Commit 8d13c029 authored by Toshi Kani's avatar Toshi Kani Committed by Dan Williams

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: e046114a ("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: default avatarToshi Kani <toshi.kani@hpe.com>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent b2518c78
...@@ -219,7 +219,9 @@ long nvdimm_clear_poison(struct device *dev, phys_addr_t phys, ...@@ -219,7 +219,9 @@ long nvdimm_clear_poison(struct device *dev, phys_addr_t phys,
if (cmd_rc < 0) if (cmd_rc < 0)
return cmd_rc; return cmd_rc;
nvdimm_forget_poison(nvdimm_bus, phys, len); if (clear_err.cleared > 0)
nvdimm_forget_poison(nvdimm_bus, phys, clear_err.cleared);
return clear_err.cleared; return clear_err.cleared;
} }
EXPORT_SYMBOL_GPL(nvdimm_clear_poison); EXPORT_SYMBOL_GPL(nvdimm_clear_poison);
......
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