linux-kernel - [PATCH 2/3] usb: hwa-hc: constify usb_device

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Date:   Wed,  9 Aug 2017 23:14:17 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     duncan.sands@...e.fr, gregkh@...uxfoundation.org
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] usb: hwa-hc: 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>
---
 drivers/usb/host/hwa-hc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c
index 1db0626..b37cf20 100644
--- a/drivers/usb/host/hwa-hc.c
+++ b/drivers/usb/host/hwa-hc.c
@@ -860,7 +860,7 @@ static void hwahc_disconnect(struct usb_interface *usb_iface)
 	usb_put_hcd(usb_hcd);
 }
 
-static struct usb_device_id hwahc_id_table[] = {
+static const struct usb_device_id hwahc_id_table[] = {
 	/* Alereon 5310 */
 	{ USB_DEVICE_AND_INTERFACE_INFO(0x13dc, 0x5310, 0xe0, 0x02, 0x01),
 	  .driver_info = WUSB_QUIRK_ALEREON_HWA_CONCAT_ISOC |
-- 
2.7.4