Fix possible division by zero

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/file_api.php b/lib/file_api.php
index a458b8d..62d522f 100644
--- a/lib/file_api.php
+++ b/lib/file_api.php
@@ -295,7 +295,7 @@ class file_api extends file_api_core
             if (!empty($status)) {
                 $status['percent'] = round($status['current']/$status['total']*100);
                 if ($status['percent'] < 100) {
-                    $diff = time() - intval($status['start_time']);
+                    $diff = max(1, time() - intval($status['start_time']));
                     // calculate time to end of uploading (in seconds)
                     $status['eta'] = intval($diff * (100 - $status['percent']) / $status['percent']);
                     // average speed (bytes per second)