From 3159fa506c2ddf4cbca9887be798c67e32a981cc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Tue, 8 Mar 2016 06:47:43 +0100
Subject: Clean up splitting of node names

---
 lib/kernel/src/net_kernel.erl | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/kernel/src/net_kernel.erl b/lib/kernel/src/net_kernel.erl
index 35a54f591e..45a0e26933 100644
--- a/lib/kernel/src/net_kernel.erl
+++ b/lib/kernel/src/net_kernel.erl
@@ -1202,8 +1202,7 @@ get_proto_mod(_Family, _Protocol, []) ->
 %% -------- Initialisation functions ------------------------
 
 init_node(Name, LongOrShortNames) ->
-    {NameWithoutHost,_Host} = lists:splitwith(fun($@)->false;(_)->true end,
-				  atom_to_list(Name)),
+    {NameWithoutHost,_Host} = split_node(Name),
     case create_name(Name, LongOrShortNames, 1) of
 	{ok,Node} ->
 	    case start_protos(list_to_atom(NameWithoutHost),Node) of
@@ -1240,8 +1239,7 @@ create_name(Name, LongOrShortNames, Try) ->
     end.
 
 create_hostpart(Name, LongOrShortNames) ->
-    {Head,Host} = lists:splitwith(fun($@)->false;(_)->true end,
-				  atom_to_list(Name)),
+    {Head,Host} = split_node(Name),
     Host1 = case {Host,LongOrShortNames} of
 		{[$@,_|_],longnames} ->
 		    {ok,Host};
@@ -1268,6 +1266,9 @@ create_hostpart(Name, LongOrShortNames) ->
 	    end,
     {Head,Host1}.
 
+split_node(Name) ->
+    lists:splitwith(fun(C) -> C =/= $@ end, atom_to_list(Name)).
+
 %%
 %%
 %%
-- 
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