From 0f3cd8a92b036071892c827c59d23799ca31fef4 Mon Sep 17 00:00:00 2001
From: Star Zeng <star.zeng@intel.com>
Date: Fri, 13 Apr 2018 14:32:11 +0800
Subject: [PATCH 1/1] MdeModulePkg DxeCapsuleLibFmp: Fix wrong Index is used

DEBUG((
  DEBUG_ERROR,
  "ItemOffsetList[%d](0x%lx) < ItemOffsetList[%d](0x%x)\n",
  Index,
  ItemOffsetList[Index],
  Index,                       // Should be Index - 1
  ItemOffsetList[Index - 1]
  ));

Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
---
 MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
index 555c5971d0..05fcd92deb 100644
--- a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
+++ b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
@@ -250,7 +250,7 @@ ValidateFmpCapsule (
     //
     if (Index > 0) {
       if (ItemOffsetList[Index] <= ItemOffsetList[Index - 1]) {
-        DEBUG((DEBUG_ERROR, "ItemOffsetList[%d](0x%lx) < ItemOffsetList[%d](0x%x)\n", Index, ItemOffsetList[Index], Index, ItemOffsetList[Index - 1]));
+        DEBUG((DEBUG_ERROR, "ItemOffsetList[%d](0x%lx) < ItemOffsetList[%d](0x%x)\n", Index, ItemOffsetList[Index], Index - 1, ItemOffsetList[Index - 1]));
         return EFI_INVALID_PARAMETER;
       }
     }
-- 
2.39.2