[ Upstream commit d6a2b9535d1e52bea269c138614c4801469d10e1 ]

Free the kobject name that was allocated for the controller device on
failure rather than its parent.

Fixes: d22524a4 ("nvme: switch controller refcounting to use struct device")
Signed-off-by: NKeith Busch <keith.busch@intel.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>