diff --git a/filefield.module b/filefield.module
index 5429984..f75abd0 100644
--- a/filefield.module
+++ b/filefield.module
@@ -194,7 +194,7 @@ function filefield_file_download($filepath) {
         elseif (!$denied) {
           $revision_node = node_load($content['nid'], $revision_id);
           // You have access to the node as well as that particular revision.
-          $revision_access = _node_revision_access($revision_node, 'view');
+          $revision_access = $revision_node && _node_revision_access($revision_node, 'view');
         }
 
         // If node access denied, skip other revisions; or if we have node