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PopulationTask: don't assume anything about TLS return values

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while these SHOULD be what we say they are, it's possible for something else to overwrite them with junk and make the server catch fire.
This commit is contained in:
Dylan K. Taylor
2019-12-12 12:19:54 +00:00
parent 62069bc7af
commit 92be8c8ec0
1 changed files with 1 additions and 3 deletions
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4
src/pocketmine/level/generator/PopulationTask.php
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@@ -56,11 +56,9 @@ class PopulationTask extends AsyncTask{
}
public function onRun(){
/** @var SimpleChunkManager $manager */
$manager = $this->getFromThreadStore("generation.level{$this->levelId}.manager");
/** @var Generator $generator */
$generator = $this->getFromThreadStore("generation.level{$this->levelId}.generator");
if($manager === null or $generator === null){
if(!($manager instanceof SimpleChunkManager) or !($generator instanceof Generator)){
$this->state = false;
return;
}