sgi-agp: Use list_for_each_entry() for bus->devices traversal

Replace list_for_each() + pci_dev_b() with the simpler
list_for_each_entry().

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
CC: David Airlie <airlied@linux.ie>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/char/agp/sgi-agp.c b/drivers/char/agp/sgi-agp.c
index 192000377737..3a5af2f9b015 100644
--- a/drivers/char/agp/sgi-agp.c
+++ b/drivers/char/agp/sgi-agp.c
@@ -289,12 +289,11 @@ static int __devinit agp_sgi_init(void)
 
         j = 0;
         list_for_each_entry(info, &tioca_list, ca_list) {
-                struct list_head *tmp;
                 if (list_empty(info->ca_devices))
                         continue;
-                list_for_each(tmp, info->ca_devices) {
+                list_for_each_entry(pdev, info->ca_devices, bus_list) {
                         u8 cap_ptr;
-                        pdev = pci_dev_b(tmp);
+
                         if (pdev->class != (PCI_CLASS_DISPLAY_VGA << 8))
                                 continue;
                         cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP);