libnvdimm: pfn_devs: Fix locking in namespace_store
authorAxel Lin <axel.lin@ingics.com>
Wed, 16 Sep 2015 13:25:38 +0000 (21:25 +0800)
committerDan Williams <dan.j.williams@intel.com>
Thu, 17 Sep 2015 15:47:50 +0000 (11:47 -0400)
commit4ca8b57a0af145f4e791f21dbca6ad789da9ee8b
tree22508d5613e87afd825dddfa0882214f20f879a4
parent4be9c1fc3df9c3b03c9bde8aec5e44fc73996a3f
libnvdimm: pfn_devs: Fix locking in namespace_store

Always take device_lock() before nvdimm_bus_lock() to prevent deadlock.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/nvdimm/pfn_devs.c