From e292581a1b372ae769cbc4801959cb888f264cd5 Mon Sep 17 00:00:00 2001
From: Roger Dingledine <arma@torproject.org>
Date: Tue, 18 Nov 2003 00:02:24 +0000
Subject: [PATCH] stop client_dns_clean from calling malloc(0)

svn:r831
---
 trunk/src/or/connection_edge.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/trunk/src/or/connection_edge.c b/trunk/src/or/connection_edge.c
index 57f72e8808..4d36e07573 100644
--- a/trunk/src/or/connection_edge.c
+++ b/trunk/src/or/connection_edge.c
@@ -902,6 +902,8 @@ void client_dns_clean(void)
   time_t now;
   int i;
 
+  if(!client_dns_size)
+    return;
   expired_entries = tor_malloc(client_dns_size * 
                                sizeof(struct client_dns_entry *));