usb: gadget: composite: dequeue cdev->req before free it in composite_dev_cleanup
usb: gadget: composite: dequeue cdev->req before free it in composite_dev_cleanup

This patch try to dequeue the cdev->req to guarantee the request is not queued
before free it.

Signed-off-by: Li Jun <1a00d7845dbda08870f027c62f8d0638153f7b59@freescale.com>
Signed-off-by: Felipe Balbi <94dddeeef08b001e003cce128ddc162a4e2c6cd2@ti.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs