Index: main/channel.c
===================================================================
--- main/channel.c	(revision 141804)
+++ main/channel.c	(working copy)
@@ -1279,8 +1279,9 @@
 	ast_jb_destroy(chan);
 
 	if (chan->cdr) {
-		ast_cdr_discard(chan->cdr);
+		struct ast_cdr *t = chan->cdr;
 		chan->cdr = NULL;
+		ast_cdr_discard(t);
 	}
 	
 	ast_mutex_destroy(&chan->lock);