From 16f90854f8957d12e2861bc77303f186402a8805 Mon Sep 17 00:00:00 2001
From: Ocean Wang <wanghaidong@cnnic.cn>
Date: Tue, 3 May 2011 19:14:49 +0800
Subject: [trac838] check the iterator before deference it

---
 src/lib/util/encode/base_n.cc | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/lib/util/encode/base_n.cc')

diff --git a/src/lib/util/encode/base_n.cc b/src/lib/util/encode/base_n.cc
index e79f11d11f..46cb02c92b 100644
--- a/src/lib/util/encode/base_n.cc
+++ b/src/lib/util/encode/base_n.cc
@@ -123,6 +123,9 @@ public:
         if (in_pad_) {
             return (BINARY_ZERO_CODE);
         } else {
+            if (base_ == base_end_) {
+                isc_throw(BadValue, "end of input");
+            }
             return (*base_);
         }
     }
-- 
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