From df45fec39343d8a32c1a6416a5570f98675c942a Mon Sep 17 00:00:00 2001
From: Love Hornquist Astrand <lha@h5l.org>
Date: Sun, 30 May 2010 15:39:12 -0700
Subject: [PATCH] plug memory leak

---
 lib/krb5/error_string.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/krb5/error_string.c b/lib/krb5/error_string.c
index 64738fc68..237d346f4 100644
--- a/lib/krb5/error_string.c
+++ b/lib/krb5/error_string.c
@@ -98,11 +98,14 @@ krb5_vset_error_message (krb5_context context, krb5_error_code ret,
 {
     int r;
 
-    krb5_clear_error_message(context);
     HEIMDAL_MUTEX_lock(context->mutex);
+    if (context->error_string) {
+	free(context->error_string);
+	context->error_string = NULL;
+    }
     context->error_code = ret;
     r = vasprintf(&context->error_string, fmt, args);
-    if (r)
+    if (r < 0)
 	context->error_string = NULL;
     HEIMDAL_MUTEX_unlock(context->mutex);
 }