gdixupdate: Loosen ioctl arg1 restriction on arm64

We don't try to encode all the arg1 possibilities on arm or amd64, so
let's put ioctl back to simply 1 here. This fixes crashes seen on coachz
with strongbad64.

BUG=b:256222579
TEST=Boot strongbad64 on coachz, don't see crashes in /var/spool/crash

Change-Id: I2b7b17d42f8304bb769466c81bf90107693d9abd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/touch_updater/+/4062539
Reviewed-by: Henry Barnor <hbarnor@chromium.org>
Tested-by: Stephen Boyd <swboyd@chromium.org>
Commit-Queue: Stephen Boyd <swboyd@chromium.org>
2 files changed