diff --git a/arch/powerpc/sysdev/indirect_pci.c b/arch/powerpc/sysdev/indirect_pci.c
index 7fd49c97501a..7ed809676642 100644
--- a/arch/powerpc/sysdev/indirect_pci.c
+++ b/arch/powerpc/sysdev/indirect_pci.c
@@ -24,7 +24,7 @@ static int
 indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
 		     int len, u32 *val)
 {
-	struct pci_controller *hose = bus->sysdata;
+	struct pci_controller *hose = pci_bus_to_host(bus);
 	volatile void __iomem *cfg_data;
 	u8 cfg_type = 0;
 	u32 bus_no, reg;
@@ -82,7 +82,7 @@ static int
 indirect_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
 		      int len, u32 val)
 {
-	struct pci_controller *hose = bus->sysdata;
+	struct pci_controller *hose = pci_bus_to_host(bus);
 	volatile void __iomem *cfg_data;
 	u8 cfg_type = 0;
 	u32 bus_no, reg;