# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1509475802 -7200
# Node ID 5f574f78eff6b521570c81413ea79a37626f9a9e
# Parent  0402237b734eff28eebacfc48e465920c624775f
Limit search block max size.

diff -r 0402237b734e -r 5f574f78eff6 mapsearch.c
--- a/mapsearch.c	Tue Oct 31 19:43:44 2017 +0200
+++ b/mapsearch.c	Tue Oct 31 20:50:02 2017 +0200
@@ -734,6 +734,13 @@
         goto out;
     }
 
+
+    if (width * height > 400)
+    {
+        *verr = "Search block pattern too large.";
+        goto out;
+    }
+
     if ((pattern = mapBlockAlloc(width, height)) == NULL)
         goto out;