diff --git a/common/lib/modules/fglrx/build_mod/kcl_iommu.c b/common/lib/modules/fglrx/build_mod/kcl_iommu.c
index c6602dd..803455c 100755
--- a/common/lib/modules/fglrx/build_mod/kcl_iommu.c
+++ b/common/lib/modules/fglrx/build_mod/kcl_iommu.c
@@ -183,11 +183,13 @@ void ATI_API_CALL KCL_IOMMU_UnbindPasid( KCL_PCI_DevHandle pcidev,int pasid)
  */
 int ATI_API_CALL KCL_IOMMU_CheckInfo( KCL_PCI_DevHandle pcidev)
 {
+#if defined(CONFIG_INTEL_IOMMU) || defined(CONFIG_AMD_IOMMU)
     struct pci_dev* pdev = (struct pci_dev*)pcidev;
-    if ( pdev->dev.archdata.iommu )
+	if ( pdev->dev.archdata.iommu )
     {
         return 1;
     }
+#endif
     return 0;
 }