[PATCH] Calgary IOMMU: break out of pci_find_device_reverse if dev no…

…t found 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>
git-mirror · Sep 26, 2006 · 9f2dc46 · 9f2dc46
1 parent f38db65
commit 9f2dc46
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c
@@ -844,6 +844,8 @@ static int __init calgary_init(void)
 		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;