xwiibind: pass argument to "read"
xwiibind: pass argument to "read"

On some machines, "read" actually requires a variable name to read data
into. Hence, pass a temporary variable so xwiibind.sh works on these
machines.

Signed-off-by: David Herrmann <fb53b2ddb8d141e0cb39d7c67c2f81b6bc2eb0f7@gmail.com>

barracks510/xwiimote,dvdhrm/xwiimote,barracks510/xwiimote,dvdhrm/xwiimote,AdamLuchjenbroers/xwiimote,AdamLuchjenbroers/xwiimote,barracks510/xwiimote,barracks510/xwiimote