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authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-09-10 08:19:14 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-09-11 13:32:17 -0400
commitc0decac19da3906d9b66291e57b7759489e1170f (patch)
tree0eeb1f7d2c5464e0c87e0c788fd8fb581662c621 /drivers/media/pci/cobalt
parentb730c40813a95ebc35757790a990794f55e2b61c (diff)
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/pci/cobalt')
-rw-r--r--drivers/media/pci/cobalt/cobalt-alsa-main.c2
-rw-r--r--drivers/media/pci/cobalt/cobalt-alsa-pcm.c4
-rw-r--r--drivers/media/pci/cobalt/cobalt-v4l2.c14
3 files changed, 10 insertions, 10 deletions
diff --git a/drivers/media/pci/cobalt/cobalt-alsa-main.c b/drivers/media/pci/cobalt/cobalt-alsa-main.c
index e5022b620856..c57f87a68269 100644
--- a/drivers/media/pci/cobalt/cobalt-alsa-main.c
+++ b/drivers/media/pci/cobalt/cobalt-alsa-main.c
@@ -65,7 +65,7 @@ static int snd_cobalt_card_set_names(struct snd_cobalt_card *cobsc)
struct snd_card *sc = cobsc->sc;
/* sc->driver is used by alsa-lib's configurator: simple, unique */
- strlcpy(sc->driver, "cobalt", sizeof(sc->driver));
+ strscpy(sc->driver, "cobalt", sizeof(sc->driver));
/* sc->shortname is a symlink in /proc/asound: COBALT-M -> cardN */
snprintf(sc->shortname, sizeof(sc->shortname), "cobalt-%d-%d",
diff --git a/drivers/media/pci/cobalt/cobalt-alsa-pcm.c b/drivers/media/pci/cobalt/cobalt-alsa-pcm.c
index f6a7df13cd04..38d00935a292 100644
--- a/drivers/media/pci/cobalt/cobalt-alsa-pcm.c
+++ b/drivers/media/pci/cobalt/cobalt-alsa-pcm.c
@@ -557,7 +557,7 @@ int snd_cobalt_pcm_create(struct snd_cobalt_card *cobsc)
&snd_cobalt_pcm_capture_ops);
sp->info_flags = 0;
sp->private_data = cobsc;
- strlcpy(sp->name, "cobalt", sizeof(sp->name));
+ strscpy(sp->name, "cobalt", sizeof(sp->name));
} else {
cobalt_s_bit_sysctrl(cobalt,
COBALT_SYS_CTRL_AUDIO_OPP_RESETN_BIT, 0);
@@ -581,7 +581,7 @@ int snd_cobalt_pcm_create(struct snd_cobalt_card *cobsc)
&snd_cobalt_pcm_playback_ops);
sp->info_flags = 0;
sp->private_data = cobsc;
- strlcpy(sp->name, "cobalt", sizeof(sp->name));
+ strscpy(sp->name, "cobalt", sizeof(sp->name));
}
return 0;
diff --git a/drivers/media/pci/cobalt/cobalt-v4l2.c b/drivers/media/pci/cobalt/cobalt-v4l2.c
index c8fd2d075f43..0525f5e1565b 100644
--- a/drivers/media/pci/cobalt/cobalt-v4l2.c
+++ b/drivers/media/pci/cobalt/cobalt-v4l2.c
@@ -479,8 +479,8 @@ static int cobalt_querycap(struct file *file, void *priv_fh,
struct cobalt_stream *s = video_drvdata(file);
struct cobalt *cobalt = s->cobalt;
- strlcpy(vcap->driver, "cobalt", sizeof(vcap->driver));
- strlcpy(vcap->card, "cobalt", sizeof(vcap->card));
+ strscpy(vcap->driver, "cobalt", sizeof(vcap->driver));
+ strscpy(vcap->card, "cobalt", sizeof(vcap->card));
snprintf(vcap->bus_info, sizeof(vcap->bus_info),
"PCIe:%s", pci_name(cobalt->pci_dev));
vcap->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
@@ -693,15 +693,15 @@ static int cobalt_enum_fmt_vid_cap(struct file *file, void *priv_fh,
{
switch (f->index) {
case 0:
- strlcpy(f->description, "YUV 4:2:2", sizeof(f->description));
+ strscpy(f->description, "YUV 4:2:2", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_YUYV;
break;
case 1:
- strlcpy(f->description, "RGB24", sizeof(f->description));
+ strscpy(f->description, "RGB24", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_RGB24;
break;
case 2:
- strlcpy(f->description, "RGB32", sizeof(f->description));
+ strscpy(f->description, "RGB32", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_BGR32;
break;
default:
@@ -898,11 +898,11 @@ static int cobalt_enum_fmt_vid_out(struct file *file, void *priv_fh,
{
switch (f->index) {
case 0:
- strlcpy(f->description, "YUV 4:2:2", sizeof(f->description));
+ strscpy(f->description, "YUV 4:2:2", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_YUYV;
break;
case 1:
- strlcpy(f->description, "RGB32", sizeof(f->description));
+ strscpy(f->description, "RGB32", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_BGR32;
break;
default: