On Wed, Dec 12, 2012 at 9:11 PM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: > That's the error code returned by the USB stack when a request is > cancelled synchronously. But it is intended for internal kernel use > only; it should not appear at the userspace level. Without knowing the > details of what the program did, it's hard to tell how that code got > there. Makes sense. Seeing the reason having this is really helpful I think. A good information :). Forgot to copy all so sending this reply again. Thanks, PrasannaKumar -- 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