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| author | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-09-10 08:19:14 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-09-11 13:32:17 -0400 |
| commit | c0decac19da3906d9b66291e57b7759489e1170f (patch) | |
| tree | 0eeb1f7d2c5464e0c87e0c788fd8fb581662c621 /drivers/media/usb/pvrusb2/pvrusb2-v4l2.c | |
| parent | b730c40813a95ebc35757790a990794f55e2b61c (diff) | |
| download | linux-c0decac19da3906d9b66291e57b7759489e1170f.tar.bz2 | |
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/pvrusb2/pvrusb2-v4l2.c')
| -rw-r--r-- | drivers/media/usb/pvrusb2/pvrusb2-v4l2.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c index e53a80b589a1..cea232a3302d 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c @@ -121,10 +121,10 @@ static int pvr2_querycap(struct file *file, void *priv, struct v4l2_capability * struct pvr2_v4l2_fh *fh = file->private_data; struct pvr2_hdw *hdw = fh->channel.mc_head->hdw; - strlcpy(cap->driver, "pvrusb2", sizeof(cap->driver)); - strlcpy(cap->bus_info, pvr2_hdw_get_bus_info(hdw), - sizeof(cap->bus_info)); - strlcpy(cap->card, pvr2_hdw_get_desc(hdw), sizeof(cap->card)); + strscpy(cap->driver, "pvrusb2", sizeof(cap->driver)); + strscpy(cap->bus_info, pvr2_hdw_get_bus_info(hdw), + sizeof(cap->bus_info)); + strscpy(cap->card, pvr2_hdw_get_desc(hdw), sizeof(cap->card)); cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | V4L2_CAP_AUDIO | V4L2_CAP_RADIO | V4L2_CAP_READWRITE | V4L2_CAP_DEVICE_CAPS; @@ -545,7 +545,7 @@ static int pvr2_queryctrl(struct file *file, void *priv, "QUERYCTRL id=0x%x mapping name=%s (%s)", vc->id, pvr2_ctrl_get_name(cptr), pvr2_ctrl_get_desc(cptr)); - strlcpy(vc->name, pvr2_ctrl_get_desc(cptr), sizeof(vc->name)); + strscpy(vc->name, pvr2_ctrl_get_desc(cptr), sizeof(vc->name)); vc->flags = pvr2_ctrl_get_v4lflags(cptr); pvr2_ctrl_get_def(cptr, &val); vc->default_value = val; |