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| author | Auke Kok <sofar@foo-projects.org> | 2016-06-11 17:09:07 -0700 |
|---|---|---|
| committer | Auke Kok <sofar@foo-projects.org> | 2016-06-11 17:09:07 -0700 |
| commit | f76668969e69b1410d9fe1db07b4326cffdb58b0 (patch) | |
| tree | bc42cef75899dda4cfa7e182aac48583b5578f9a /flowing_logic.lua | |
| parent | 32f331e7c4de3c5e130eff55ede475f9b212463a (diff) | |
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Do not trust node.param2.
The table lookup will fail if node.param2 is outside [0-3] which
is easily possible since there are several ways to modify param2
values of nodes. Force truncating param2 to always be 0-3 before
using it in a table lookup.
Diffstat (limited to 'flowing_logic.lua')
| -rw-r--r-- | flowing_logic.lua | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/flowing_logic.lua b/flowing_logic.lua index e0a6236..5166b15 100644 --- a/flowing_logic.lua +++ b/flowing_logic.lua @@ -71,7 +71,7 @@ pipeworks.spigot_check = function(pos, node) local belowname = minetest.get_node({x=pos.x,y=pos.y-1,z=pos.z}).name if belowname and (belowname == "air" or belowname == "default:water_flowing" or belowname == "default:water_source") then local spigotname = minetest.get_node(pos).name - local fdir=node.param2 + local fdir=node.param2 % 4 local check = { {x=pos.x,y=pos.y,z=pos.z+1}, {x=pos.x+1,y=pos.y,z=pos.z}, |