Re: [alsa-devel] [RFC PATCH] ALSA: usb - fix race in creation of M-Audio Fast track pro driver

David Henningsson wrote:

this patch resolves the issue for him. It also leaves a message in the log: "snd-usb-audio: probe of 1-1.1:1.1 failed with error -5"

I'd guess this is for an interface not claimed by the driver but without an explicit QUIRK_IGNORE_INTERFACE entry.

Regards, Clemens