diff options
| author | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-09-10 15:19:14 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-09-11 20:32:17 +0300 |
| commit | c0decac19da3906d9b66291e57b7759489e1170f (patch) | |
| tree | 0eeb1f7d2c5464e0c87e0c788fd8fb581662c621 /drivers/media/usb/airspy | |
| parent | b730c40813a95ebc35757790a990794f55e2b61c (diff) | |
| download | linux-c0decac19da3906d9b66291e57b7759489e1170f.tar.xz | |
media: use strscpy() instead of strlcpy()
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>
Diffstat (limited to 'drivers/media/usb/airspy')
| -rw-r--r-- | drivers/media/usb/airspy/airspy.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/usb/airspy/airspy.c b/drivers/media/usb/airspy/airspy.c index e70c9e2f3798..41fa0f93143d 100644 --- a/drivers/media/usb/airspy/airspy.c +++ b/drivers/media/usb/airspy/airspy.c @@ -619,8 +619,8 @@ static int airspy_querycap(struct file *file, void *fh, { struct airspy *s = video_drvdata(file); - strlcpy(cap->driver, KBUILD_MODNAME, sizeof(cap->driver)); - strlcpy(cap->card, s->vdev.name, sizeof(cap->card)); + strscpy(cap->driver, KBUILD_MODNAME, sizeof(cap->driver)); + strscpy(cap->card, s->vdev.name, sizeof(cap->card)); usb_make_path(s->udev, cap->bus_info, sizeof(cap->bus_info)); cap->device_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_STREAMING | V4L2_CAP_READWRITE | V4L2_CAP_TUNER; @@ -635,7 +635,7 @@ static int airspy_enum_fmt_sdr_cap(struct file *file, void *priv, if (f->index >= NUM_FORMATS) return -EINVAL; - strlcpy(f->description, formats[f->index].name, sizeof(f->description)); + strscpy(f->description, formats[f->index].name, sizeof(f->description)); f->pixelformat = formats[f->index].pixelformat; return 0; @@ -720,14 +720,14 @@ static int airspy_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v) int ret; if (v->index == 0) { - strlcpy(v->name, "AirSpy ADC", sizeof(v->name)); + strscpy(v->name, "AirSpy ADC", sizeof(v->name)); v->type = V4L2_TUNER_ADC; v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS; v->rangelow = bands[0].rangelow; v->rangehigh = bands[0].rangehigh; ret = 0; } else if (v->index == 1) { - strlcpy(v->name, "AirSpy RF", sizeof(v->name)); + strscpy(v->name, "AirSpy RF", sizeof(v->name)); v->type = V4L2_TUNER_RF; v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS; v->rangelow = bands_rf[0].rangelow; |