diff options
Diffstat (limited to 'drivers/nvdimm/claim.c')
| -rw-r--r-- | drivers/nvdimm/claim.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/drivers/nvdimm/claim.c b/drivers/nvdimm/claim.c index 030dbde6b088..309cd2cddb0e 100644 --- a/drivers/nvdimm/claim.c +++ b/drivers/nvdimm/claim.c @@ -34,11 +34,10 @@ void nd_detach_ndns(struct device *dev, if (!ndns) return; - get_device(&ndns->dev); - nvdimm_bus_lock(&ndns->dev); + + struct device *ndev __free(put_device) = get_device(&ndns->dev); + guard(nvdimm_bus)(ndev); __nd_detach_ndns(dev, _ndns); - nvdimm_bus_unlock(&ndns->dev); - put_device(&ndns->dev); } bool __nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach, @@ -56,24 +55,6 @@ bool __nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach, return true; } -bool nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach, - struct nd_namespace_common **_ndns) -{ - bool claimed; - - nvdimm_bus_lock(&attach->dev); - claimed = __nd_attach_ndns(dev, attach, _ndns); - nvdimm_bus_unlock(&attach->dev); - return claimed; -} - -static int namespace_match(struct device *dev, void *data) -{ - char *name = data; - - return strcmp(name, dev_name(dev)) == 0; -} - static bool is_idle(struct device *dev, struct nd_namespace_common *ndns) { struct nd_region *nd_region = to_nd_region(dev->parent); @@ -168,7 +149,7 @@ ssize_t nd_namespace_store(struct device *dev, goto out; } - found = device_find_child(dev->parent, name, namespace_match); + found = device_find_child_by_name(dev->parent, name); if (!found) { dev_dbg(dev, "'%s' not found under %s\n", name, dev_name(dev->parent)); |