File: 0005-don-t-NULL-deref-if-TARPIT-is-defined-and-someone-doe.diff

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From 83d7d17bf3189ffc9dc291a66759567b4ce4624f Mon Sep 17 00:00:00 2001
From: leitner <leitner>
Date: Sun, 4 Nov 2007 21:07:27 +0000
Subject: [PATCH] don't NULL-deref if TARPIT is defined and someone does not send a
 User-Agent header (Thanks, Peter Conrad)

---
 httpd.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/httpd.c b/httpd.c
index 43296e6..a4ca6bb 100644
--- a/httpd.c
+++ b/httpd.c
@@ -1400,7 +1400,7 @@ handlenext:
   }
 
 #ifdef TARPIT
-  if (str_equal(ua,"EmailSiphon")) { sleep(120); exit(0); }
+  if (ua && str_equal(ua,"EmailSiphon")) { sleep(120); exit(0); }
 #endif
 
   port=getenv("TCPLOCALPORT");
-- 
1.5.3.8