staging: frontier: fix memory leak in usb_alphatrack_probe()
staging: frontier: fix memory leak in usb_alphatrack_probe()

oldi_buffer and write_buffer need to free when usb_alphatrack_delete()
is called.

Signed-off-by: Daeseok Youn <9396ba0d387050db72435da746b84d5b8364732d@gmail.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

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