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SecurityPkg/Tcg2PhysicalPresenceLib: Fix incorrect TCG VER comparision

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REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2697

Tcg2PhysicalPresenceLibConstructor set the module variable
mIsTcg2PPVerLowerThan_1_3 with incorrect TCG version comparision.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Signed-off-by: Zhichao Gao <zhichao.gao@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Terry Lee 2020-07-09 10:46:47 +08:00 committed by mergify[bot]
parent 73e3cb6c7e
commit 709b163940
1 changed files with 1 additions and 1 deletions
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2
SecurityPkg/Library/SmmTcg2PhysicalPresenceLib/SmmTcg2PhysicalPresenceLib.c
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@ -387,7 +387,7 @@ Tcg2PhysicalPresenceLibConstructor (
{ {
EFI_STATUS Status; EFI_STATUS Status;
if (AsciiStrnCmp(PP_INF_VERSION_1_2, (CHAR8 *)PcdGetPtr(PcdTcgPhysicalPresenceInterfaceVer), sizeof(PP_INF_VERSION_1_2) - 1) <= 0) { if (AsciiStrnCmp(PP_INF_VERSION_1_2, (CHAR8 *)PcdGetPtr(PcdTcgPhysicalPresenceInterfaceVer), sizeof(PP_INF_VERSION_1_2) - 1) >= 0) {
mIsTcg2PPVerLowerThan_1_3 = TRUE; mIsTcg2PPVerLowerThan_1_3 = TRUE;
} }