NVMe: Initialize device reference count earlier

If an NVMe device becomes ready but fails to create IO queues, the driver
creates a character device handle so the device can be managed. The
device reference count needs to be initialized before creating the
character device.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
This commit is contained in:
Keith Busch 2014-03-03 11:09:47 -07:00 committed by Matthew Wilcox
parent 671a6018db
commit fb35e914b3

View File

@ -2464,6 +2464,7 @@ static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (result)
goto release;
kref_init(&dev->kref);
result = nvme_dev_start(dev);
if (result) {
if (result == -EBUSY)
@ -2471,7 +2472,6 @@ static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto release_pools;
}
kref_init(&dev->kref);
result = nvme_dev_add(dev);
if (result)
goto shutdown;