disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/media/radio/dsbr100.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /* A driver for the D-Link DSB-R100 USB radio and Gemtek USB Radio 21.
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  * The device plugs into both the USB and an analog audio input, so this thing
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  * only deals with initialisation and frequency setting, the
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@@ -18,16 +19,6 @@
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  * Fully tested with the Keene USB FM Transmitter and the v4l2-compliance tool.
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  *
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  * Copyright (c) 2000 Markus Demleitner <msdemlei@cl.uni-heidelberg.de>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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 */
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 #include <linux/kernel.h>
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@@ -174,11 +165,9 @@
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 {
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 	struct dsbr100_device *radio = video_drvdata(file);
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-	strlcpy(v->driver, "dsbr100", sizeof(v->driver));
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-	strlcpy(v->card, "D-Link R-100 USB FM Radio", sizeof(v->card));
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+	strscpy(v->driver, "dsbr100", sizeof(v->driver));
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+	strscpy(v->card, "D-Link R-100 USB FM Radio", sizeof(v->card));
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 	usb_make_path(radio->usbdev, v->bus_info, sizeof(v->bus_info));
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-	v->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
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-	v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS;
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 	return 0;
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 }
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@@ -191,7 +180,7 @@
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 		return -EINVAL;
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 	dsbr100_getstat(radio);
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-	strcpy(v->name, "FM");
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+	strscpy(v->name, "FM", sizeof(v->name));
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 	v->type = V4L2_TUNER_RADIO;
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 	v->rangelow = FREQ_MIN * FREQ_MUL;
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 	v->rangehigh = FREQ_MAX * FREQ_MUL;
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@@ -379,13 +368,15 @@
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 		goto err_reg_ctrl;
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 	}
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 	mutex_init(&radio->v4l2_lock);
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-	strlcpy(radio->videodev.name, v4l2_dev->name, sizeof(radio->videodev.name));
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+	strscpy(radio->videodev.name, v4l2_dev->name,
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+		sizeof(radio->videodev.name));
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 	radio->videodev.v4l2_dev = v4l2_dev;
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 	radio->videodev.fops = &usb_dsbr100_fops;
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 	radio->videodev.ioctl_ops = &usb_dsbr100_ioctl_ops;
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 	radio->videodev.release = video_device_release_empty;
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 	radio->videodev.lock = &radio->v4l2_lock;
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 	radio->videodev.ctrl_handler = &radio->hdl;
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+	radio->videodev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
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 	radio->usbdev = interface_to_usbdev(intf);
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 	radio->curfreq = FREQ_MIN * FREQ_MUL;