diff options
| -rw-r--r-- | src/libcamera/v4l2_videodevice.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp index cb52d4ce..12c09dc7 100644 --- a/src/libcamera/v4l2_videodevice.cpp +++ b/src/libcamera/v4l2_videodevice.cpp @@ -1391,6 +1391,16 @@ int V4L2VideoDevice::queueBuffer(FrameBuffer *buffer) struct v4l2_buffer buf = {}; int ret; + /* + * Pipeline handlers should not requeue buffers after releasing the + * buffers on the device. Any occurence of this error should be fixed + * in the pipeline handler directly. + */ + if (!cache_) { + LOG(V4L2, Fatal) << "No BufferCache available to queue."; + return -ENOENT; + } + ret = cache_->get(*buffer); if (ret < 0) return ret; |