From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio
---
kernel/sound/usb/helper.c | 19 ++++---------------
1 files changed, 4 insertions(+), 15 deletions(-)
diff --git a/kernel/sound/usb/helper.c b/kernel/sound/usb/helper.c
index e6e7c9d..cf92d71 100644
--- a/kernel/sound/usb/helper.c
+++ b/kernel/sound/usb/helper.c
@@ -1,18 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * 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>
@@ -75,7 +62,6 @@
}
return NULL;
}
-EXPORT_SYMBOL_GPL(snd_usb_find_csint_desc);
/*
* Wrapper for usb_control_msg().
@@ -89,6 +75,9 @@
void *buf = NULL;
int timeout;
+ if (usb_pipe_type_check(dev, pipe))
+ return -EINVAL;
+
if (size > 0) {
buf = kmemdup(data, size, GFP_KERNEL);
if (!buf)
--
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