tipc: Optimize message initialization routine

This patch eliminates the rarely-used "error code" argument
when initializing a TIPC message header, since the default
value of zero is the desired result in most cases; the few
exceptional cases now set the error code explicitly.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c
index 4bb3404..bc1db47 100644
--- a/net/tipc/cluster.c
+++ b/net/tipc/cluster.c
@@ -238,7 +238,7 @@
 	if (buf) {
 		msg = buf_msg(buf);
 		memset((char *)msg, 0, size);
-		msg_init(msg, ROUTE_DISTRIBUTOR, 0, TIPC_OK, INT_H_SIZE, dest);
+		msg_init(msg, ROUTE_DISTRIBUTOR, 0, INT_H_SIZE, dest);
 	}
 	return buf;
 }