1 files changed, 1 insertions, 1 deletions

diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c
index eb30e356f5be..9c57c1e6870c 100644
--- a/arch/xtensa/kernel/pci.c
+++ b/arch/xtensa/kernel/pci.c
@@ -187,7 +187,7 @@ static int __init pcibios_init(void)
                 bus = pci_scan_root_bus(NULL, pci_ctrl->first_busno,
                                         pci_ctrl->ops, pci_ctrl, &resources);
                 pci_ctrl->bus = bus;
-                pci_ctrl->last_busno = bus->subordinate;
+                pci_ctrl->last_busno = bus->busn_res.end;
                 if (next_busno <= pci_ctrl->last_busno)
                         next_busno = pci_ctrl->last_busno+1;
         }