From 7fa222d32bb1c48bb62ece71607bc327666c411a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Wed, 13 Aug 2003 09:16:59 +0000
Subject: [PATCH] (unparse_name): make sure there are space for a NUL, set
 *name to NULL when there is a failure (so caller can't get hold of a freed
 pointer)

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@12524 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/krb5/principal.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/krb5/principal.c b/lib/krb5/principal.c
index f3243f860..cfdd86d0d 100644
--- a/lib/krb5/principal.c
+++ b/lib/krb5/principal.c
@@ -321,14 +321,17 @@ unparse_name(krb5_context context,
 	    len += 2*plen;
 	len++;
     }
+    len++;
     *name = malloc(len);
     if(len != 0 && *name == NULL) {
 	krb5_set_error_string (context, "malloc: out of memory");
 	return ENOMEM;
     }
     ret = unparse_name_fixed(context, principal, *name, len, short_flag);
-    if(ret)
+    if(ret) {
 	free(*name);
+	*name = NULL;
+    }
     return ret;
 }