libnvdimm: Clean-up access mode check.

Change nd_ioctl and nvdimm_ioctl access mode check to use O_RDONLY.

Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Jerry Hoemann 2016-01-06 16:03:39 -07:00 • committed by Dan Williams
commit 4dc0e7be88