From: Novatux <nathanael.courant@laposte.net>
Date: Sat, 2 Nov 2013 15:13:07 +0000 (+0100)
Subject: Fix possible crash with grass ABM.
X-Git-Url: http://81.2.79.47:8989/gitweb/?a=commitdiff_plain;h=d11c76b9f2ed111d933fe0df3cc5c87c8aff4f73;p=zefram%2Fminetest%2Fminetest_engine.git

Fix possible crash with grass ABM.
---

diff --git a/games/minimal/mods/default/init.lua b/games/minimal/mods/default/init.lua
index 4e6ad67b..eae1fabc 100644
--- a/games/minimal/mods/default/init.lua
+++ b/games/minimal/mods/default/init.lua
@@ -1618,7 +1618,9 @@ minetest.register_abm({
 		local above = {x=pos.x, y=pos.y+1, z=pos.z}
 		local name = minetest.get_node(above).name
 		local nodedef = minetest.registered_nodes[name]
-		if nodedef and (nodedef.sunlight_propagates or nodedef.paramtype == "light") and nodedef.liquidtype == "none" and minetest.get_node_light(above) >= 13 then
+		if nodedef and (nodedef.sunlight_propagates or nodedef.paramtype == "light")
+				and nodedef.liquidtype == "none"
+				and (minetest.get_node_light(above) or 0) >= 13 then
 			if name == "default:snow" or name == "default:snowblock" then
 				minetest.set_node(pos, {name = "default:dirt_with_snow"})
 			else
@@ -1636,7 +1638,9 @@ minetest.register_abm({
 		local above = {x=pos.x, y=pos.y+1, z=pos.z}
 		local name = minetest.get_node(above).name
 		local nodedef = minetest.registered_nodes[name]
-		if name ~= "ignore" and nodedef and not ((nodedef.sunlight_propagates or nodedef.paramtype == "light") and nodedef.liquidtype == "none") then
+		if name ~= "ignore" and nodedef
+				and not ((nodedef.sunlight_propagates or nodedef.paramtype == "light")
+				and nodedef.liquidtype == "none") then
 			minetest.set_node(pos, {name = "default:dirt"})
 		end
 	end