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[16/29] PCI, x86: kill pci_find_next_bus in pcibios_scan_root

Message ID 1348561590-28067-17-git-send-email-yinghai@kernel.org (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Yinghai Lu Sept. 25, 2012, 8:26 a.m. UTC 
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: x86@kernel.org
---
 arch/x86/pci/common.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)
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Patch

diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 720e973f..8580a6b 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -446,11 +446,14 @@  void __init dmi_check_pciprobe(void)
 
 struct pci_bus * __devinit pcibios_scan_root(int busnum)
 {
-	struct pci_bus *bus = NULL;
+	struct pci_host_bridge *host_bridge = NULL;
+	struct pci_bus *bus;
 
-	while ((bus = pci_find_next_bus(bus)) != NULL) {
-		if (bus->number == busnum) {
+	for_each_pci_host_bridge(host_bridge) {
+		if (host_bridge->bus->number == busnum) {
 			/* Already scanned */
+			bus = host_bridge->bus;
+			put_device(&host_bridge->dev);
 			return bus;
 		}
 	}