Fixed occasional crash on startup where the player pointer offset was…

… outside of the game's readable memory
squeek502 · Dec 12, 2017 · fea6628 · fea6628
1 parent aefda1e
commit fea6628
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/d2info/d2reader.lua b/d2info/d2reader.lua
@@ -99,7 +99,9 @@ end
 
 function D2Reader:getPlayerPointer()
   if not self:checkStatus() then return end
-  local playerUnitPtr = uint32(self.process:read(self.base + self.offsets.player, 4))
+  local data, err = self.process:read(self.base + self.offsets.player, 4)
+  if not data then return nil, err end
+  local playerUnitPtr = uint32(data)
   return playerUnitPtr ~= 0 and playerUnitPtr or nil
 end