RefRefine soma code to make code run safely.

[mirror_edk2.git] / PcAtChipsetPkg / IsaAcpiDxe / PcatIsaAcpi.c

diff --git a/PcAtChipsetPkg/IsaAcpiDxe/PcatIsaAcpi.c b/PcAtChipsetPkg/IsaAcpiDxe/PcatIsaAcpi.c
index 468f193955b23392dfd5a860021802903ce469aa..8e6d8b7f828f03ed8553b9d1bfe531d4602a5dfe 100644 (file)
--- a/PcAtChipsetPkg/IsaAcpiDxe/PcatIsaAcpi.c
+++ b/PcAtChipsetPkg/IsaAcpiDxe/PcatIsaAcpi.c
@@ -242,7 +242,7 @@ PcatIsaAcpiDriverBindingStart (
 \r
 Done:\r
   if (EFI_ERROR (Status)) {\r
-    if (PciIo) {\r
+    if (PciIo != NULL) {\r
       PciIo->Attributes (\r
                PciIo, \r
                EfiPciIoAttributeOperationDisable, \r