linux-kernel - [PATCH 2/9] HID: multitouch: make sure the static list of class is not changed

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Message-Id: <20180529095800.13504-3-benjamin.tissoires@redhat.com>
Date:   Tue, 29 May 2018 11:57:53 +0200
From:   Benjamin Tissoires <benjamin.tissoires@...hat.com>
To:     Jiri Kosina <jikos@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Mario.Limonciello@...l.com,
        Peter Hutterer <peter.hutterer@...-t.net>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>
Subject: [PATCH 2/9] HID: multitouch: make sure the static list of class is not changed

const is a magic keyword here :)

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>
---
 drivers/hid/hid-multitouch.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 38c4ca24343e..187d27f26eec 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -211,7 +211,7 @@ static int cypress_compute_slot(struct mt_device *td)
 		return -1;
 }
 
-static struct mt_class mt_classes[] = {
+static const struct mt_class mt_classes[] = {
 	{ .name = MT_CLS_DEFAULT,
 		.quirks = MT_QUIRK_ALWAYS_VALID |
 			MT_QUIRK_CONTACT_CNT_ACCURATE },
@@ -1429,7 +1429,7 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
 {
 	int ret, i;
 	struct mt_device *td;
-	struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */
+	const struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */
 
 	for (i = 0; mt_classes[i].name ; i++) {
 		if (id->driver_data == mt_classes[i].name) {
-- 
2.14.3