staging: dgap: remove unused variable

These variables were assigned some values but they were never used.
Removed them but kept one call to ioread8() as it might affect the
hardware.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2015-09-10 17:24:59 +05:30 • committed by Greg Kroah-Hartman
commit 045ec41231