1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index ebb9313b6e9..a65c7630820 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -251,7 +251,7 @@ static void iommu_table_setparms(struct pci_controller *phb,
         const unsigned long *basep;
         const u32 *sizep;
 
-        node = (struct device_node *)phb->arch_data;
+        node = phb->dn;
 
         basep = of_get_property(node, "linux,tce-base", NULL);
         sizep = of_get_property(node, "linux,tce-size", NULL);