libnvdimm: fix clear length of nvdimm_forget_poison()
authorToshi Kani <toshi.kani@hpe.com>
Thu, 27 Apr 2017 22:57:05 +0000 (16:57 -0600)
committerDan Williams <dan.j.williams@intel.com>
Fri, 28 Apr 2017 22:56:26 +0000 (15:56 -0700)
commit8d13c0290655b883df9083a2a0af0d782bc38aef
tree21cff984f2c5be871fdcceb749b077b78562d2cd
parentb2518c78ce76896f0f8f7940bf02104b227e1709
libnvdimm: fix clear length of nvdimm_forget_poison()

ND_CMD_CLEAR_ERROR command returns 'clear_err.cleared', the length
of error actually cleared, which may be smaller than its requested
'len'.

Change nvdimm_clear_poison() to call nvdimm_forget_poison() with
'clear_err.cleared' when this value is valid.

Cc: <stable@vger.kernel.org>
Fixes: e046114af5fc ("libnvdimm: clear the internal poison_list when clearing badblocks")
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: Vishal Verma <vishal.l.verma@intel.com>
Signed-off-by: Toshi Kani <toshi.kani@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/nvdimm/bus.c