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path: root/drivers/nvdimm/dax_devs.c
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Diffstat (limited to 'drivers/nvdimm/dax_devs.c')
-rw-r--r--drivers/nvdimm/dax_devs.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/nvdimm/dax_devs.c b/drivers/nvdimm/dax_devs.c
index 37b743acbb7b..ba4c409ede65 100644
--- a/drivers/nvdimm/dax_devs.c
+++ b/drivers/nvdimm/dax_devs.c
@@ -104,12 +104,12 @@ int nd_dax_probe(struct device *dev, struct nd_namespace_common *ndns)
return -ENODEV;
}
- nvdimm_bus_lock(&ndns->dev);
- nd_dax = nd_dax_alloc(nd_region);
- dax_dev = nd_dax_devinit(nd_dax, ndns);
- nvdimm_bus_unlock(&ndns->dev);
- if (!dax_dev)
- return -ENOMEM;
+ scoped_guard(nvdimm_bus, &ndns->dev) {
+ nd_dax = nd_dax_alloc(nd_region);
+ dax_dev = nd_dax_devinit(nd_dax, ndns);
+ if (!dax_dev)
+ return -ENOMEM;
+ }
pfn_sb = devm_kmalloc(dev, sizeof(*pfn_sb), GFP_KERNEL);
nd_pfn = &nd_dax->nd_pfn;
nd_pfn->pfn_sb = pfn_sb;