Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751500AbdHLIfl (ORCPT ); Sat, 12 Aug 2017 04:35:41 -0400 Received: from mail-pf0-f193.google.com ([209.85.192.193]:36022 "EHLO mail-pf0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750761AbdHLIfk (ORCPT ); Sat, 12 Aug 2017 04:35:40 -0400 From: Arvind Yadav To: airlied@linux.ie, airlied@redhat.com Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm: udl: constify usb_device_id Date: Sat, 12 Aug 2017 14:05:19 +0530 Message-Id: <22fa8ca67a6d4a59997f463bf241ed56596fbcfa.1502526524.git.arvind.yadav.cs@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 978 Lines: 24 usb_device_id are not supposed to change at runtime. All functions working with usb_device_id provided by work with const usb_device_id. So mark the non-const structs as const. Signed-off-by: Arvind Yadav --- drivers/gpu/drm/udl/udl_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index cd8b017..2877afc 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -118,7 +118,7 @@ static void udl_usb_disconnect(struct usb_interface *interface) * which is compatible with all known USB 2.0 era graphics chips and firmware, * but allows DisplayLink to increment those for any future incompatible chips */ -static struct usb_device_id id_table[] = { +static const struct usb_device_id id_table[] = { {.idVendor = 0x17e9, .bInterfaceClass = 0xff, .bInterfaceSubClass = 0x00, .bInterfaceProtocol = 0x00, -- 2.7.4