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media: use strscpy() instead of strlcpy()

Telusuri Sumber 
The implementation of strscpy() is more robust and safer.

That's now the recommended way to copy NUL terminated strings.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab
2018-09-10 08:19:14 -04:00
orang tua b730c40813
melakukan c0decac19d
260 mengubah file dengan 676 tambahan dan 665 penghapusan
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2
drivers/media/platform/atmel/atmel-isc.c
Melihat File

@@ -1951,7 +1951,7 @@ static int isc_async_complete(struct v4l2_async_notifier *notifier)
INIT_WORK(&isc->awb_work, isc_awb_work);
/* Register video device */
strlcpy(vdev->name, ATMEL_ISC_NAME, sizeof(vdev->name));
strscpy(vdev->name, ATMEL_ISC_NAME, sizeof(vdev->name));
vdev->release = video_device_release_empty;
vdev->fops = &isc_fops;
vdev->ioctl_ops = &isc_ioctl_ops;

10
drivers/media/platform/atmel/atmel-isi.c
Melihat File

@@ -655,9 +655,9 @@ static int isi_enum_fmt_vid_cap(struct file *file, void *priv,
static int isi_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
strlcpy(cap->driver, "atmel-isi", sizeof(cap->driver));
strlcpy(cap->card, "Atmel Image Sensor Interface", sizeof(cap->card));
strlcpy(cap->bus_info, "platform:isi", sizeof(cap->bus_info));
strscpy(cap->driver, "atmel-isi", sizeof(cap->driver));
strscpy(cap->card, "Atmel Image Sensor Interface", sizeof(cap->card));
strscpy(cap->bus_info, "platform:isi", sizeof(cap->bus_info));
return 0;
}
@@ -668,7 +668,7 @@ static int isi_enum_input(struct file *file, void *priv,
return -EINVAL;
i->type = V4L2_INPUT_TYPE_CAMERA;
strlcpy(i->name, "Camera", sizeof(i->name));
strscpy(i->name, "Camera", sizeof(i->name));
return 0;
}
@@ -1202,7 +1202,7 @@ static int atmel_isi_probe(struct platform_device *pdev)
isi->vdev->fops = &isi_fops;
isi->vdev->v4l2_dev = &isi->v4l2_dev;
isi->vdev->queue = &isi->queue;
strlcpy(isi->vdev->name, KBUILD_MODNAME, sizeof(isi->vdev->name));
strscpy(isi->vdev->name, KBUILD_MODNAME, sizeof(isi->vdev->name));
isi->vdev->release = video_device_release;
isi->vdev->ioctl_ops = &isi_ioctl_ops;
isi->vdev->lock = &isi->lock;