[TIPC]: endianness annotations

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/tipc/tipc_msg.h b/include/net/tipc/tipc_msg.h
index 4d096ee..fb42eb7 100644
--- a/include/net/tipc/tipc_msg.h
+++ b/include/net/tipc/tipc_msg.h
@@ -40,7 +40,7 @@
 #ifdef __KERNEL__
 
 struct tipc_msg {
-	u32 hdr[15];
+	__be32 hdr[15];
 };