Function at include/linux/usb/ch9.h, line 514 References: drivers/net/irda/kingsun-sir.c, line 469 drivers/net/irda/ksdazzle-sir.c, line 612 drivers/staging/comedi/drivers/vmk80xx.c, line 1221 drivers/staging/frontier/alphatrack.c, line 695 drivers/staging/frontier/tranzport.c, line 817 drivers/staging/otus/usbdrv.c, line 952 drivers/usb/misc/adutux.c, line 742 drivers/usb/misc/iowarrior.c, line 794 drivers/usb/misc/ldusb.c, line 681 drivers/usb/serial/kobil_sct.c, line 187 drivers/usb/serial/usb-serial.c, line 820 include/linux/usb/ch9.h, line 514