Re: [alsa-devel] [PATCH 0/4] ALSA: fireworks/bebob/dice/oxfw: fix kernel oops at unplugging during streaming

Takashi Sakamoto wrote:

With this patchset, each driver keeps a reference to FireWire unit till all of ALSA applications close its character devices. This may be against IEEE 1394 bus driver developers' expectation to high-level drivers.

The fw_unit reference counting was designed for situations like this.

Regards, Clemens