From b5a7f60a6b817402e2d96f4a35c79821b5073052 Mon Sep 17 00:00:00 2001
From: Callum Farmer <gmbr3@opensuse.org>
Date: Mon, 23 Sep 2024 16:12:19 +0100
Subject: [PATCH] Clarify CompareGuid change

* Update guid.c to display correct output code in description
* Add warning about failure in ABI README

Signed-off-by: Callum Farmer <gmbr3@opensuse.org>
---
 docs/README.ABI.md | 4 ++++
 lib/guid.c         | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/docs/README.ABI.md b/docs/README.ABI.md
index 775e010..d843675 100644
--- a/docs/README.ABI.md
+++ b/docs/README.ABI.md
@@ -5,8 +5,12 @@ versions
 
    This currently includes the following functions:
    - ReallocatePool
+
    - CopyMem
+
    - CompareGuid
+   
+     **Will break at runtime - likely causing opposite output to expected**
 
 2) Applications which haven't been updated in a while may also be missing the
 required `.rodata` section which contains needed read-only data which will prevent
diff --git a/lib/guid.c b/lib/guid.c
index 9b8fffc..9236cab 100644
--- a/lib/guid.c
+++ b/lib/guid.c
@@ -134,7 +134,7 @@ Arguments:
     Guid2       - guid to compare
 
 Returns:
-    = 0     if Guid1 == Guid2
+    = 1     if Guid1 == Guid2
 
 --*/
 {