REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2594

RPMC confidentiality feature requires HMAC-SHA256 support during
SMM phase. This allows the protected variable's data to be
encrypted in the SPI flash.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Xiaoyu Lu <xiaoyux.lu@intel.com>
Cc: Guomin Jiang <guomin.jiang@intel.com>
Cc: Nishant C Mistry <nishant.c.mistry@intel.com>
Signed-off-by: Jian J Wang <jian.j.wang@intel.com>
Signed-off-by: Nishant C Mistry <nishant.c.mistry@intel.com>
Signed-off-by: Judah Vang <judah.vang@intel.com>
---
 CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf b/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
index ae75bc87b5e5..28ad0bf0816d 100644
--- a/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
+++ b/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
@@ -43,7 +43,7 @@ [Sources]
   Hash/CryptCShake256.c
   Hash/CryptParallelHash.c
   Hmac/CryptHmacSha256.c
-  Kdf/CryptHkdfNull.c
+  Kdf/CryptHkdf.c
   Cipher/CryptAes.c
   Pk/CryptRsaBasic.c
   Pk/CryptRsaExtNull.c
-- 
2.35.1.windows.2



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