This reverts commit 
be0a8887bb931af0e21531da20c41533effbb0d6.
The original commit 
f2267089ea17fa97b796b1b4247e3f8957655df3
(usb: gadget: composite: dequeue cdev->req before free it in
composite_dev_cleanup) ended up being reverted because it caused
more issues then fixed. We will also revert this counter part
commit so we start clean to properly add that idea back.
Cc: Li Jun <b47624@freescale.com>
Signed-of-by: Felipe Balbi <balbi@ti.com>
                usb_ep_free_request(cdev->gadget->ep0, cdev->os_desc_req);
        }
        if (cdev->req) {
-               usb_ep_dequeue(cdev->gadget->ep0, cdev->req);
                kfree(cdev->req->buf);
+               usb_ep_dequeue(cdev->gadget->ep0, cdev->req);
                usb_ep_free_request(cdev->gadget->ep0, cdev->req);
        }
        cdev->next_string_id = 0;