staging: speakup: add spaces around arithmetic operators

Add space around arithmetic operators ('+', '-' and '*') to conform to
Linux kernel coding style. Problem found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Santha Meena Ramamoorthy 2018-02-22 10:15:09 -08:00 • committed by Greg Kroah-Hartman
commit 0f7be57c05