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/radio/tea575x.c | |
| 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/radio/tea575x.c')
| -rw-r--r-- | drivers/media/radio/tea575x.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/radio/tea575x.c b/drivers/media/radio/tea575x.c index 7412fe1b10c6..f89f83e04741 100644 --- a/drivers/media/radio/tea575x.c +++ b/drivers/media/radio/tea575x.c @@ -233,10 +233,10 @@ static int vidioc_querycap(struct file *file, void *priv, { struct snd_tea575x *tea = video_drvdata(file); - strlcpy(v->driver, tea->v4l2_dev->name, sizeof(v->driver)); - strlcpy(v->card, tea->card, sizeof(v->card)); + strscpy(v->driver, tea->v4l2_dev->name, sizeof(v->driver)); + strscpy(v->card, tea->card, sizeof(v->card)); strlcat(v->card, tea->tea5759 ? " TEA5759" : " TEA5757", sizeof(v->card)); - strlcpy(v->bus_info, tea->bus_info, sizeof(v->bus_info)); + strscpy(v->bus_info, tea->bus_info, sizeof(v->bus_info)); v->device_caps = V4L2_CAP_TUNER | V4L2_CAP_RADIO; if (!tea->cannot_read_data) v->device_caps |= V4L2_CAP_HW_FREQ_SEEK; @@ -296,7 +296,7 @@ int snd_tea575x_g_tuner(struct snd_tea575x *tea, struct v4l2_tuner *v) snd_tea575x_enum_freq_bands(tea, &band_fm); memset(v, 0, sizeof(*v)); - strlcpy(v->name, tea->has_am ? "FM/AM" : "FM", sizeof(v->name)); + strscpy(v->name, tea->has_am ? "FM/AM" : "FM", sizeof(v->name)); v->type = V4L2_TUNER_RADIO; v->capability = band_fm.capability; v->rangelow = tea->has_am ? bands[BAND_AM].rangelow : band_fm.rangelow; @@ -537,7 +537,7 @@ int snd_tea575x_init(struct snd_tea575x *tea, struct module *owner) tea->vd = tea575x_radio; video_set_drvdata(&tea->vd, tea); mutex_init(&tea->mutex); - strlcpy(tea->vd.name, tea->v4l2_dev->name, sizeof(tea->vd.name)); + strscpy(tea->vd.name, tea->v4l2_dev->name, sizeof(tea->vd.name)); tea->vd.lock = &tea->mutex; tea->vd.v4l2_dev = tea->v4l2_dev; tea->fops = tea575x_fops; |