修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/drivers/media/radio/radio-cadet.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /* radio-cadet.c - A video4linux driver for the ADS Cadet AM/FM Radio Card
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  *
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  * by Fred Gleason <fredg@wava.com>
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@@ -353,12 +354,9 @@
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 static int vidioc_querycap(struct file *file, void *priv,
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 				struct v4l2_capability *v)
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 {
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-	strlcpy(v->driver, "ADS Cadet", sizeof(v->driver));
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-	strlcpy(v->card, "ADS Cadet", sizeof(v->card));
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-	strlcpy(v->bus_info, "ISA:radio-cadet", sizeof(v->bus_info));
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-	v->device_caps = V4L2_CAP_TUNER | V4L2_CAP_RADIO |
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-			  V4L2_CAP_READWRITE | V4L2_CAP_RDS_CAPTURE;
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-	v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS;
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+	strscpy(v->driver, "ADS Cadet", sizeof(v->driver));
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+	strscpy(v->card, "ADS Cadet", sizeof(v->card));
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+	strscpy(v->bus_info, "ISA:radio-cadet", sizeof(v->bus_info));
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 	return 0;
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 }
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@@ -370,7 +368,7 @@
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 	if (v->index)
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 		return -EINVAL;
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 	v->type = V4L2_TUNER_RADIO;
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-	strlcpy(v->name, "Radio", sizeof(v->name));
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+	strscpy(v->name, "Radio", sizeof(v->name));
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 	v->capability = bands[0].capability | bands[1].capability;
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 	v->rangelow = bands[0].rangelow;	   /* 520 kHz (start of AM band) */
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 	v->rangehigh = bands[1].rangehigh;    /* 108.0 MHz (end of FM band) */
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@@ -595,7 +593,7 @@
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 	struct v4l2_ctrl_handler *hdl;
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 	int res = -ENODEV;
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-	strlcpy(v4l2_dev->name, "cadet", sizeof(v4l2_dev->name));
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+	strscpy(v4l2_dev->name, "cadet", sizeof(v4l2_dev->name));
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 	mutex_init(&dev->lock);
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 	/* If a probe was requested then probe ISAPnP first (safest) */
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@@ -639,12 +637,14 @@
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 	dev->is_fm_band = true;
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 	dev->curfreq = bands[dev->is_fm_band].rangelow;
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 	cadet_setfreq(dev, dev->curfreq);
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-	strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
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+	strscpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
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 	dev->vdev.v4l2_dev = v4l2_dev;
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 	dev->vdev.fops = &cadet_fops;
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 	dev->vdev.ioctl_ops = &cadet_ioctl_ops;
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 	dev->vdev.release = video_device_release_empty;
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 	dev->vdev.lock = &dev->lock;
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+	dev->vdev.device_caps = V4L2_CAP_TUNER | V4L2_CAP_RADIO |
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+				V4L2_CAP_READWRITE | V4L2_CAP_RDS_CAPTURE;
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 	video_set_drvdata(&dev->vdev, dev);
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 	res = video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr);