From 8e99b390f2bf91b028aac493280dbe285b0052ca Mon Sep 17 00:00:00 2001
From: Karl Heyes <karl@xiph.org>
Date: Sun, 1 May 2005 02:30:06 +0000
Subject: [PATCH] safety check, avoid the case of a cyclic cascading fallback

svn path=/icecast/trunk/icecast/; revision=9196
---
 src/source.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/source.c b/src/source.c
index 51267f3b..47306909 100644
--- a/src/source.c
+++ b/src/source.c
@@ -314,6 +314,11 @@ client_t *source_find_client(source_t *source, int id)
  */
 void source_move_clients (source_t *source, source_t *dest)
 {
+    if (strcmp (source->mount, dest->mount) == 0)
+    {
+        WARN1 ("src and dst are the same \"%s\", skipping", source->mount);
+        return;
+    }
     /* we don't want the two write locks to deadlock in here */
     thread_mutex_lock (&move_clients_mutex);