From: mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 6 Aug 2007 22:59:42 +0000 (+0000)
Subject: Fix bug in GPT check that was introduced when a CompareMem() call was changed to... 
X-Git-Tag: edk2-stable201903~22404
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=cd2d8468660d1ad2d0ce85b93d7303af6e22a9bf

Fix bug in GPT check that was introduced when a CompareMem() call was changed to a '==' operator.  It should be a '!=' operator.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3557 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/MdeModulePkg/Universal/Disk/PartitionDxe/Gpt.c b/MdeModulePkg/Universal/Disk/PartitionDxe/Gpt.c
index 581007e92a..00f5ec06e0 100644
--- a/MdeModulePkg/Universal/Disk/PartitionDxe/Gpt.c
+++ b/MdeModulePkg/Universal/Disk/PartitionDxe/Gpt.c
@@ -366,7 +366,7 @@ PartitionValidGptTable (
     return FALSE;
   }
 
-  if ((PartHdr->Header.Signature == EFI_PTAB_HEADER_ID) ||
+  if ((PartHdr->Header.Signature != EFI_PTAB_HEADER_ID) ||
       !PartitionCheckCrc (BlockSize, &PartHdr->Header) ||
       PartHdr->MyLBA != Lba
       ) {