From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/hid/hid-betopff.c | 22 ++++++++++------------
1 files changed, 10 insertions(+), 12 deletions(-)
diff --git a/kernel/drivers/hid/hid-betopff.c b/kernel/drivers/hid/hid-betopff.c
index 9b60efe..25ed7b9 100644
--- a/kernel/drivers/hid/hid-betopff.c
+++ b/kernel/drivers/hid/hid-betopff.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Force feedback support for Betop based devices
*
@@ -19,10 +20,6 @@
*/
/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
*/
@@ -63,7 +60,6 @@
struct list_head *report_list =
&hid->report_enum[HID_OUTPUT_REPORT].report_list;
struct input_dev *dev;
- int field_count = 0;
int error;
int i, j;
@@ -89,17 +85,19 @@
* -----------------------------------------
* Do init them with default value.
*/
+ if (report->maxfield < 4) {
+ hid_err(hid, "not enough fields in the report: %d\n",
+ report->maxfield);
+ return -ENODEV;
+ }
for (i = 0; i < report->maxfield; i++) {
+ if (report->field[i]->report_count < 1) {
+ hid_err(hid, "no values in the field\n");
+ return -ENODEV;
+ }
for (j = 0; j < report->field[i]->report_count; j++) {
report->field[i]->value[j] = 0x00;
- field_count++;
}
- }
-
- if (field_count < 4) {
- hid_err(hid, "not enough fields in the report: %d\n",
- field_count);
- return -ENODEV;
}
betopff = kzalloc(sizeof(*betopff), GFP_KERNEL);
--
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