There's a particularly good example of this risk in the article: /* Unlink the client: this will close the socket, remove the I/O * handlers, and remo

There's a particularly good example of this risk in the article: /* Unlink the client: this will close the socket, remove the I/O * handlers, and remove references of the client from different * places where active clients may be referenced. */ unlinkClient(c); I wouldn't trust a comment as technically detailed as this one to stay in sync with code changes to unlinkClient.