From e547c997a4e516d3474e577bd4747e249303a7c7 Mon Sep 17 00:00:00 2001
From: Fredrik Gustafsson <fredrik@erlang.org>
Date: Tue, 30 Jul 2013 16:06:40 +0200
Subject: kernel: added ntoa documentation and exported it in inet.erl

---
 lib/kernel/src/inet_parse.erl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'lib/kernel/src/inet_parse.erl')

diff --git a/lib/kernel/src/inet_parse.erl b/lib/kernel/src/inet_parse.erl
index 619c78a6ca..98bd8d386c 100644
--- a/lib/kernel/src/inet_parse.erl
+++ b/lib/kernel/src/inet_parse.erl
@@ -722,7 +722,9 @@ ntoa({0,0,0,0,0,16#ffff,A,B}) ->
     "::FFFF:" ++ dig_to_dec(A) ++ "." ++ dig_to_dec(B);
 ntoa({_,_,_,_,_,_,_,_}=T) ->
     %% Find longest sequence of zeros, at least 2, to replace with "::"
-    ntoa(tuple_to_list(T), []).
+    ntoa(tuple_to_list(T), []);
+ntoa(_) ->
+    {error, einval}.
 
 %% Find first double zero
 ntoa([], R) ->
-- 
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