Store the information of the pipes to avoid calling usb_rcvctrlpipe(),
usb_sndctrlpipe(), usb_rcvbulkpipe(), usb_sndbulkpipe(), and
usb_rcvintpipe() frequently.
Signed-off-by: NHayes Wang <hayeswang@realtek.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>