Hello, On Thu, 30 Nov 2017 13:59:30 -0500 (EST), Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: > This is a little misleading. The req->complete callback will be called > whether the request is dequeued or not. The real race is between > usb_ep_dequeue and completion of the transfer. Actually, this is how I understood it. Sorry for not providing enough to make that clear (...and sorry for the terrible typos in that mail). Thanks for checking. I'll play some more with a kernel with this patch to see if it breaks, and will resubmit if it looks fine. Regards, -- Vincent Pelletier -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html