From 4933c6b58009da48970185f9abc429a1eb792ff3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marta=20Marczykowska-G=C3=B3recka?=
 <marta.maria.gorecka@gmail.com>
Date: Wed, 20 Jun 2018 23:08:22 +0200
Subject: [PATCH] Fixed error with large logs

Due to change in file.seek() behavior, the log
viewer errorer when faced with a very large file.
---
 qubesmanager/log_dialog.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/qubesmanager/log_dialog.py b/qubesmanager/log_dialog.py
index f89c684..98ca5d8 100644
--- a/qubesmanager/log_dialog.py
+++ b/qubesmanager/log_dialog.py
@@ -58,7 +58,7 @@ class LogDialog(ui_logdlg.Ui_LogDialog, QtGui.QDialog):
         if log.tell() > LOG_DISPLAY_SIZE:
             self.displayed_text = self.tr(
                 "(Showing only last %d bytes of file)\n") % LOG_DISPLAY_SIZE
-            log.seek(-LOG_DISPLAY_SIZE, os.SEEK_END)
+            log.seek(log.tell()-LOG_DISPLAY_SIZE, os.SEEK_SET)
         else:
             log.seek(0, os.SEEK_SET)
         self.displayed_text += log.read()