[PATCH for review] [76/145] x86_64: Calgary IOMMU: break out of pci_find_device_reverse if dev not found

Andi Kleen
2006-08-10T20:04:19Z

r

From: Muli Ben-Yehuda <muli@il.ibm.com>

Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Jon Mason <jdmason@us.ibm.com>
Signed-off-by: Andi Kleen <ak@suse.de>

---
arch/x86_64/kernel/pci-calgary.c | 2 ++
1 files changed, 2 insertions(+)

Index: linux/arch/x86_64/kernel/pci-calgary.c
===================================================================
--- linux.orig/arch/x86_64/kernel/pci-calgary.c
+++ linux/arch/x86_64/kernel/pci-calgary.c
@@ -844,6 +844,8 @@ error:
dev = pci_find_device_reverse(PCI_VENDOR_ID_IBM,
PCI_DEVICE_ID_IBM_CALGARY,
dev);
+ if (!dev)
+ break;
if (!translate_phb(dev)) {
pci_dev_put(dev);
continue;