Bruce:
  The patch is good
  Reviewed-by: Chao Zhang <chao.b.zh...@intel.com>





Thanks & Best regards
Chao Zhang

-----Original Message-----
From: Bruce Cran [mailto:br...@cran.org.uk] 
Sent: Tuesday, July 07, 2015 10:22 AM
To: Zhang, Chao B; edk2-devel@lists.sourceforge.net
Cc: Bruce Cran
Subject: [PATCH] Fix type cast of ~0 in CheckSignatureListFormat: SigHeaderSize 
is UINT32

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Bruce Cran <br...@cran.org.uk>
---
 SecurityPkg/VariableAuthenticated/RuntimeDxe/AuthService.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SecurityPkg/VariableAuthenticated/RuntimeDxe/AuthService.c 
b/SecurityPkg/VariableAuthenticated/RuntimeDxe/AuthService.c
index 566c5e2..885b916 100644
--- a/SecurityPkg/VariableAuthenticated/RuntimeDxe/AuthService.c
+++ b/SecurityPkg/VariableAuthenticated/RuntimeDxe/AuthService.c
@@ -949,7 +949,7 @@ CheckSignatureListFormat(
           (SigList->SignatureSize - sizeof (EFI_GUID)) != 
mSupportSigItem[Index].SigDataSize) {
           return EFI_INVALID_PARAMETER;
         }
-        if (mSupportSigItem[Index].SigHeaderSize != ((UINTN) ~0) &&
+        if (mSupportSigItem[Index].SigHeaderSize != ((UINT32) ~0) &&
           SigList->SignatureHeaderSize != 
mSupportSigItem[Index].SigHeaderSize) {
           return EFI_INVALID_PARAMETER;
         }
-- 
2.4.5

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