diff options
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ioctl.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ioctl.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index b8be61a09776..f0f6906a879d 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1582,7 +1582,7 @@ static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops, switch (p->type) { case V4L2_BUF_TYPE_VIDEO_OVERLAY: case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: { - struct v4l2_clip __user *clips = p->fmt.win.clips; + struct v4l2_clip *clips = p->fmt.win.clips; u32 clipcount = p->fmt.win.clipcount; void __user *bitmap = p->fmt.win.bitmap; @@ -3084,6 +3084,27 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size, } break; } + case VIDIOC_G_FMT: + case VIDIOC_S_FMT: + case VIDIOC_TRY_FMT: { + struct v4l2_format *fmt = parg; + + if (fmt->type != V4L2_BUF_TYPE_VIDEO_OVERLAY && + fmt->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY) + break; + if (fmt->fmt.win.clipcount > 2048) + return -EINVAL; + if (!fmt->fmt.win.clipcount) + break; + + *user_ptr = (void __user *)fmt->fmt.win.clips; + *kernel_ptr = (void **)&fmt->fmt.win.clips; + *array_size = sizeof(struct v4l2_clip) + * fmt->fmt.win.clipcount; + + ret = 1; + break; + } } return ret; |