fixed typo, undefined $ents

diff --git a/mod/glossary/lib.php b/mod/glossary/lib.php
index c16f9753e25b22248b8c253b235cb2e3a2df44ef..bf462c35bcdeb23c7a90395b784ed4ab915cb1cf 100644 (file)
--- a/mod/glossary/lib.php
+++ b/mod/glossary/lib.php
@@ -894,7 +894,7 @@ function glossary_search($course, $searchterms, $extended = 0, $glossary = NULL)
             foreach ( $glossaries as $glossary ) {
                 $glos .= "$glossary->id,";
             }
-            $glos = substr($ents,0,-1);
+            $glos = substr($glos,0,-1);
         }
     } else {
         $glos = $glossary->id;