From 4d200dd2d53f36ca34e03ddba638573d1c604517 Mon Sep 17 00:00:00 2001
From: Love Hornquist Astrand <lha@h5l.org>
Date: Thu, 30 Jul 2009 18:56:23 +0200
Subject: [PATCH] Clean the list in a simpler way

---
 lib/krb5/transited.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/lib/krb5/transited.c b/lib/krb5/transited.c
index 40034fe62..1ff4ce165 100644
--- a/lib/krb5/transited.c
+++ b/lib/krb5/transited.c
@@ -358,17 +358,15 @@ krb5_domain_x500_decode(krb5_context context,
 	return ret;
 
     /* remove empty components and count realms */
-    q = &r;
     *num_realms = 0;
-    for(p = r; p; ){
-	if(p->realm[0] == '\0'){
+    for(q = &r; *q; ){
+	if((*q)->realm[0] == '\0'){
+	    p = *q;
+	    *q = (*q)->next;
 	    free(p->realm);
-	    *q = p->next;
 	    free(p);
-	    p = *q;
 	}else{
-	    q = &p->next;
-	    p = p->next;
+	    q = &(*q)->next;
 	    (*num_realms)++;
 	}
     }
-- 
2.11.4.GIT