D56845.id184740.diff
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D56845.id184740.diff
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	diff --git a/usr.sbin/mixer/mixer.c b/usr.sbin/mixer/mixer.c
	--- a/usr.sbin/mixer/mixer.c
	+++ b/usr.sbin/mixer/mixer.c
	@@ -71,7 +71,7 @@
	errno = 0;
	dunit = strtol(optarg, NULL, 10);
	if (errno == EINVAL \|\| errno == ERANGE)
	- err(1, "strtol(%s)", optarg);
	+ err(1, "%s", strlen(optarg) ? optarg : "pcm");
	dflag = 1;
	break;
	case 'f':
	@@ -328,6 +328,8 @@
	{
	int n;

	+ if (dunit > mixer_get_nmixers())
	+ errx(1, "No such mixer unit: %d", dunit);
	if ((n = mixer_get_dunit()) < 0) {
	warn("cannot get default unit");
	return (-1);