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libnvdimm/of_pmem: Provide a unique name for bus provider

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ndctl binaries, v66 and older, mistakenly require the ndbus to have
unique names. If not while enumerating the bus in userspace it drops bus
with similar names.  This results in us not listing devices beneath the
bus.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Tested-by: Vaibhav Jain <vaibhav@linux.ibm.com>
Link: https://lore.kernel.org/r/20190807040029.11344-1-aneesh.kumar@linux.ibm.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Aneesh Kumar K.V 2019-08-07 09:30:29 +05:30 committed by Dan Williams
parent d45331b00d
commit 49bddc73d1
1 changed files with 1 additions and 1 deletions
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drivers/nvdimm/of_pmem.c
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@ -42,7 +42,7 @@ static int of_pmem_region_probe(struct platform_device *pdev)
return -ENOMEM;
priv->bus_desc.attr_groups = bus_attr_groups;
priv->bus_desc.provider_name = "of_pmem";
priv->bus_desc.provider_name = kstrdup(pdev->name, GFP_KERNEL);
priv->bus_desc.module = THIS_MODULE;
priv->bus_desc.of_node = np;