diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/mxc/output/mxc_vout.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/video/mxc/output/mxc_vout.c b/drivers/media/video/mxc/output/mxc_vout.c index 626bad59e151..727c07abaab9 100644 --- a/drivers/media/video/mxc/output/mxc_vout.c +++ b/drivers/media/video/mxc/output/mxc_vout.c @@ -1379,6 +1379,14 @@ static int mxc_vidioc_s_crop(struct file *file, void *fh, /* stride line limitation */ crop->c.height -= crop->c.height % 8; crop->c.width -= crop->c.width % 8; + if ((crop->c.width <= 0) || (crop->c.height <= 0) || + ((crop->c.left + crop->c.width) > (b->left + b->width)) || + ((crop->c.top + crop->c.height) > (b->top + b->height))) { + v4l2_err(vout->vfd->v4l2_dev, "s_crop err: %d, %d, %d, %d", + crop->c.left, crop->c.top, + crop->c.width, crop->c.height); + return -EINVAL; + } /* the same setting, return */ if (vout->disp_support_windows) { |