From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/sound/last.c | 27 ++++++++-------------------
1 files changed, 8 insertions(+), 19 deletions(-)
diff --git a/kernel/sound/last.c b/kernel/sound/last.c
index 43f2228..f0bb987 100644
--- a/kernel/sound/last.c
+++ b/kernel/sound/last.c
@@ -1,22 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Advanced Linux Sound Architecture
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
*/
#include <linux/init.h>
@@ -24,14 +9,18 @@
static int __init alsa_sound_last_init(void)
{
+ struct snd_card *card;
int idx, ok = 0;
printk(KERN_INFO "ALSA device list:\n");
- for (idx = 0; idx < SNDRV_CARDS; idx++)
- if (snd_cards[idx] != NULL) {
- printk(KERN_INFO " #%i: %s\n", idx, snd_cards[idx]->longname);
+ for (idx = 0; idx < SNDRV_CARDS; idx++) {
+ card = snd_card_ref(idx);
+ if (card) {
+ printk(KERN_INFO " #%i: %s\n", idx, card->longname);
+ snd_card_unref(card);
ok++;
}
+ }
if (ok == 0)
printk(KERN_INFO " No soundcards found.\n");
return 0;
--
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