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	if (error == 0 && req->newptr != NULL) {			if (error == 0 && req->newptr != NULL) {
	if (verbose < 0 \|\| verbose > 4)			if (verbose < 0 \|\| verbose > 4)
	error = EINVAL;			error = EINVAL;
	else			else
	snd_verbose = verbose;			snd_verbose = verbose;
	}			}
	return (error);			return (error);
	}			}
	SYSCTL_PROC(_hw_snd, OID_AUTO, verbose, CTLTYPE_INT \| CTLFLAG_RWTUN,			SYSCTL_PROC(_hw_snd, OID_AUTO, verbose,
	0, sizeof(int), sysctl_hw_sndverbose, "I", "verbosity level");			CTLTYPE_INT \| CTLFLAG_RWTUN \| CTLFLAG_NEEDGIANT,
				0, sizeof(int), sysctl_hw_sndverbose, "I",
				"verbosity level");

	static int			static int
	sndstat_open(struct cdev i_dev, int flags, int mode, struct thread td)			sndstat_open(struct cdev i_dev, int flags, int mode, struct thread td)
	{			{
	struct sndstat_file *pf;			struct sndstat_file *pf;

	pf = malloc(sizeof(*pf), M_DEVBUF, M_WAITOK \| M_ZERO);			pf = malloc(sizeof(*pf), M_DEVBUF, M_WAITOK \| M_ZERO);

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