diff options
Diffstat (limited to 'drivers/media/video/uvc/uvc_v4l2.c')
| -rw-r--r-- | drivers/media/video/uvc/uvc_v4l2.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c index 30781b82b6b..2a80caa54fb 100644 --- a/drivers/media/video/uvc/uvc_v4l2.c +++ b/drivers/media/video/uvc/uvc_v4l2.c @@ -673,11 +673,17 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg) { struct v4l2_fmtdesc *fmt = arg; struct uvc_format *format; + enum v4l2_buf_type type = fmt->type; + __u32 index = fmt->index; if (fmt->type != video->streaming->type || fmt->index >= video->streaming->nformats) return -EINVAL; + memset(fmt, 0, sizeof(*fmt)); + fmt->index = index; + fmt->type = type; + format = &video->streaming->format[fmt->index]; fmt->flags = 0; if (format->flags & UVC_FMT_FLAG_COMPRESSED) |