From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/media/usb/dvb-usb-v2/az6007.c | 21 +++++++++++----------
1 files changed, 11 insertions(+), 10 deletions(-)
diff --git a/kernel/drivers/media/usb/dvb-usb-v2/az6007.c b/kernel/drivers/media/usb/dvb-usb-v2/az6007.c
index 7469263..6cbfe75 100644
--- a/kernel/drivers/media/usb/dvb-usb-v2/az6007.c
+++ b/kernel/drivers/media/usb/dvb-usb-v2/az6007.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver for AzureWave 6007 DVB-C/T USB2.0 and clones
*
@@ -10,15 +11,6 @@
* Copyright (c) 2010-2012 Mauro Carvalho Chehab
* Driver modified by in order to work with upstream drxk driver, and
* tons of bugs got fixed, and converted to use dvb-usb-v2.
- *
- * 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 under version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include "drxk.h"
@@ -210,7 +202,8 @@
unsigned code;
enum rc_proto proto;
- az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10);
+ if (az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10) < 0)
+ return -EIO;
if (st->data[1] == 0x44)
return 0;
@@ -795,6 +788,10 @@
if (az6007_xfer_debug)
printk(KERN_DEBUG "az6007: I2C W addr=0x%x len=%d\n",
addr, msgs[i].len);
+ if (msgs[i].len < 1) {
+ ret = -EIO;
+ goto err;
+ }
req = AZ6007_I2C_WR;
index = msgs[i].buf[0];
value = addr | (1 << 8);
@@ -809,6 +806,10 @@
if (az6007_xfer_debug)
printk(KERN_DEBUG "az6007: I2C R addr=0x%x len=%d\n",
addr, msgs[i].len);
+ if (msgs[i].len < 1) {
+ ret = -EIO;
+ goto err;
+ }
req = AZ6007_I2C_RD;
index = msgs[i].buf[0];
value = addr;
--
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