diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index bd7c87715..ad6a93e02 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -1784,7 +1784,7 @@ class InfoExtractor(object):
 
     def _parse_m3u8_subtitles(self, m3u8_doc, m3u8_url):
         """
-        Parse subtitles from m3u8 file. 
+        Parse subtitles from m3u8 file.
         Please avoid downloading the m3u8 twice.
         """
         format_url = lambda u: (
diff --git a/youtube_dl/extractor/tv4.py b/youtube_dl/extractor/tv4.py
index e316cdc43..a727eb697 100644
--- a/youtube_dl/extractor/tv4.py
+++ b/youtube_dl/extractor/tv4.py
@@ -119,7 +119,6 @@ class TV4IE(InfoExtractor):
 
         if res:
             m3u8_doc, urlh = res
-            m3u8_url = urlh.geturl()
             subtitles = self._parse_m3u8_subtitles(m3u8_doc, manifest_url)
             # Hardcode webvtt for now
             for item in subtitles: