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-rw-r--r--MdeModulePkg/Library/UefiHiiLib/HiiString.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/MdeModulePkg/Library/UefiHiiLib/HiiString.c b/MdeModulePkg/Library/UefiHiiLib/HiiString.c
index cd4944152a..e10b1c72ee 100644
--- a/MdeModulePkg/Library/UefiHiiLib/HiiString.c
+++ b/MdeModulePkg/Library/UefiHiiLib/HiiString.c
@@ -199,6 +199,7 @@ HiiLibNewString (
Status = EFI_SUCCESS;
Languages = HiiLibGetSupportedLanguages (PackageList);
+ ASSERT (Languages != NULL);
LangStrings = Languages;
while (*LangStrings != 0) {