UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ACPI: acpi_pci_unbind should clean up properly after acpi_pci_bind 

In acpi_pci_bind, we set device->ops.bind and device->ops.unbind, but
never clear them out.

Signed-off-by: Alex Chiang <achiang@hp.com>
Acked-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Alexander Chiang 2009-06-10 19:55:45 +00:00 committed by Len Brown
parent d9efae3688
commit 97719a8726
1 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/acpi/pci_bind.c
View File

@ -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;
}