From e79c42d854657ae7f75613bd80c1a35ff7c525cb Mon Sep 17 00:00:00 2001
From: Lasse Collin <lasse.collin@tukaani.org>
Date: Fri, 10 Apr 2009 11:17:02 +0300
Subject: [PATCH] Fix off-by-one in LZ decoder.

Fortunately, this bug had no security risk other than accepting
some corrupt files as valid.
---
 src/liblzma/lz/lz_decoder.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/liblzma/lz/lz_decoder.h b/src/liblzma/lz/lz_decoder.h
index 9041d0bd..79b8c8c5 100644
--- a/src/liblzma/lz/lz_decoder.h
+++ b/src/liblzma/lz/lz_decoder.h
@@ -126,7 +126,7 @@ dict_is_empty(const lzma_dict *const dict)
 static inline bool
 dict_is_distance_valid(const lzma_dict *const dict, const size_t distance)
 {
-	return dict->full >= distance;
+	return dict->full > distance;
 }