modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/media/radio/radio-mr800.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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 /*
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  * A driver for the AverMedia MR 800 USB FM radio. This device plugs
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  * into both the USB and an analog audio input, so this thing
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@@ -5,16 +6,6 @@
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  * audio data has to be handled by a sound driver.
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  *
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  * Copyright (c) 2008 Alexey Klimov <klimov.linux@gmail.com>
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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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 /*
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@@ -266,12 +257,9 @@
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 {
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 	struct amradio_device *radio = video_drvdata(file);
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-	strlcpy(v->driver, "radio-mr800", sizeof(v->driver));
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-	strlcpy(v->card, "AverMedia MR 800 USB FM Radio", sizeof(v->card));
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+	strscpy(v->driver, "radio-mr800", sizeof(v->driver));
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+	strscpy(v->card, "AverMedia MR 800 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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-					V4L2_CAP_HW_FREQ_SEEK;
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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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@@ -291,7 +279,7 @@
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 	if (retval)
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 		return retval;
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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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@@ -547,13 +535,15 @@
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 	radio->v4l2_dev.ctrl_handler = &radio->hdl;
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 	radio->v4l2_dev.release = usb_amradio_release;
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-	strlcpy(radio->vdev.name, radio->v4l2_dev.name,
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+	strscpy(radio->vdev.name, radio->v4l2_dev.name,
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 		sizeof(radio->vdev.name));
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 	radio->vdev.v4l2_dev = &radio->v4l2_dev;
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 	radio->vdev.fops = &usb_amradio_fops;
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 	radio->vdev.ioctl_ops = &usb_amradio_ioctl_ops;
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 	radio->vdev.release = video_device_release_empty;
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 	radio->vdev.lock = &radio->lock;
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+	radio->vdev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER |
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+				  V4L2_CAP_HW_FREQ_SEEK;
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 	radio->usbdev = interface_to_usbdev(intf);
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 	radio->intf = intf;