Fix: missing a return into clean_url function

htdocs/core/lib/functions2.lib.php

@@ -416,6 +416,7 @@ function clean_url($url,$http=1)
 
         return $CleanUrl;
     }
+    else return $url;
 }
 
 /**

htdocs/societe/soc.php

@@ -450,14 +450,14 @@ if (empty($reshook))
             }
         }
     }
-    
+
     // Remove file in doc form
     else if ($action == 'remove_file')
     {
     	if ($object->fetch($socid))
     	{
     		require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
-    
+
     		$langs->load("other");
     		$upload_dir = $conf->societe->dir_output;
     		$file = $upload_dir . '/' . GETPOST('file');