Fixed the checking for the scale filter index.

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2116 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/rfb/ScaleFilters.cxx b/common/rfb/ScaleFilters.cxx
index 28fa24f..4782add 100644
--- a/common/rfb/ScaleFilters.cxx
+++ b/common/rfb/ScaleFilters.cxx
@@ -67,7 +67,7 @@
 //

 

 SFilter &ScaleFilters::operator[](unsigned int filter_id) {

-  assert(filter_id < scaleFilterMaxNumber);

+  assert(filter_id <= scaleFilterMaxNumber);

   return filters[filter_id];

 }