disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/media/radio/wl128x/fmdrv_v4l2.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  *  FM Driver for Connectivity chip of Texas Instruments.
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  *  This file provides interfaces to V4L2 subsystem.
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@@ -12,16 +13,6 @@
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  *  Copyright (C) 2011 Texas Instruments
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  *  Author: Raja Mani <raja_mani@ti.com>
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  *  Author: Manjunatha Halli <manjunatha_halli@ti.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 version 2 as
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- *  published by the Free Software Foundation.
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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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 #include <linux/export.h>
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@@ -190,17 +181,10 @@
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 static int fm_v4l2_vidioc_querycap(struct file *file, void *priv,
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 		struct v4l2_capability *capability)
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 {
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-	strlcpy(capability->driver, FM_DRV_NAME, sizeof(capability->driver));
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-	strlcpy(capability->card, FM_DRV_CARD_SHORT_NAME,
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-			sizeof(capability->card));
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+	strscpy(capability->driver, FM_DRV_NAME, sizeof(capability->driver));
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+	strscpy(capability->card, FM_DRV_CARD_SHORT_NAME,
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+		sizeof(capability->card));
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 	sprintf(capability->bus_info, "UART");
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-	capability->device_caps = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER |
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-		V4L2_CAP_RADIO | V4L2_CAP_MODULATOR |
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-		V4L2_CAP_AUDIO | V4L2_CAP_READWRITE |
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-		V4L2_CAP_RDS_CAPTURE;
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-	capability->capabilities = capability->device_caps |
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-		V4L2_CAP_DEVICE_CAPS;
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-
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 	return 0;
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 }
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@@ -249,7 +233,7 @@
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 		struct v4l2_audio *audio)
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 {
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 	memset(audio, 0, sizeof(*audio));
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-	strcpy(audio->name, "Radio");
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+	strscpy(audio->name, "Radio", sizeof(audio->name));
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 	audio->capability = V4L2_AUDCAP_STEREO;
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 	return 0;
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@@ -293,7 +277,7 @@
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 	if (ret != 0)
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 		return ret;
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-	strcpy(tuner->name, "FM");
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+	strscpy(tuner->name, "FM", sizeof(tuner->name));
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 	tuner->type = V4L2_TUNER_RADIO;
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 	/* Store rangelow and rangehigh freq in unit of 62.5 Hz */
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 	tuner->rangelow = bottom_freq * 16;
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@@ -524,6 +508,9 @@
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 	 * but that would affect applications using this driver.
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 	 */
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 	.vfl_dir = VFL_DIR_M2M,
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+	.device_caps = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER | V4L2_CAP_RADIO |
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+		       V4L2_CAP_MODULATOR | V4L2_CAP_AUDIO |
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+		       V4L2_CAP_READWRITE | V4L2_CAP_RDS_CAPTURE,
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 };
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 int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr)
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@@ -531,7 +518,8 @@
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 	struct v4l2_ctrl *ctrl;
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 	int ret;
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-	strlcpy(fmdev->v4l2_dev.name, FM_DRV_NAME, sizeof(fmdev->v4l2_dev.name));
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+	strscpy(fmdev->v4l2_dev.name, FM_DRV_NAME,
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+		sizeof(fmdev->v4l2_dev.name));
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 	ret = v4l2_device_register(NULL, &fmdev->v4l2_dev);
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 	if (ret < 0)
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 		return ret;