From: Adam Dickmeiss <adam@indexdata.dk>
Date: Thu, 31 May 2012 13:07:34 +0000 (+0200)
Subject: Dict: fix out-of-bounds for long terms
X-Git-Tag: v2.0.52~2
X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=commitdiff_plain;h=f31b347624a0c696df1945e4f88725d1e01eb8f9;hp=1be7fc91bc717063333d5cf90a2fa5f618b06b18

Dict: fix out-of-bounds for long terms

Only happened due to increased IT_MAX_WORD, so nobody would be
affected by this problem before.
---

diff --git a/dict/lookgrep.c b/dict/lookgrep.c
index ebd54b7..f480029 100644
--- a/dict/lookgrep.c
+++ b/dict/lookgrep.c
@@ -412,7 +412,7 @@ int dict_lookup_grep(Dict dict, const char *pattern, int range, void *client,
 
     mc = mk_MatchContext(dfa, range);
 
-    Rj = (MatchWord *) xcalloc((MAX_LENGTH+1) * mc->n, sizeof(*Rj));
+    Rj = (MatchWord *) xcalloc((MAX_LENGTH+2) * mc->fact, sizeof(*Rj));
 
     set_bit (mc, Rj, 0, 0);
     for (d = 1; d<=mc->range; d++)