From 7dc567d2a87a074157d6d0a01e8f46c3fb9dc1ae Mon Sep 17 00:00:00 2001
From: TenPlus1 <kinsellaja@yahoo.com>
Date: Mon, 26 Jun 2017 21:03:55 +0100
Subject: [PATCH] fix mount walkable

---
 mount.lua | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/mount.lua b/mount.lua
index 6892ab7..a549073 100644
--- a/mount.lua
+++ b/mount.lua
@@ -10,9 +10,23 @@ local crash_threshold = 6.5 -- ignored if enable_crash=false
 -- Helper functions
 --
 
+local node_ok = function(pos, fallback)
+
+	fallback = fallback or "default:dirt"
+
+	local node = minetest.get_node_or_nil(pos)
+
+	if node and minetest.registered_nodes[node.name] then
+		return node
+	end
+
+	return {name = fallback}
+end
+
+
 local function node_is(pos)
 
-	local node = minetest.get_node(pos)
+	local node = node_ok(pos)
 
 	if node.name == "air" then
 		return "air"
@@ -26,7 +40,7 @@ local function node_is(pos)
 		return "liquid"
 	end
 
-	if minetest.get_item_group(node.name, "walkable") ~= 0 then
+	if minetest.registered_nodes[node.name].walkable == true then
 		return "walkable"
 	end