diff options
| author | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-28 14:59:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-28 14:59:07 -0700 |
| commit | adb2705a89e8b41abcf29c0ed86f4ce93ab36734 (patch) | |
| tree | 01d772570d58cce24b61874e711fd9f51e2729e7 /drivers/pci/bus.c | |
| parent | f340c0d1a3f40fdcba69cd291530a4debc58748f (diff) | |
| parent | 8644d2a42bdba2d513f71c07eaf1b6f9b718b8eb (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6
Diffstat (limited to 'drivers/pci/bus.c')
| -rw-r--r-- | drivers/pci/bus.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index dbd33605cc1..fedae89d8f7 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -121,10 +121,13 @@ void __devinit pci_bus_add_devices(struct pci_bus *bus) * If there is an unattached subordinate bus, attach * it and then scan for unattached PCI devices. */ - if (dev->subordinate && list_empty(&dev->subordinate->node)) { - spin_lock(&pci_bus_lock); - list_add_tail(&dev->subordinate->node, &dev->bus->children); - spin_unlock(&pci_bus_lock); + if (dev->subordinate) { + if (list_empty(&dev->subordinate->node)) { + spin_lock(&pci_bus_lock); + list_add_tail(&dev->subordinate->node, + &dev->bus->children); + spin_unlock(&pci_bus_lock); + } pci_bus_add_devices(dev->subordinate); sysfs_create_link(&dev->subordinate->class_dev.kobj, &dev->dev.kobj, "bridge"); |