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< .\" $FreeBSD: head/share/man/man4/snd_uaudio.4 204605 2010-03-02 21:59:03Z joel $
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> .\" $FreeBSD: head/share/man/man4/snd_uaudio.4 219004 2011-02-24 18:08:23Z hselasky $
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< .Dd December 15, 2005
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> .Dd February 24, 2011
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< .Nd USB audio device driver
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> .Nd USB audio and MIDI device driver
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< audio class devices.
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> audio class devices and
> .Tn USB
> MIDI class devices.
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< For
< .Tn USB
< and supposedly other detach-able busses, it is necessary to allow the
< device un-registration to complete successfully, otherwise the driver
< leaves wild pointers to invalid data structures and thus leading to a panic.
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> It is necessary to allow the device un-registration to complete
> successfully, otherwise the
> .Tn PCM
> layer will panic.