libnvdimm/btt: Fix a kmemdup failure check
authorAditya Pakki <pakki001@umn.edu>
Mon, 25 Mar 2019 21:55:27 +0000 (16:55 -0500)
committerDan Williams <dan.j.williams@intel.com>
Wed, 27 Mar 2019 17:08:55 +0000 (10:08 -0700)
commit486fa92df4707b5df58d6508728bdb9321a59766
tree866f674f33e865b0ce8e199890a10efe4f1e563e
parent55c1fc0af29a6c1b92f217b7eb7581a882e0c07c
libnvdimm/btt: Fix a kmemdup failure check

In case kmemdup fails, the fix releases resources and returns to
avoid the NULL pointer dereference.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/nvdimm/btt_devs.c