diff options
| -rw-r--r-- | drivers/media/video/au0828/au0828-video.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/video/au0828/au0828-video.c b/drivers/media/video/au0828/au0828-video.c index d97e0a28fb24..7989a7ba7c40 100644 --- a/drivers/media/video/au0828/au0828-video.c +++ b/drivers/media/video/au0828/au0828-video.c @@ -441,7 +441,7 @@ static void au0828_copy_vbi(struct au0828_dev *dev, unsigned char *outp, unsigned long len) { unsigned char *startwrite, *startread; - int bytesperline = dev->vbi_width; + int bytesperline; int i, j = 0; if (dev == NULL) { @@ -464,6 +464,8 @@ static void au0828_copy_vbi(struct au0828_dev *dev, return; } + bytesperline = dev->vbi_width; + if (dma_q->pos + len > buf->vb.size) len = buf->vb.size - dma_q->pos; |