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| author | Dan Williams <dan.j.williams@intel.com> | 2016-04-13 17:06:48 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2016-04-22 12:26:24 -0700 |
| commit | 0bfb8dd3edd6e423b5053c86e10c97e92cf205ea (patch) | |
| tree | fcd904c8870db5c1822916d7b2afb1e372c19f56 /drivers/nvdimm | |
| parent | 5a92289f41311a54ededb5e4ed474cc38f5d85de (diff) | |
| download | linux-0bfb8dd3edd6e423b5053c86e10c97e92cf205ea.tar.bz2 | |
libnvdimm: cleanup nvdimm_namespace_common_probe(), kill 'host'
The 'host' variable can be killed as it is always the same as the passed
in device.
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/nvdimm')
| -rw-r--r-- | drivers/nvdimm/namespace_devs.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index f5cb88601359..e5ad5162bf34 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1379,21 +1379,16 @@ struct nd_namespace_common *nvdimm_namespace_common_probe(struct device *dev) { struct nd_btt *nd_btt = is_nd_btt(dev) ? to_nd_btt(dev) : NULL; struct nd_pfn *nd_pfn = is_nd_pfn(dev) ? to_nd_pfn(dev) : NULL; - struct nd_namespace_common *ndns; + struct nd_namespace_common *ndns = NULL; resource_size_t size; if (nd_btt || nd_pfn) { - struct device *host = NULL; - - if (nd_btt) { - host = &nd_btt->dev; + if (nd_btt) ndns = nd_btt->ndns; - } else if (nd_pfn) { - host = &nd_pfn->dev; + else if (nd_pfn) ndns = nd_pfn->ndns; - } - if (!ndns || !host) + if (!ndns) return ERR_PTR(-ENODEV); /* @@ -1404,12 +1399,12 @@ struct nd_namespace_common *nvdimm_namespace_common_probe(struct device *dev) device_unlock(&ndns->dev); if (ndns->dev.driver) { dev_dbg(&ndns->dev, "is active, can't bind %s\n", - dev_name(host)); + dev_name(dev)); return ERR_PTR(-EBUSY); } - if (dev_WARN_ONCE(&ndns->dev, ndns->claim != host, + if (dev_WARN_ONCE(&ndns->dev, ndns->claim != dev, "host (%s) vs claim (%s) mismatch\n", - dev_name(host), + dev_name(dev), dev_name(ndns->claim))) return ERR_PTR(-ENXIO); } else { |