On 19/07/17 12:49, Niklas Söderlund wrote: > * Changes since v4 > - Add patch which aborts v4l2_async_notifier_unregister() if the memory > allocation for the device cache fails instead of trying to do as much > as possible but still leave the system in a semi good state. Since you are working with this code I would very much appreciate it if you can make another patch that adds comments to this reprobing stuff, including why device_reprobe() cannot be used here. That will help in the future. Regards, Hans