git: 67829b6307b8 - main - mixer(8): Print usage to standard error.

From: Hans Petter Selasky <hselasky_at_FreeBSD.org>
Date: Fri, 15 Oct 2021 13:57:19 UTC
The branch main has been updated by hselasky:

URL: https://cgit.FreeBSD.org/src/commit/?id=67829b6307b8c81397cedaaf7a0e6e281560be32

commit 67829b6307b8c81397cedaaf7a0e6e281560be32
Author:     Hans Petter Selasky <hselasky@FreeBSD.org>
AuthorDate: 2021-10-15 13:56:00 +0000
Commit:     Hans Petter Selasky <hselasky@FreeBSD.org>
CommitDate: 2021-10-15 13:56:37 +0000

    mixer(8): Print usage to standard error.
    
    Differential Revision:  https://reviews.freebsd.org/D32507
    Submitted by:   christos@
    Sponsored by:   NVIDIA Networking
---
 usr.sbin/mixer/mixer.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/usr.sbin/mixer/mixer.c b/usr.sbin/mixer/mixer.c
index f0e0c2d3b22b..ba13291f7b36 100644
--- a/usr.sbin/mixer/mixer.c
+++ b/usr.sbin/mixer/mixer.c
@@ -174,9 +174,8 @@ next:
 static void __dead2
 usage(void)
 {
-	printf("usage: %1$s [-f device] [-d unit] [-os] [dev[.control[=value]]] ...\n"
-	    "       %1$s [-d unit] [-os] -a\n",
-	    getprogname());
+	fprintf(stderr, "usage: %1$s [-f device] [-d unit] [-os] [dev[.control[=value]]] ...\n"
+	    "       %1$s [-d unit] [-os] -a\n", getprogname());
 	exit(1);
 }