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| author | Paul Elder <paul.elder@ideasonboard.com> | 2020-06-18 17:25:36 +0900 |
|---|---|---|
| committer | Paul Elder <paul.elder@ideasonboard.com> | 2020-06-25 23:47:13 +0900 |
| commit | b3dc3d7cf248c2225cd38f6dc54b47d8e012247e (patch) | |
| tree | 704eb6dc24add7707276d9ed7355745aa7df9f6c /src | |
| parent | d45d53cde0dce83f221728c8ced859773e64fca7 (diff) | |
v4l2: v4l2_camera_proxy: Disallow dqbuf when not streaming
Make VIDIOC_DQBUF return -EINVAL if the stream is not turned on.
Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/v4l2/v4l2_camera_proxy.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp index 0099266e..08fd3fdc 100644 --- a/src/v4l2/v4l2_camera_proxy.cpp +++ b/src/v4l2/v4l2_camera_proxy.cpp @@ -580,6 +580,9 @@ int V4L2CameraProxy::vidioc_dqbuf(V4L2CameraFile *file, struct v4l2_buffer *arg) if (!hasOwnership(file)) return -EBUSY; + if (!vcam_->isRunning()) + return -EINVAL; + if (!validateBufferType(arg->type) || !validateMemoryType(arg->memory)) return -EINVAL; |