raspberrypi/linux — pull request #44 by bryankemp (2012-07-07 21:49:44+00:00)
Title: Updating dwc_otg driver to fix issue releasing pcm stream see: https://g...

https://github.com/raspberrypi/firmware/issues/51

credit for this change belong to the issue owner. I just updated the patch to the current version of the driver and I have tested this in the context of using a DAC via usb. Over 12 hours of non-stop testing and the system remains stable with no messages in /var/log/messages.