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authorDan Williams <dan.j.williams@intel.com>2016-05-21 22:33:04 +0300
committerDan Williams <dan.j.williams@intel.com>2016-05-21 22:33:04 +0300
commit36092ee8ba695fce023b2118ececa6c2a56b1331 (patch)
treeb9579893cdd559e7b72fa569003b19792de58fad /drivers/nvdimm/bus.c
parent1b982baf75e7d9585967fcfccd05b77bf9054010 (diff)
parent03dca343afe080968d90c4d9196404b5bbbc8461 (diff)
downloadlinux-36092ee8ba695fce023b2118ececa6c2a56b1331.tar.xz
Merge branch 'for-4.7/dax' into libnvdimm-for-next
Diffstat (limited to 'drivers/nvdimm/bus.c')
-rw-r--r--drivers/nvdimm/bus.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
index 04c2c3fda1ab..f085f8bceae8 100644
--- a/drivers/nvdimm/bus.c
+++ b/drivers/nvdimm/bus.c
@@ -124,9 +124,10 @@ static int nvdimm_bus_remove(struct device *dev)
struct nd_device_driver *nd_drv = to_nd_device_driver(dev->driver);
struct module *provider = to_bus_provider(dev);
struct nvdimm_bus *nvdimm_bus = walk_to_nvdimm_bus(dev);
- int rc;
+ int rc = 0;
- rc = nd_drv->remove(dev);
+ if (nd_drv->remove)
+ rc = nd_drv->remove(dev);
nd_region_disable(nvdimm_bus, dev);
dev_dbg(&nvdimm_bus->dev, "%s.remove(%s) = %d\n", dev->driver->name,
@@ -296,8 +297,8 @@ int __nd_driver_register(struct nd_device_driver *nd_drv, struct module *owner,
return -EINVAL;
}
- if (!nd_drv->probe || !nd_drv->remove) {
- pr_debug("->probe() and ->remove() must be specified\n");
+ if (!nd_drv->probe) {
+ pr_debug("%s ->probe() must be specified\n", mod_name);
return -EINVAL;
}