Index: channel.c
===================================================================
--- channel.c   (revision 13542)
+++ channel.c   (working copy)
@@ -1006,6 +1006,7 @@
        while ((vardata = AST_LIST_REMOVE_HEAD(headp, entries)))
                ast_var_delete(vardata);
 
+       ast_string_field_free_all(chan);
        free(chan);
        AST_LIST_UNLOCK(&channels);