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BUGFIX: Fix potential double-free in atExit() (#655)

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Fixes #654
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David Walker 2023-06-30 15:15:37 -07:00 committed by GitHub
parent 48e7bd6471
commit babefc5477
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1 changed files with 4 additions and 0 deletions
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src/Netscript/killWorkerScript.ts
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@ -51,6 +51,10 @@ function stopAndCleanUpWorkerScript(ws: WorkerScript): void {
} catch (e: unknown) { } catch (e: unknown) {
handleUnknownError(e, ws, "Error running atExit function.\n\n"); handleUnknownError(e, ws, "Error running atExit function.\n\n");
} }
if (ws.env.stopFlag) {
// If atExit() kills the script, we'll already be stopped, don't stop again.
return;
}
} }
ws.env.stopFlag = true; ws.env.stopFlag = true;
removeWorkerScript(ws); removeWorkerScript(ws);