snd_usbmidi_ch345_broken_sysex_ops 700 sound/usb/midi.c static const struct usb_protocol_ops snd_usbmidi_ch345_broken_sysex_ops = { snd_usbmidi_ch345_broken_sysex_ops 2450 sound/usb/midi.c umidi->usb_protocol_ops = &snd_usbmidi_ch345_broken_sysex_ops;