Allow the socket close to be responsible for removing client fds from the epoll list

src/connector.c

@@ -333,8 +333,8 @@ static int __drop_client(cdata_t *cdata, client_instance_t *client)
 		goto out;
 	client->invalid = true;
 	ret = client->fd;
+	/* Closing the fd will automatically remove it from the epoll list */
 	Close(client->fd);
-	epoll_ctl(cdata->epfd, EPOLL_CTL_DEL, ret, NULL);
 	HASH_DEL(cdata->clients, client);
 	DL_APPEND(cdata->dead_clients, client);
 	/* This is the reference to this client's presence in the