diff options
| -rw-r--r-- | drivers/media/usb/uvc/uvc_queue.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c index 254bc346243..d46dd7011ed 100644 --- a/drivers/media/usb/uvc/uvc_queue.c +++ b/drivers/media/usb/uvc/uvc_queue.c @@ -48,9 +48,14 @@ static int uvc_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, struct uvc_streaming *stream = container_of(queue, struct uvc_streaming, queue); + /* Make sure the image size is large enough. */ + if (fmt && fmt->fmt.pix.sizeimage < stream->ctrl.dwMaxVideoFrameSize) + return -EINVAL; + *nplanes = 1; - sizes[0] = stream->ctrl.dwMaxVideoFrameSize; + sizes[0] = fmt ? fmt->fmt.pix.sizeimage + : stream->ctrl.dwMaxVideoFrameSize; return 0; } |