From 05f16b4a2f165d5b84aceb6c1082375f7b769d93 Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Sun, 23 Sep 2018 16:11:13 +0200
Subject: util.serialization: Stricter type check

---
 util/serialization.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'util')

diff --git a/util/serialization.lua b/util/serialization.lua
index 960794f2..5a8eef81 100644
--- a/util/serialization.lua
+++ b/util/serialization.lua
@@ -142,7 +142,7 @@ local function new(opt)
 		if freeze then
 			-- opportunity to do pre-serialization
 			local mt = getmetatable(t);
-			local fr = (freeze ~= true and freeze[mt]);
+			local fr = (type(freeze) == "table" and freeze[mt]);
 			local mf = mt and mt.__freeze;
 			local tag;
 			if type(fr) == "string" then
-- 
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