tipc: Eliminate obsolete routine for handling routed messages

Eliminates a routine that is used in handling messages arriving from
another cluster or zone. Such messages can no longer be received by TIPC
now that multi-cluster and multi-zone network support has been eliminated.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/net/tipc/link.c b/net/tipc/link.c
index a572f0a..43639ff 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -2423,9 +2423,6 @@
 	else
 		destaddr = msg_destnode(inmsg);
 
-	if (msg_routed(inmsg))
-		msg_set_prevnode(inmsg, tipc_own_addr);
-
 	/* Prepare reusable fragment header: */
 
 	tipc_msg_init(&fragm_hdr, MSG_FRAGMENTER, FIRST_FRAGMENT,
diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 0562b38..6d92d17 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -192,8 +192,6 @@
 		default:
 			tipc_printf(buf, "UNKNOWN TYPE %u", msg_type(msg));
 		}
-		if (msg_routed(msg) && !msg_non_seq(msg))
-			tipc_printf(buf, "ROUT:");
 		if (msg_reroute_cnt(msg))
 			tipc_printf(buf, "REROUTED(%u):",
 				    msg_reroute_cnt(msg));
@@ -210,8 +208,6 @@
 		default:
 			tipc_printf(buf, "UNKNOWN:%x", msg_type(msg));
 		}
-		if (msg_routed(msg))
-			tipc_printf(buf, "ROUT:");
 		if (msg_reroute_cnt(msg))
 			tipc_printf(buf, "REROUTED(%u):",
 				    msg_reroute_cnt(msg));
@@ -232,8 +228,6 @@
 		default:
 			tipc_printf(buf, "UNKNOWN TYPE:%x", msg_type(msg));
 		}
-		if (msg_routed(msg))
-			tipc_printf(buf, "ROUT:");
 		if (msg_reroute_cnt(msg))
 			tipc_printf(buf, "REROUTED(%u):", msg_reroute_cnt(msg));
 		break;
diff --git a/net/tipc/msg.h b/net/tipc/msg.h
index 7b4f4d70..de02339 100644
--- a/net/tipc/msg.h
+++ b/net/tipc/msg.h
@@ -421,13 +421,6 @@
 	return msg_short(m) || (msg_destnode(m) == d);
 }
 
-static inline u32 msg_routed(struct tipc_msg *m)
-{
-	if (likely(msg_short(m)))
-		return 0;
-	return (msg_destnode(m) ^ msg_orignode(m)) >> 11;
-}
-
 static inline u32 msg_nametype(struct tipc_msg *m)
 {
 	return msg_word(m, 8);