From: Alan T. DeKok <aland@freeradius.org>
Date: Tue, 23 Nov 2010 15:54:23 +0000 (+0100)
Subject: Avoid pointer comparison overflows
X-Git-Tag: release_2_1_11~201
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0c7ec52c1e0e873a2c844e886a9bc90538dffeda;p=thirdparty%2Ffreeradius-server.git

Avoid pointer comparison overflows
---

diff --git a/src/modules/rlm_eap/rlm_eap.c b/src/modules/rlm_eap/rlm_eap.c
index 7b6588289e1..07ee7eccebe 100644
--- a/src/modules/rlm_eap/rlm_eap.c
+++ b/src/modules/rlm_eap/rlm_eap.c
@@ -110,7 +110,9 @@ static int eap_handler_cmp(const void *a, const void *b)
  */
 static int eap_handler_ptr_cmp(const void *a, const void *b)
 {
-  return (a - b);
+	if (a < b) return -1;
+	if (a > b) return +1;
+	return 0;
 }