[PATCH 5/7] ALSA: ua101: constify usb_device_id.

From	Arvind Yadav <arvind.yadav.cs@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH 5/7] ALSA: ua101: constify usb_device_id.
Date	2017-08-06 08:50 +0200
Message-ID	<ubnxT-7cN-13@gated-at.bofh.it> (permalink)
References	<ubnxT-7cN-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

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@gmail.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

Back to linux.kernel | Previous | Next | Find similar | Unroll thread

Thread

[PATCH 5/7] ALSA: ua101: constify usb_device_id. Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-08-06 08:50 +0200

csiph-web