linux-kernel - [PATCH 5/7] ALSA: ua101: constify usb_device

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Date:   Sun,  6 Aug 2017 12:18:57 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     perex@...ex.cz, tiwai@...e.com, zonque@...il.com,
        clemens@...isch.de
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: [PATCH 5/7] ALSA: ua101: constify usb_device_id.

usb_device_id are not supposed to change at runtime. All functions
working with usb_device_id provided by <linux/usb.h> work with
const usb_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 sound/usb/misc/ua101.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/usb/misc/ua101.c b/sound/usb/misc/ua101.c
index c19a5dd..b05cd38 100644
--- a/sound/usb/misc/ua101.c
+++ b/sound/usb/misc/ua101.c
@@ -1366,7 +1366,7 @@ static void ua101_disconnect(struct usb_interface *interface)
 	mutex_unlock(&devices_mutex);
 }
 
-static struct usb_device_id ua101_ids[] = {
+static const struct usb_device_id ua101_ids[] = {
 	{ USB_DEVICE(0x0582, 0x0044) }, /* UA-1000 high speed */
 	{ USB_DEVICE(0x0582, 0x007d) }, /* UA-101 high speed */
 	{ USB_DEVICE(0x0582, 0x008d) }, /* UA-101 full speed */
-- 
2.7.4