From: H.G.Muller <hgm@hgm-xboard.(none)>
Date: Mon, 2 Jun 2014 17:34:47 +0000 (+0200)
Subject: Fix crash on reading some FENs
X-Git-Url: http://winboard.nl/cgi-bin?a=commitdiff_plain;h=28f101a78d114364e46e053a84a185895f104750;p=hachu.git

Fix crash on reading some FENs

It was possible to read beyond the end of a FEN when converting it to
internal format, which could lead to all kind of nastiness.
---

diff --git a/hachu.c b/hachu.c
index 711ec43..0eea758 100644
--- a/hachu.c
+++ b/hachu.c
@@ -2318,6 +2318,7 @@ Convert (char *fen)
         *p++ = table[2* (*fen - 'A' - n)+1] + n;
       }
     } else *p++ = *fen;
+    if(!*fen) break;
     fen++;
   }
   printf("# converted FEN '%s'\n", fenArray);