From 63b5f5553703fde25387fe002054fa8658ae24fc Mon Sep 17 00:00:00 2001
From: Matthew Wild <mwild1@gmail.com>
Date: Sat, 18 May 2013 21:41:17 +0100
Subject: util.ip: Fix protocol detection of IPv6 addresses beginning with :
 [Backported from 0.10]

---
 util/ip.lua | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'util')

diff --git a/util/ip.lua b/util/ip.lua
index 226432cc..043303ee 100644
--- a/util/ip.lua
+++ b/util/ip.lua
@@ -14,8 +14,10 @@ local hex2bits = { ["0"] = "0000", ["1"] = "0001", ["2"] = "0010", ["3"] = "0011
 local function new_ip(ipStr, proto)
 	if not proto then
 		local sep = ipStr:match("^%x+(.)");
-		if sep == ":" then proto = "IPv6"
-		elseif sep == "." then proto = "IPv4"
+		if sep == ":" or (not(sep) and ipStr:sub(1,1) == ":") then
+			proto = "IPv6"
+		elseif sep == "." then
+			proto = "IPv4"
 		end
 		if not proto then
 			return nil, "invalid address";
-- 
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