From 85acd57c8a288ce92f42bcf62737eebe385bce90 Mon Sep 17 00:00:00 2001
From: Jeffrey Altman <jaltman@secure-endpoints.com>
Date: Fri, 28 Apr 2017 10:21:45 -0400
Subject: [PATCH] base: fix error_cmp

Fix the numeric error value comparison performed by error_cmp().

Identified by AppChecker and previously fixed by Darwin.

Change-Id: I0a72fd381bef0b34b7e7d155bfff03ab4196d38e
---
 lib/base/error.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/base/error.c b/lib/base/error.c
index a1bbfa8a1..8ae65de49 100644
--- a/lib/base/error.c
+++ b/lib/base/error.c
@@ -53,8 +53,8 @@ static int
 error_cmp(void *a, void *b)
 {
     struct heim_error *ap = a, *bp = b;
-    if (ap->error_code == ap->error_code)
-	return ap->error_code - ap->error_code;
+    if (ap->error_code == bp->error_code)
+	return 0;
     return heim_cmp(ap->msg, bp->msg);
 }