Function at drivers/usb/gadget/composite.c, line 653 References: drivers/usb/gadget/audio.c, line 251 drivers/usb/gadget/audio.c, line 257 drivers/usb/gadget/cdc2.c, line 208 drivers/usb/gadget/cdc2.c, line 214 drivers/usb/gadget/composite.c, line 653 drivers/usb/gadget/ether.c, line 354 drivers/usb/gadget/ether.c, line 360 drivers/usb/gadget/serial.c, line 182 drivers/usb/gadget/serial.c, line 189 drivers/usb/gadget/serial.c, line 197 drivers/usb/gadget/zero.c, line 275 drivers/usb/gadget/zero.c, line 281 drivers/usb/gadget/zero.c, line 287