Check the pointer before use it.

Signed-off-by:ydong10
Reviewed-by:vanjeff

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12283 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/IntelFrameworkModulePkg/Universal/Acpi/AcpiSupportDxe/AcpiSupportAcpiSupportProtocol.c b/IntelFrameworkModulePkg/Universal/Acpi/AcpiSupportDxe/AcpiSupportAcpiSupportProtocol.c
index 1a28f0293347c45d57d3020f8e81452095285a80..6c9cb740a94fdb99c9994ddcceb4443545c3ba3f 100644 (file)
--- a/IntelFrameworkModulePkg/Universal/Acpi/AcpiSupportDxe/AcpiSupportAcpiSupportProtocol.c
+++ b/IntelFrameworkModulePkg/Universal/Acpi/AcpiSupportDxe/AcpiSupportAcpiSupportProtocol.c
@@ -844,17 +844,18 @@ AddTableToList (
           );\r
         AcpiSupportInstance->Xsdt->OemRevision = AcpiSupportInstance->Fadt3->Header.OemRevision;\r
       }\r
-    }    \r
-    //\r
-    // Checksum the table\r
-    //\r
-    if (Checksum) {\r
-      AcpiPlatformChecksum (\r
-        CurrentTableList->Table,\r
-        CurrentTableList->Table->Length,\r
-        OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r
-        Checksum)\r
-        );\r
+\r
+      //\r
+      // Checksum the table\r
+      //\r
+      if (Checksum) {\r
+        AcpiPlatformChecksum (\r
+          CurrentTableList->Table,\r
+          CurrentTableList->Table->Length,\r
+          OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r
+          Checksum)\r
+          );\r
+      }\r
     }\r
     break;\r
 \r