diff --git a/MdeModulePkg/Core/RuntimeDxe/Crc32.c b/MdeModulePkg/Core/RuntimeDxe/Crc32.c index 3e91e08049..c271856015 100644 --- a/MdeModulePkg/Core/RuntimeDxe/Crc32.c +++ b/MdeModulePkg/Core/RuntimeDxe/Crc32.c @@ -42,6 +42,10 @@ RuntimeDriverCalculateCrc32 ( OUT UINT32 *CrcOut ) { + if (Data == NULL || DataSize == 0 || CrcOut == NULL) { + return EFI_INVALID_PARAMETER; + } + *CrcOut = CalculateCrc32 (Data, DataSize); return EFI_SUCCESS; }