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authorTony Luck <tony.luck@intel.com>2019-01-11 14:46:37 -0800
committerDan Williams <dan.j.williams@intel.com>2019-01-11 14:50:29 -0800
commit0919871ac37fdcf46c7657da0f1742efe096b399 (patch)
treed5cba0cc572ae3f4fd0ccd125e066043b71168a1 /drivers/virt
parent1cb95e072ede5e3d6a54eefd520db21b45985896 (diff)
acpi/nfit: Fix race accessing memdev in nfit_get_smbios_id()
Possible race accessing memdev structures after dropping the mutex. Dan Williams says this could race against another thread that is doing: # echo "ACPI0012:00" > /sys/bus/acpi/drivers/nfit/unbind Reported-by: Jane Chu <jane.chu@oracle.com> Fixes: 23222f8f8dce ("acpi, nfit: Add function to look up nvdimm...") Signed-off-by: Tony Luck <tony.luck@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
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