From 9211e3319e6006373d8b5055f7a3d0bbd734c57b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sun, 29 Oct 2017 07:05:55 +0700
Subject: [PATCH] [extractor/common] Prefix format id for audio only HLS
 formats

---
 youtube_dl/extractor/common.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index a69240693..52f2055b5 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -1401,7 +1401,7 @@ class InfoExtractor(object):
             media_url = media.get('URI')
             if media_url:
                 format_id = []
-                for v in (group_id, name):
+                for v in (m3u8_id, group_id, name):
                     if v:
                         format_id.append(v)
                 f = {