csep3 611 sound/usb/stream.c struct uac3_iso_endpoint_descriptor *csep3 = csep3 614 sound/usb/stream.c if (csep3->bLength < sizeof(*csep3)) csep3 617 sound/usb/stream.c if (le32_to_cpu(csep3->bmControls) & UAC2_CONTROL_PITCH)