From 903d1369428f72397dbc698654dbad445ecaf2ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sat, 14 Nov 2015 16:43:58 +0600
Subject: [PATCH] [lynda] Logout only when login info present (Closes #7500)

---
 youtube_dl/extractor/lynda.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/youtube_dl/extractor/lynda.py b/youtube_dl/extractor/lynda.py
index 9a207b2cd..7d78a8805 100644
--- a/youtube_dl/extractor/lynda.py
+++ b/youtube_dl/extractor/lynda.py
@@ -83,6 +83,10 @@ class LyndaBaseIE(InfoExtractor):
             raise ExtractorError('Unable to log in')
 
     def _logout(self):
+        username, _ = self._get_login_info()
+        if username is None:
+            return
+
         self._download_webpage(
             'http://www.lynda.com/ajax/logout.aspx', None,
             'Logging out', 'Unable to log out', fatal=False)