tree dad6ced4a5968e946e2bec11b9e76b4518f199d9
parent 9d2d01a031a945075d4609b1c4d3c73f10ba61e7
author Dan Williams <dan.j.williams@intel.com> 1468975900 -0700
committer Dan Williams <dan.j.williams@intel.com> 1475883959 -0700

dax: convert devm_create_dax_dev to PTR_ERR

For sub-division support we need access to the dax_dev created by
devm_create_dax_dev().

Signed-off-by: Dan Williams <dan.j.williams@intel.com>