powerpc/pseries: Checking for pdn->parent is redundant

[pandora-kernel.git] / arch / powerpc / platforms / pseries / iommu.c

diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 0dbadbb..dae3f88 100644 (file)
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -530,10 +530,7 @@ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev)
        }
        pr_debug("  parent is %s\n", pdn->full_name);
 
-       /* Check for parent == NULL so we don't try to setup the empty EADS
-        * slots on POWER4 machines.
-        */
-       if (dma_window == NULL || pdn->parent == NULL) {
+       if (dma_window == NULL) {
                pr_debug("  no dma window for device, linking to parent\n");
                set_iommu_table_base(&dev->dev, PCI_DN(pdn)->iommu_table);
                return;