From 71e1437ab585b46f7a25f5a131557d3d1c0cbaa2 Mon Sep 17 00:00:00 2001
From: Lasse Collin <lasse.collin@tukaani.org>
Date: Mon, 4 Aug 2014 19:25:58 +0300
Subject: [PATCH] liblzma: Use lzma_memcmplen() in the BT3 match finder.

I had missed this when writing the commit
5db75054e900fa06ef5ade5f2c21dffdd5d16141.

Thanks to Jun I Jin.
---
 src/liblzma/lz/lz_encoder_mf.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/liblzma/lz/lz_encoder_mf.c b/src/liblzma/lz/lz_encoder_mf.c
index 6dc39f4a..78520779 100644
--- a/src/liblzma/lz/lz_encoder_mf.c
+++ b/src/liblzma/lz/lz_encoder_mf.c
@@ -632,9 +632,8 @@ lzma_mf_bt3_find(lzma_mf *mf, lzma_match *matches)
 	uint32_t len_best = 2;
 
 	if (delta2 < mf->cyclic_size && *(cur - delta2) == *cur) {
-		for ( ; len_best != len_limit; ++len_best)
-			if (*(cur + len_best - delta2) != cur[len_best])
-				break;
+		len_best = lzma_memcmplen(
+				cur, cur - delta2, len_best, len_limit);
 
 		matches[0].len = len_best;
 		matches[0].dist = delta2 - 1;