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authorYijing Wang <wangyijing@huawei.com>2014-02-13 21:14:01 +0800
committerBjorn Helgaas <bhelgaas@google.com>2014-02-14 11:20:51 -0700
commit3bc955987fb377f3c95bc29deb498e96819b8451 (patch)
treea854df26cc5921eec45bb274376974a5f838ab84 /arch/powerpc/kernel
parent59c1ad3b82b96bfcb40bf96ecff1d94f218fca6e (diff)
downloadlinux-3bc955987fb377f3c95bc29deb498e96819b8451.tar.bz2
powerpc/PCI: Use list_for_each_entry() for bus traversal
Replace list_for_each() + pci_bus_b() with list_for_each_entry(). Signed-off-by: Yijing Wang <wangyijing@huawei.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/pci_64.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index a9e311f7a9dd..2a4779091a58 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -208,7 +208,6 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
unsigned long in_devfn)
{
struct pci_controller* hose;
- struct list_head *ln;
struct pci_bus *bus = NULL;
struct device_node *hose_node;
@@ -230,8 +229,7 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
* used on pre-domains setup. We return the first match
*/
- for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
- bus = pci_bus_b(ln);
+ list_for_each_entry(bus, &pci_root_buses, node) {
if (in_bus >= bus->number && in_bus <= bus->busn_res.end)
break;
bus = NULL;