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-rw-r--r--drivers/pci/probe.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index c84900da3c59..44cbbbaa499d 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -764,6 +764,8 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
if (pci_find_bus(pci_domain_nr(bus), max+1))
goto out;
child = pci_add_new_bus(bus, dev, ++max);
+ if (!child)
+ goto out;
buses = (buses & 0xff000000)
| ((unsigned int)(child->primary) << 0)
| ((unsigned int)(child->secondary) << 8)
@@ -777,7 +779,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
buses &= ~0xff000000;
buses |= CARDBUS_LATENCY_TIMER << 24;
}
-
+
/*
* We need to blast all three values with a single write.
*/