From 4709d67f92bf89c264e38fbf94e3324edd922ac8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Tue, 23 Apr 2013 10:39:50 +0200
Subject: Fix encoding of semi-constrained, extensible INTEGERs

Given:

   Semi ::= INTEGER (Lb..MAX, ...)

where Lb is an arbitrary integer, attempting to encode an
integer less than Lb would cause the encoder to enter an
infinite loop.
---
 lib/asn1/src/asn1rtt_uper.erl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/asn1/src/asn1rtt_uper.erl')

diff --git a/lib/asn1/src/asn1rtt_uper.erl b/lib/asn1/src/asn1rtt_uper.erl
index 320038caa2..a5035c6660 100644
--- a/lib/asn1/src/asn1rtt_uper.erl
+++ b/lib/asn1/src/asn1rtt_uper.erl
@@ -223,7 +223,7 @@ encode_integer1(C, Val) ->
     case VR = get_constraint(C, 'ValueRange') of
 	no ->
 	    encode_unconstrained_number(Val);
-	{Lb,'MAX'} ->
+	{Lb,'MAX'} when Lb =< Val ->
 	    encode_semi_constrained_number(Lb, Val);
 	%% positive with range
 	{Lb,Ub} when Val >= Lb, Ub >= Val ->
-- 
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