diff options
| -rw-r--r-- | drivers/acpi/pci_bind.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c index 62cb383222f8..a205769f1d00 100644 --- a/drivers/acpi/pci_bind.c +++ b/drivers/acpi/pci_bind.c @@ -109,12 +109,15 @@ static int acpi_pci_unbind(struct acpi_device *device) struct pci_dev *dev; dev = acpi_get_pci_dev(device->handle); - if (!dev) - return 0; + if (!dev || !dev->subordinate) + goto out; - if (dev->subordinate) - acpi_pci_irq_del_prt(dev->subordinate); + acpi_pci_irq_del_prt(dev->subordinate); + + device->ops.bind = NULL; + device->ops.unbind = NULL; +out: pci_dev_put(dev); return 0; } |