From 7013a837f0e97eae2a5a15b1326d23f99f3f3540 Mon Sep 17 00:00:00 2001
From: aland <aland>
Date: Mon, 5 Mar 2007 14:11:55 +0000
Subject: [PATCH] 	prev_eap_ds may be NULL.  Don't dereference it.

	Bug found by Coverity
---
 src/modules/rlm_eap/libeap/eap_tls.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/modules/rlm_eap/libeap/eap_tls.c b/src/modules/rlm_eap/libeap/eap_tls.c
index 4e36833..4450bb4 100644
--- a/src/modules/rlm_eap/libeap/eap_tls.c
+++ b/src/modules/rlm_eap/libeap/eap_tls.c
@@ -332,7 +332,8 @@ static eaptls_status_t eaptls_verify(EAP_HANDLER *handler)
 	    ((eap_ds->response->length == EAP_HEADER_LEN + 2) &&
 	     ((eaptls_packet->flags & 0xc0) == 0x00))) {
 
-		if (prev_eap_ds->request->id == eap_ds->response->id) {
+		if (prev_eap_ds &&
+		    (prev_eap_ds->request->id == eap_ds->response->id)) {
 			/*
 			 *	Run the ACK handler directly from here.
 			 */
-- 
2.1.4