Input: usbtouchscreen - reduce number fo be16_to_cpu conversions

Let's perform be16_to_cpu() conversions once for each received packet,
and then use cached values. Makes code a little bit easier to follow.

Tested-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
1 file changed