NULL;
 
 	z_ptr = (struct _zone *)kmalloc(sizeof(*z_ptr), GFP_ATOMIC);
 	if (z_ptr != NULL) {
@@ -114,10 +114,10 @@ struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref
 	u32 c_num;
 
 	if (!z_ptr)
-		return 0;
+		return NULL;
 	c_ptr = z_ptr->clusters[tipc_cluster(addr)];
 	if (!c_ptr)
-		return 0;
+		return NULL;
 	n_ptr = tipc_cltr_select_node(c_ptr, ref);
 	if (n_ptr)
 		return n_ptr;
@@ -126,12 +126,12 @@ struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref
 	for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
 		c_ptr = z_ptr->clusters[c_num];
 		if (!c_ptr)
-			return 0;
+			return NULL;
 		n_ptr = tipc_cltr_select_node(c_ptr, ref);
 		if (n_ptr)
 			return n_ptr;
 	}
-	return 0;
+	return NULL;
 }
 
 u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)