Add some security check.

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

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
index ab98ada1c800838aab73f023e208677e5502d28b..81de737a03a9301671f49c19b6f0edb51c6253af 100644 (file)
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Setup.c
@@ -1138,11 +1138,13 @@ GetQuestionValue (
       //\r
       CopyMem (Dst, Storage->EditBuffer + Question->VarStoreInfo.VarOffset, StorageWidth);\r
     } else {\r
+      Value = NULL;\r
       Status = GetValueByName (Storage, Question->VariableName, &Value);\r
       if (EFI_ERROR (Status)) {\r
         return Status;\r
       }\r
 \r
+      ASSERT (Value != NULL);\r
       LengthStr = StrLen (Value);\r
       Status    = EFI_SUCCESS;\r
       if (IsString) {\r