MdeModulePkg: Fix potential buffer overflow issues.

[mirror_edk2.git] / MdeModulePkg / Universal / SetupBrowserDxe / IfrParse.c

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c b/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
index 8ddc449e69b63c00b5aea2a20c364b5b1c0efa5e..3785c32f3c6ae47f4fa85a1d1a025522d56dcefb 100644 (file)
--- a/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/IfrParse.c
@@ -2144,6 +2144,7 @@ ParseOpCodes (
     // Option\r
     //\r
     case EFI_IFR_ONE_OF_OPTION_OP:\r
+      ASSERT (ParentStatement != NULL);\r
       if (ParentStatement->Operand == EFI_IFR_ORDERED_LIST_OP && ((((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Flags & (EFI_IFR_OPTION_DEFAULT | EFI_IFR_OPTION_DEFAULT_MFG)) != 0)) {\r
         //\r
         // It's keep the default value for ordered list opcode.\r
@@ -2198,7 +2199,6 @@ ParseOpCodes (
         CopyMem (CurrentOption->SuppressExpression->Expression, GetConditionalExpressionList(ExpressOption), (UINTN) (sizeof (FORM_EXPRESSION *) * ConditionalExprCount));\r
       }\r
 \r
-      ASSERT (ParentStatement != NULL);\r
       //\r
       // Insert to Option list of current Question\r
       //\r