From 69a18af8ac08c5829a6ede061c61a10c78150ab1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Wed, 5 Jan 2005 17:36:11 +0000
Subject: [PATCH] (krb5_parse_address): filter out dup addresses from
 getaddrinfo

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14479 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/krb5/addr_families.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/lib/krb5/addr_families.c b/lib/krb5/addr_families.c
index a409e5fb3..df3d157d4 100644
--- a/lib/krb5/addr_families.c
+++ b/lib/krb5/addr_families.c
@@ -787,11 +787,20 @@ krb5_parse_address(krb5_context context,
 	++n;
 
     ALLOC_SEQ(addresses, n);
+    if (addresses->val == NULL) {
+	krb5_set_error_string(context, "malloc: out of memory");
+	freeaddrinfo(ai);
+	return ENOMEM;
+    }
 
+    addresses->len = 0;
     for (a = ai, i = 0; a != NULL; a = a->ai_next) {
-	if(krb5_sockaddr2address (context, ai->ai_addr, 
-				  &addresses->val[i]) == 0)
-	    i++;
+	if (krb5_sockaddr2address (context, ai->ai_addr, &addresses->val[i]))
+	    continue;
+	if(krb5_address_search(context, &addresses->val[i], addresses))
+	    continue;
+	addresses->len = i;
+	i++;
     }
     freeaddrinfo (ai);
     return 0;