From 398885a52dfa36f8dfa0e715052e894f2cd592ac Mon Sep 17 00:00:00 2001
From: Emmanuel Marty <emmanuel@fgl.com>
Date: Mon, 30 Jan 2023 13:19:03 +0100
Subject: [PATCH] Small simplifications in matchfinder

---
 src/matchfinder.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/matchfinder.c b/src/matchfinder.c
index 12815d5..6e4fee3 100644
--- a/src/matchfinder.c
+++ b/src/matchfinder.c
@@ -259,7 +259,7 @@ static int lzsa_find_matches_at(lzsa_compressor *pCompressor, const int nOffset,
             if ((matchptr - pMatches) < nMaxMatches) {
                const unsigned int nMatchOffset = (const unsigned int)(nOffset - match_pos);
 
-               if (nMatchOffset <= MAX_OFFSET && nMatchOffset != nPrevOffset) {
+               if (nMatchOffset <= MAX_OFFSET) {
                   matchptr->length = ((const unsigned short)(ref >> (LCP_SHIFT + TAG_BITS))) | 0x8000;
                   matchptr->offset = (const unsigned short)nMatchOffset;
                   matchptr++;
@@ -287,6 +287,8 @@ static int lzsa_find_matches_at(lzsa_compressor *pCompressor, const int nOffset,
             }
             matchptr->offset = (const unsigned short)nMatchOffset;
             matchptr++;
+
+            nPrevOffset = nMatchOffset;
          }
       }
 
@@ -299,7 +301,7 @@ static int lzsa_find_matches_at(lzsa_compressor *pCompressor, const int nOffset,
          if ((matchptr - pMatches) < nMaxMatches) {
             const unsigned int nMatchOffset = (const unsigned int)(nOffset - match_pos);
 
-            if (nMatchOffset <= MAX_OFFSET && nMatchOffset != nPrevOffset) {
+            if (nMatchOffset <= MAX_OFFSET) {
                const unsigned short nMatchLen = ((const unsigned short)(ref >> (LCP_SHIFT + TAG_BITS)));
 
                if (nMatchLen > 2) {