diff options
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-dev.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c index 6ce623a1245a..5516b2bbb08f 100644 --- a/drivers/media/v4l2-core/v4l2-dev.c +++ b/drivers/media/v4l2-core/v4l2-dev.c @@ -1032,6 +1032,11 @@ int __video_register_device(struct video_device *vdev, vdev->minor = i + minor_offset; vdev->num = nr; + if (WARN_ON(vdev->minor >= VIDEO_NUM_DEVICES)) { + mutex_unlock(&videodev_lock); + return -EINVAL; + } + /* Should not happen since we thought this minor was free */ if (WARN_ON(video_devices[vdev->minor])) { mutex_unlock(&videodev_lock); |